{"id":39582,"date":"2023-07-06T11:49:48","date_gmt":"2023-10-08T03:46:36","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/spring%e6%a1%86%e6%9e%b6%ef%bc%88spring-boot%ef%bc%89%e7%9a%84%e6%8a%80%e5%b7%a7\/"},"modified":"2024-04-30T12:16:19","modified_gmt":"2024-04-30T04:16:19","slug":"spring%e6%a1%86%e6%9e%b6%ef%bc%88spring-boot%ef%bc%89%e7%9a%84%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/spring%e6%a1%86%e6%9e%b6%ef%bc%88spring-boot%ef%bc%89%e7%9a%84%e6%8a%80%e5%b7%a7\/","title":{"rendered":"Spring\u6846\u67b6\uff08Spring Boot\uff09\u7684\u6280\u5de7"},"content":{"rendered":"<h1>\u603b\u7684\u6765\u8bf4<\/h1>\n<p>\u8fd9\u662f\u5173\u4e8eSpring\u6846\u67b6\uff08Spring Boot\uff09\u7684\u6280\u5de7\u3002\u6211\u4eec\u5c06\u968f\u65f6\u8fdb\u884c\u66f4\u65b0\u3002<br \/>\n\u4e00\u4e9b\u8f83\u957f\u7684\u5185\u5bb9\u5c06\u4f5c\u4e3a\u5355\u72ec\u7684\u6587\u7ae0\u53d1\u5e03\uff0c\u5e76\u5728\u6b64\u5904\u63d0\u4f9b\u94fe\u63a5\u3002<br \/>\n\u53e6\u5916\uff0c\u8bf7\u6ce8\u610f\uff0c\u6700\u521d\u53d1\u5e03\u7684\u6280\u5de7\u662f\u57282015\u5e74\u4f7f\u7528\u7684\u65e7\u7248\u672c\uff0c\u53ef\u80fd\u4e0d\u518d\u9002\u7528\uff0c\u656c\u8bf7\u7559\u610f\u3002<\/p>\n<h1>\u5efa\u8bae<\/h1>\n<h2>\u5c06\u5c5e\u6027\u6587\u4ef6\u7684\u503c\u8bbe\u7f6e\u4e3a\u5b57\u6bb5\u7684\u9ed8\u8ba4\u503c\u3002<\/h2>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.3.0.M5, Java 1.8.0_60<\/ul>\n<h3>\u4ef7\u503c\u6ce8\u89e3<\/h3>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528Value\u6ce8\u89e3\u5c06\u5c5e\u6027\u6587\u4ef6\u7684\u503c\u4f5c\u4e3a\u5b57\u6bb5\u7684\u9ed8\u8ba4\u503c\u3002<\/p>\n<ul class=\"post-ul\">Annotation Type Value<\/ul>\n<pre class=\"post-pre\"><code><span class=\"na\">myapp<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">string<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">property<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Some text<\/span>\r\n    <span class=\"na\">propertyDefault<\/span><span class=\"pi\">:<\/span>\r\n<span class=\"c1\">#    propertyUnresolvable:<\/span>\r\n  <span class=\"na\">int<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">property<\/span><span class=\"pi\">:<\/span> <span class=\"m\">123<\/span>\r\n  <span class=\"na\">boolean<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">property<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.string.property}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">stringProperty<\/span><span class=\"o\">;<\/span>\r\n<span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.int.property}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"kt\">int<\/span> <span class=\"n\">intProperty<\/span><span class=\"o\">;<\/span>\r\n<span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.boolean.property}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"kt\">boolean<\/span> <span class=\"n\">boolProperty<\/span><span class=\"o\">;<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"String:{} int:{} bool:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">stringProperty<\/span><span class=\"o\">,<\/span> <span class=\"n\">intProperty<\/span><span class=\"o\">,<\/span> <span class=\"n\">boolProperty<\/span><span class=\"o\">);<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 String:Some text int:123 bool:true<\/span>\r\n<\/code><\/pre>\n<h4>\u672a\u88ab\u5b9a\u4e49\u7684\u5c5e\u6027<\/h4>\n<p>\u5f53\u5f15\u7528\u672a\u5b9a\u4e49\u7684\u5c5e\u6027\u65f6\u4f1a\u5f15\u53d1\u5f02\u5e38\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.string.propertyUnresolvable}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">stringPropertyUnresolvable<\/span><span class=\"o\">;<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nc\">Caused<\/span> <span class=\"nl\">by:<\/span> <span class=\"n\">java<\/span><span class=\"o\">.<\/span><span class=\"na\">lang<\/span><span class=\"o\">.<\/span><span class=\"na\">IllegalArgumentException<\/span><span class=\"o\">:<\/span> <span class=\"nc\">Could<\/span> <span class=\"n\">not<\/span> <span class=\"n\">resolve<\/span> <span class=\"n\">placeholder<\/span> <span class=\"err\">'<\/span><span class=\"n\">myapp<\/span><span class=\"o\">.<\/span><span class=\"na\">string<\/span><span class=\"o\">.<\/span><span class=\"na\">propertyUnresolvable<\/span><span class=\"err\">'<\/span> <span class=\"n\">in<\/span> <span class=\"n\">string<\/span> <span class=\"n\">value<\/span> <span class=\"s\">\"${myapp.string.propertyUnresolvable}\"<\/span>\r\n<\/code><\/pre>\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u5c06\u81ea\u5b9a\u4e49PropertySourcesPlaceholderConfigurer\u3002\u6211\u4eec\u5c06\u4f7f\u7528setIgnoreUnresolvablePlaceholders\u65b9\u6cd5\u6765\u5ffd\u7565\u65e0\u6cd5\u89e3\u51b3\u7684\u5c5e\u6027\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Bean<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">PropertySourcesPlaceholderConfigurer<\/span> <span class=\"nf\">placeholderConfigurer<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"nc\">PropertySourcesPlaceholderConfigurer<\/span> <span class=\"n\">config<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">PropertySourcesPlaceholderConfigurer<\/span><span class=\"o\">();<\/span>\r\n  <span class=\"n\">config<\/span><span class=\"o\">.<\/span><span class=\"na\">setIgnoreUnresolvablePlaceholders<\/span><span class=\"o\">(<\/span><span class=\"kc\">true<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"n\">config<\/span><span class=\"o\">;<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8bbe\u7f6e\u9ed8\u8ba4\u503c\u3002\u901a\u8fc7\u4f7f\u7528\u5192\u53f7\u8fdb\u884c\u5206\u9694\u6765\u6307\u5b9a\u9ed8\u8ba4\u503c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.string.propertyUnresolvable:defaultValue}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">stringPropertyUnresolvable<\/span><span class=\"o\">;<\/span>\r\n<\/code><\/pre>\n<p>\u7ed3\u679c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"String Unresolvable:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">stringPropertyUnresolvable<\/span><span class=\"o\">);<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 String Unresolvable:defaultValue<\/span>\r\n<\/code><\/pre>\n<h4>\u9ed8\u8ba4\u503c<\/h4>\n<p>\u5982\u679c\u5c5e\u6027\u7684\u503c\u672a\u88ab\u5b9a\u4e49\uff0c\u90a3\u4e48\u5c06\u4e0d\u4f1a\u53cd\u6620Value\u6ce8\u89e3\u6307\u5b9a\u7684\u9ed8\u8ba4\u503c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">myapp<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">string<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">propertyDefault<\/span><span class=\"pi\">:<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.string.propertyDefault:defaultValue}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">stringPropertyDefault<\/span><span class=\"o\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u5b57\u6bb5\u4e2d\uff0c\u672a\u53cd\u6620\u9ed8\u8ba4\u503c\u7684Value\u6ce8\u91ca\u5c06\u8f93\u51fa\u4e3a\u7a7a\u5b57\u7b26\u4e32\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"String Default:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">stringPropertyDefault<\/span><span class=\"o\">);<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 String Default:<\/span>\r\n<\/code><\/pre>\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u5236PropertySourcesPlaceholderConfigurer\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528setNullValue\u65b9\u6cd5\u5c06\u7a7a\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3anull\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Bean<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">PropertySourcesPlaceholderConfigurer<\/span> <span class=\"nf\">placeholderConfigurer<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"nc\">PropertySourcesPlaceholderConfigurer<\/span> <span class=\"n\">config<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">PropertySourcesPlaceholderConfigurer<\/span><span class=\"o\">();<\/span>\r\n  <span class=\"n\">config<\/span><span class=\"o\">.<\/span><span class=\"na\">setIgnoreUnresolvablePlaceholders<\/span><span class=\"o\">(<\/span><span class=\"kc\">true<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">config<\/span><span class=\"o\">.<\/span><span class=\"na\">setNullValue<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\"<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"n\">config<\/span><span class=\"o\">;<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u7136\u800c\uff0c\u9ed8\u8ba4\u503c\u672a\u88ab\u8bbe\u7f6e\uff0c\u5c06\u53d8\u4e3anull\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"String Default:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">stringPropertyDefault<\/span><span class=\"o\">);<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 String Default:null<\/span>\r\n<\/code><\/pre>\n<p>\u56e0\u6b64\uff0c\u5728\u6b64\u5904\u7528Value\u6ce8\u91ca\u4e0d\u6307\u5b9a\u9ed8\u8ba4\u503c\uff0c\u800c\u662f\u4f7f\u7528Optional\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.string.propertyDefault}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">Optional<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">stringPropertyDefault<\/span><span class=\"o\">;<\/span>\r\n<\/code><\/pre>\n<p>\u7ed3\u679c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"String Default:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">stringPropertyDefault<\/span><span class=\"o\">.<\/span><span class=\"na\">orElse<\/span><span class=\"o\">(<\/span><span class=\"s\">\"defaultValue\"<\/span><span class=\"o\">));<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 String Default:defaultValue<\/span>\r\n<\/code><\/pre>\n<h4>\u6536\u96c6<\/h4>\n<ul class=\"post-ul\">Class DefaultFormattingConversionService<\/ul>\n<p>\u7528yaml\u5b9a\u4e49\u6570\u7ec4\u7684\u65b9\u5f0f\u5982\u4e0b\uff0c\u4f46\u662fspring\u4f3c\u4e4e\u4e0d\u652f\u6301\u8fd9\u79cd\u5f62\u5f0f\u7684\u6570\u7ec4\u5b9a\u4e49\u3002(\u8fd9\u4e2a\u95ee\u9898\u5df2\u7ecf\u88ab\u5217\u4e3a@Value\u6ce8\u89e3\u5e94\u8be5\u80fd\u591f\u4eceYAML\u5c5e\u6027\u4e2d\u6ce8\u5165List\u7684\u95ee\u9898\u3002)<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">myapp<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">intList<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">property<\/span><span class=\"pi\">:<\/span>\r\n     <span class=\"pi\">-<\/span> <span class=\"m\">1<\/span>\r\n     <span class=\"pi\">-<\/span> <span class=\"m\">2<\/span>\r\n     <span class=\"pi\">-<\/span> <span class=\"m\">3<\/span>\r\n     <span class=\"pi\">-<\/span> <span class=\"m\">4<\/span>\r\n     <span class=\"pi\">-<\/span> <span class=\"m\">5<\/span>\r\n<\/code><\/pre>\n<p>\u76ee\u524d\uff0c\u6211\u4eec\u4f7f\u7528\u9017\u53f7\u6765\u5206\u9694\u5e76\u5217\u4e3e\u6570\u503c\uff0c\u4ee5\u8868\u793a\u6570\u7ec4\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">myapp<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">intList<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">property<\/span><span class=\"pi\">:<\/span> <span class=\"s\">1,2,3,4,5<\/span>\r\n  <span class=\"na\">stringArray<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">property<\/span><span class=\"pi\">:<\/span> <span class=\"s\">a,b,c,d,e<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.intList.property}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Integer<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">intList<\/span><span class=\"o\">;<\/span>\r\n<span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.stringArray.property}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">stringArray<\/span><span class=\"o\">;<\/span>\r\n<\/code><\/pre>\n<p>\u7136\u800c\uff0c\u7ee7\u7eed\u8fd9\u6837\u4e0b\u53bb\u5c06\u4f1a\u5bfc\u81f4\u5f02\u5e38\u4ea7\u751f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nc\">Caused<\/span> <span class=\"nl\">by:<\/span> <span class=\"n\">java<\/span><span class=\"o\">.<\/span><span class=\"na\">lang<\/span><span class=\"o\">.<\/span><span class=\"na\">NumberFormatException<\/span><span class=\"o\">:<\/span> <span class=\"nc\">For<\/span> <span class=\"n\">input<\/span> <span class=\"nl\">string:<\/span> <span class=\"s\">\"1,2,3,4,5\"<\/span>\r\n<\/code><\/pre>\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u4f7f\u7528ConversionService\u5c06DefaultFormattingConversionService\u8fdb\u884c\u8f6c\u6362\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Bean<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">ConversionService<\/span> <span class=\"nf\">conversionService<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"nc\">ConversionService<\/span> <span class=\"n\">conversionService<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">DefaultFormattingConversionService<\/span><span class=\"o\">();<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"n\">conversionService<\/span><span class=\"o\">;<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u7ed3\u679c\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"intList:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">intList<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 intList:[1, 2, 3, 4, 5]<\/span>\r\n<span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"stringArray:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">stringArray<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 stringArray:[a, b, c, d, e]<\/span>\r\n<\/code><\/pre>\n<h4>\u672c\u5730\u65e5\u671f<\/h4>\n<p>\u8981\u5c06\u65e5\u671f\u65f6\u95f4\u8bbe\u4e3a\u5b57\u6bb5\u7684\u9ed8\u8ba4\u503c\uff0c\u9664\u4e86\u4f7f\u7528Value\u6ce8\u91ca\u5916\uff0c\u8fd8\u9700\u4f7f\u7528DateTimeFormat\u6ce8\u91ca\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">myapp<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">localDate<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">property<\/span><span class=\"pi\">:<\/span> <span class=\"s\">2015-09-28<\/span>\r\n  <span class=\"na\">localDateTime<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">property<\/span><span class=\"pi\">:<\/span> <span class=\"s\">2015-09-28 10:05:00<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528DateTimeFormat\u6ce8\u89e3\u58f0\u660e\u6a21\u5f0f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.localDate.property}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"nd\">@DateTimeFormat<\/span><span class=\"o\">(<\/span><span class=\"n\">pattern<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"yyyy-MM-dd\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">LocalDate<\/span> <span class=\"n\">localDate<\/span><span class=\"o\">;<\/span>\r\n<span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${myapp.localDateTime.property}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"nd\">@DateTimeFormat<\/span><span class=\"o\">(<\/span><span class=\"n\">pattern<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"yyyy-MM-dd HH:mm:ss\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">private<\/span> <span class=\"nc\">LocalDateTime<\/span> <span class=\"n\">localDateTime<\/span><span class=\"o\">;<\/span>\r\n<\/code><\/pre>\n<p>\u7ed3\u679c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"localDate:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">localDate<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 localDate:2015-09-28<\/span>\r\n<span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"localDateTime:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">localDateTime<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n<span class=\"c1\">\/\/ \u21d2 localDateTime:2015-09-28T10:05<\/span>\r\n<\/code><\/pre>\n<h4>thymeleaf \u662f\u4e00\u4e2a\u7528\u4e8e\u5728 Java \u7f51\u9875\u5e94\u7528\u4e2d\u521b\u5efa\u52a8\u6001\u6a21\u677f\u7684\u5f00\u6e90\u6a21\u677f\u5f15\u64ce\u3002<\/h4>\n<p>\u60a8\u53ef\u4ee5\u4eceThymeleaf\u6a21\u677f\u4e2d\u5f15\u7528\u5c5e\u6027\u6587\u4ef6\u7684\u503c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">myapp<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">version<\/span><span class=\"pi\">:<\/span> <span class=\"s\">1.0.1<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;p<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"${@environment.getProperty('myapp.version')}\"<\/span><span class=\"nt\">&gt;&lt;\/p&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u7ed3\u679c\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;p&gt;<\/span>1.0.1<span class=\"nt\">&lt;\/p&gt;<\/span>\r\n<\/code><\/pre>\n<h2>\u5bf9ConversionService\u8fdb\u884c\u81ea\u5b9a\u4e49\u64cd\u4f5c<\/h2>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.3.0.M5, Java 1.8.0_60<\/ul>\n<p>\u5b9a\u5236\u5316\u578b\u8f49\u63db\u670d\u52d9\uff0c\u5c07\u65e5\u671f\u5b57\u4e32\u8f49\u63db\u70baDate\u6216LocalDate\u985e\u5225\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Interface ConversionService<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Class FormattingConversionServiceFactoryBean<\/ul>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">java.text.ParseException<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.text.SimpleDateFormat<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.time.LocalDate<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.time.LocalDateTime<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.time.format.DateTimeFormatter<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Date<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.HashSet<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Set<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.annotation.Bean<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.annotation.Configuration<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.core.convert.ConversionService<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.core.convert.converter.Converter<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.format.support.FormattingConversionServiceFactoryBean<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"nd\">@Configuration<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">ConversionConfig<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"nd\">@Bean<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">ConversionService<\/span> <span class=\"nf\">conversionService<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"nc\">FormattingConversionServiceFactoryBean<\/span> <span class=\"n\">factoryBean<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">FormattingConversionServiceFactoryBean<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"n\">factoryBean<\/span><span class=\"o\">.<\/span><span class=\"na\">setConverters<\/span><span class=\"o\">(<\/span><span class=\"n\">getConverters<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"n\">factoryBean<\/span><span class=\"o\">.<\/span><span class=\"na\">afterPropertiesSet<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"nc\">ConversionService<\/span> <span class=\"n\">conversionService<\/span> <span class=\"o\">=<\/span> <span class=\"n\">factoryBean<\/span><span class=\"o\">.<\/span><span class=\"na\">getObject<\/span><span class=\"o\">();<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"n\">conversionService<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"kd\">static<\/span> <span class=\"kd\">final<\/span> <span class=\"nc\">DateTimeFormatter<\/span> <span class=\"no\">DATE_FORMATTER<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">DateTimeFormatter<\/span><span class=\"o\">.<\/span><span class=\"na\">ofPattern<\/span><span class=\"o\">(<\/span><span class=\"s\">\"yyyy-MM-dd\"<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"kd\">static<\/span> <span class=\"kd\">final<\/span> <span class=\"nc\">DateTimeFormatter<\/span> <span class=\"no\">DATETIME_FORMATTER<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">DateTimeFormatter<\/span><span class=\"o\">.<\/span><span class=\"na\">ofPattern<\/span><span class=\"o\">(<\/span><span class=\"s\">\"yyyy-MM-dd HH:mm:ss\"<\/span><span class=\"o\">);<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">Set<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Converter<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"o\">?&gt;&gt;<\/span> <span class=\"n\">getConverters<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nc\">Set<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Converter<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"o\">?&gt;&gt;<\/span> <span class=\"n\">converters<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">HashSet<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Converter<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"o\">?&gt;&gt;();<\/span>\r\n\r\n    <span class=\"n\">converters<\/span><span class=\"o\">.<\/span><span class=\"na\">add<\/span><span class=\"o\">(<\/span>\r\n      <span class=\"k\">new<\/span> <span class=\"nc\">Converter<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Date<\/span><span class=\"o\">&gt;()<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"nd\">@Override<\/span>\r\n        <span class=\"kd\">public<\/span> <span class=\"nc\">Date<\/span> <span class=\"nf\">convert<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span> <span class=\"n\">str<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n          <span class=\"nc\">SimpleDateFormat<\/span> <span class=\"n\">sdf<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">SimpleDateFormat<\/span><span class=\"o\">(<\/span><span class=\"s\">\"yyyy-MM-dd\"<\/span><span class=\"o\">);<\/span>\r\n          <span class=\"k\">try<\/span> <span class=\"o\">{<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"n\">sdf<\/span><span class=\"o\">.<\/span><span class=\"na\">parse<\/span><span class=\"o\">(<\/span><span class=\"n\">str<\/span><span class=\"o\">);<\/span>\r\n          <span class=\"o\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"o\">(<\/span><span class=\"nc\">ParseException<\/span> <span class=\"n\">e<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"kc\">null<\/span><span class=\"o\">;<\/span>\r\n          <span class=\"o\">}<\/span>\r\n        <span class=\"o\">}<\/span>\r\n    <span class=\"o\">});<\/span>\r\n\r\n    <span class=\"n\">converters<\/span><span class=\"o\">.<\/span><span class=\"na\">add<\/span><span class=\"o\">(<\/span>\r\n      <span class=\"k\">new<\/span> <span class=\"nc\">Converter<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">LocalDate<\/span><span class=\"o\">&gt;()<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"nd\">@Override<\/span>\r\n        <span class=\"kd\">public<\/span> <span class=\"nc\">LocalDate<\/span> <span class=\"nf\">convert<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span> <span class=\"n\">str<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n          <span class=\"k\">return<\/span> <span class=\"nc\">LocalDate<\/span><span class=\"o\">.<\/span><span class=\"na\">parse<\/span><span class=\"o\">(<\/span><span class=\"n\">str<\/span><span class=\"o\">,<\/span> <span class=\"no\">DATE_FORMATTER<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"o\">}<\/span>\r\n    <span class=\"o\">});<\/span>\r\n\r\n    <span class=\"n\">converters<\/span><span class=\"o\">.<\/span><span class=\"na\">add<\/span><span class=\"o\">(<\/span>\r\n      <span class=\"k\">new<\/span> <span class=\"nc\">Converter<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">LocalDateTime<\/span><span class=\"o\">&gt;()<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"nd\">@Override<\/span>\r\n        <span class=\"kd\">public<\/span> <span class=\"nc\">LocalDateTime<\/span> <span class=\"nf\">convert<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span> <span class=\"n\">str<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n          <span class=\"k\">return<\/span> <span class=\"nc\">LocalDateTime<\/span><span class=\"o\">.<\/span><span class=\"na\">parse<\/span><span class=\"o\">(<\/span><span class=\"n\">str<\/span><span class=\"o\">,<\/span> <span class=\"no\">DATETIME_FORMATTER<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"o\">}<\/span>\r\n    <span class=\"o\">});<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"n\">converters<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u786e\u8ba4\u52a8\u4f5c\u4ee3\u7801<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Autowired<\/span>\r\n<span class=\"nc\">ConversionService<\/span> <span class=\"n\">conversionService<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">confirm<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"nc\">Integer<\/span> <span class=\"n\">i<\/span> <span class=\"o\">=<\/span> <span class=\"n\">conversionService<\/span><span class=\"o\">.<\/span><span class=\"na\">convert<\/span><span class=\"o\">(<\/span><span class=\"s\">\"2015\"<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Integer<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"nc\">Long<\/span> <span class=\"n\">l<\/span> <span class=\"o\">=<\/span> <span class=\"n\">conversionService<\/span><span class=\"o\">.<\/span><span class=\"na\">convert<\/span><span class=\"o\">(<\/span><span class=\"s\">\"2015\"<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Long<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"nc\">BigDecimal<\/span> <span class=\"n\">b<\/span> <span class=\"o\">=<\/span> <span class=\"n\">conversionService<\/span><span class=\"o\">.<\/span><span class=\"na\">convert<\/span><span class=\"o\">(<\/span><span class=\"s\">\"124.45\"<\/span><span class=\"o\">,<\/span> <span class=\"nc\">BigDecimal<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Integer:{} Long:{} BigDecimal:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">i<\/span><span class=\"o\">,<\/span> <span class=\"n\">l<\/span><span class=\"o\">,<\/span> <span class=\"n\">b<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 Integer:2015 Long:2015 BigDecimal:124.45<\/span>\r\n\r\n  <span class=\"nc\">Date<\/span> <span class=\"n\">d<\/span> <span class=\"o\">=<\/span> <span class=\"n\">conversionService<\/span><span class=\"o\">.<\/span><span class=\"na\">convert<\/span><span class=\"o\">(<\/span><span class=\"s\">\"2015-10-03\"<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Date<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Date:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">d<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 Date:Sat Oct 03 00:00:00 JST 2015<\/span>\r\n\r\n  <span class=\"nc\">LocalDate<\/span> <span class=\"n\">ld<\/span> <span class=\"o\">=<\/span> <span class=\"n\">conversionService<\/span><span class=\"o\">.<\/span><span class=\"na\">convert<\/span><span class=\"o\">(<\/span><span class=\"s\">\"2015-10-03\"<\/span><span class=\"o\">,<\/span> <span class=\"nc\">LocalDate<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"localDate:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">ld<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 localDate:2015-10-03<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h2>3. \u4f7f\u7528EventListener\u6ce8\u89e3\u6765\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u4e8b\u4ef6\u3002<\/h2>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.3.0.M5, Java 1.8.0_60<\/ul>\n<p>\u4eceSpring 4.2\u5f00\u59cb\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528EventListener\u6ce8\u89e3\u6765\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u4e8b\u4ef6\u7684\u5b9e\u73b0\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Annotation Type EventListener<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Class ApplicationEvent<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Interface ApplicationListener<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Interface ApplicationEventPublisher<\/ul>\n<h3>\u4e0d\u4f7f\u7528\u6ce8\u91ca\u7684\u5b9e\u73b0\u65b9\u6cd5<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">java.io.Serializable<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Date<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Blog<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">Serializable<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"kd\">static<\/span> <span class=\"kd\">final<\/span> <span class=\"kt\">long<\/span> <span class=\"n\">serialVersionUID<\/span> <span class=\"o\">=<\/span> <span class=\"o\">-<\/span><span class=\"mi\">5011335950988850583L<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Long<\/span> <span class=\"n\">id<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">title<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Date<\/span> <span class=\"n\">published<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nf\">Blog<\/span><span class=\"o\">(<\/span><span class=\"nc\">Long<\/span> <span class=\"n\">id<\/span><span class=\"o\">,<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">title<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">id<\/span> <span class=\"o\">=<\/span> <span class=\"n\">id<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">title<\/span> <span class=\"o\">=<\/span> <span class=\"n\">title<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">published<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"o\">...<\/span> <span class=\"n\">getter<\/span><span class=\"o\">\/<\/span><span class=\"n\">setter\u7701\u7565<\/span> <span class=\"o\">...<\/span>\r\n\r\n  <span class=\"nd\">@Override<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">String<\/span> <span class=\"nf\">toString<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"s\">\"Blog [id=\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">id<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\", title=\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">title<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\", published=\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">published<\/span>\r\n        <span class=\"o\">+<\/span> <span class=\"s\">\"]\"<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u4e8b\u4ef6\u7c7b<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.ApplicationEvent<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">BlogEvent<\/span> <span class=\"kd\">extends<\/span> <span class=\"nc\">ApplicationEvent<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"kd\">static<\/span> <span class=\"kd\">final<\/span> <span class=\"kt\">long<\/span> <span class=\"n\">serialVersionUID<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">6029200135885343599L<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Blog<\/span> <span class=\"n\">blog<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nf\">BlogEvent<\/span><span class=\"o\">(<\/span><span class=\"nc\">Object<\/span> <span class=\"n\">source<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Blog<\/span> <span class=\"n\">blog<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"kd\">super<\/span><span class=\"o\">(<\/span><span class=\"n\">source<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">blog<\/span> <span class=\"o\">=<\/span> <span class=\"n\">blog<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">Blog<\/span> <span class=\"nf\">getBlog<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">blog<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">setBlog<\/span><span class=\"o\">(<\/span><span class=\"nc\">Blog<\/span> <span class=\"n\">blog<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">blog<\/span> <span class=\"o\">=<\/span> <span class=\"n\">blog<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u542c\u4f17\u7c7b<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Date<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.Logger<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.LoggerFactory<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.ApplicationListener<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.stereotype.Component<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"nd\">@Component<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">BlogListener<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">ApplicationListener<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">BlogEvent<\/span><span class=\"o\">&gt;<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"kd\">final<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">Logger<\/span> <span class=\"n\">logger<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">LoggerFactory<\/span><span class=\"o\">.<\/span><span class=\"na\">getLogger<\/span><span class=\"o\">(<\/span><span class=\"nc\">BlogListener<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n\r\n  <span class=\"nd\">@Override<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">onApplicationEvent<\/span><span class=\"o\">(<\/span><span class=\"nc\">BlogEvent<\/span> <span class=\"n\">event<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Blog Event is occured!!\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">event<\/span><span class=\"o\">.<\/span><span class=\"na\">getBlog<\/span><span class=\"o\">().<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"n\">event<\/span><span class=\"o\">.<\/span><span class=\"na\">getBlog<\/span><span class=\"o\">().<\/span><span class=\"na\">setPublished<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">Date<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5b9e\u73b0ApplicationEventPublisherAware<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.Logger<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.LoggerFactory<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.ApplicationEventPublisher<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.ApplicationEventPublisherAware<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.stereotype.Service<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"nd\">@Service<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">BlogService<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">ApplicationEventPublisherAware<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"kd\">final<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">Logger<\/span> <span class=\"n\">logger<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">LoggerFactory<\/span><span class=\"o\">.<\/span><span class=\"na\">getLogger<\/span><span class=\"o\">(<\/span><span class=\"nc\">BlogService<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">ApplicationEventPublisher<\/span> <span class=\"n\">publisher<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nd\">@Override<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">setApplicationEventPublisher<\/span><span class=\"o\">(<\/span><span class=\"nc\">ApplicationEventPublisher<\/span> <span class=\"n\">publisher<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">publisher<\/span> <span class=\"o\">=<\/span> <span class=\"n\">publisher<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">createBlog<\/span><span class=\"o\">(<\/span><span class=\"nc\">Blog<\/span> <span class=\"n\">blog<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Publishing Blog Create Event\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"nc\">BlogEvent<\/span> <span class=\"n\">event<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">BlogEvent<\/span><span class=\"o\">(<\/span><span class=\"k\">this<\/span><span class=\"o\">,<\/span> <span class=\"n\">blog<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"n\">publisher<\/span><span class=\"o\">.<\/span><span class=\"na\">publishEvent<\/span><span class=\"o\">(<\/span><span class=\"n\">event<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u52a8\u4f5c\u786e\u8ba4\u4ee3\u7801<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"nd\">@Autowired<\/span>\r\n<span class=\"nc\">BlogService<\/span> <span class=\"n\">blogService<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">confirm<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"nc\">Blog<\/span> <span class=\"n\">blog<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Blog<\/span><span class=\"o\">(<\/span><span class=\"mi\">1L<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"\u6d5c\u7701\u3060\u3089\u3051\u306e\u91ce\u7403\u5bfe\u6c7a\u3092\u89b3\u8cde\u3059\u308b\"<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">blog<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 Blog [id=1, title=\u6d5c\u7701\u3060\u3089\u3051\u306e\u91ce\u7403\u5bfe\u6c7a\u3092\u89b3\u8cde\u3059\u308b, published=null]<\/span>\r\n\r\n  <span class=\"n\">blogService<\/span><span class=\"o\">.<\/span><span class=\"na\">createBlog<\/span><span class=\"o\">(<\/span><span class=\"n\">blog<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">blog<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 Blog [id=1, title=\u6d5c\u7701\u3060\u3089\u3051\u306e\u91ce\u7403\u5bfe\u6c7a\u3092\u89b3\u8cde\u3059\u308b, published=Sun Oct 04 20:25:33 JST 2015]<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u4f7f\u7528EventListener\u6ce8\u89e3\u7684\u5b9e\u73b0\u65b9\u6cd5<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">java.io.Serializable<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Date<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Product<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">Serializable<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"kd\">static<\/span> <span class=\"kd\">final<\/span> <span class=\"kt\">long<\/span> <span class=\"n\">serialVersionUID<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">886343041195980987L<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Long<\/span> <span class=\"n\">id<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">productName<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Date<\/span> <span class=\"n\">createdAt<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Date<\/span> <span class=\"n\">completedAt<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nf\">Product<\/span><span class=\"o\">(<\/span><span class=\"nc\">Long<\/span> <span class=\"n\">id<\/span><span class=\"o\">,<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">productName<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">id<\/span> <span class=\"o\">=<\/span> <span class=\"n\">id<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">productName<\/span> <span class=\"o\">=<\/span> <span class=\"n\">productName<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">createdAt<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">completedAt<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"o\">...<\/span> <span class=\"n\">getter<\/span><span class=\"o\">\/<\/span><span class=\"n\">setter\u7701\u7565<\/span> <span class=\"o\">...<\/span>\r\n\r\n  <span class=\"nd\">@Override<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">String<\/span> <span class=\"nf\">toString<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"s\">\"Product [id=\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">id<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\", productName=\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">productName<\/span>\r\n        <span class=\"o\">+<\/span> <span class=\"s\">\", createdAt=\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">createdAt<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\", completedAt=\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">completedAt<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\"]\"<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u4e8b\u4ef6\u7c7b<\/p>\n<p>\u4e0d\u9700\u8981\u7ee7\u627fApplicationEvent\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">ProductEvent<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Product<\/span> <span class=\"n\">product<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">status<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nf\">ProductEvent<\/span><span class=\"o\">(<\/span><span class=\"nc\">Product<\/span> <span class=\"n\">product<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">product<\/span> <span class=\"o\">=<\/span> <span class=\"n\">product<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">status<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"CREATE\"<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">Product<\/span> <span class=\"nf\">getProduct<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">product<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">setProduct<\/span><span class=\"o\">(<\/span><span class=\"nc\">Product<\/span> <span class=\"n\">product<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">product<\/span> <span class=\"o\">=<\/span> <span class=\"n\">product<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">String<\/span> <span class=\"nf\">getStatus<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">status<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">setStatus<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span> <span class=\"n\">status<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">status<\/span> <span class=\"o\">=<\/span> <span class=\"n\">status<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u542c\u4f17\u7c7b<\/p>\n<p>\u4e0d\u9700\u8981\u5b9e\u73b0ApplicationListener\u3002 \u76f8\u53cd\uff0c\u53ef\u4ee5\u5728\u65b9\u6cd5\u4e0a\u6dfb\u52a0EventListener\u6ce8\u89e3\u6765\u6ce8\u518c\u4e8b\u4ef6\u4fa6\u542c\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Date<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.Logger<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.LoggerFactory<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.event.EventListener<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.stereotype.Component<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"nd\">@Component<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">ProductListener<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"kd\">final<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">Logger<\/span> <span class=\"n\">logger<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">LoggerFactory<\/span><span class=\"o\">.<\/span><span class=\"na\">getLogger<\/span><span class=\"o\">(<\/span><span class=\"nc\">ProductListener<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n\r\n  <span class=\"nd\">@EventListener<\/span><span class=\"o\">(<\/span><span class=\"n\">condition<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"#event.status == 'CREATE'\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">createEvent<\/span><span class=\"o\">(<\/span><span class=\"nc\">ProductEvent<\/span> <span class=\"n\">event<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Product Create Event is occured!!\"<\/span><span class=\"o\">);<\/span>\r\n\r\n    <span class=\"k\">try<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"nc\">TimeUnit<\/span><span class=\"o\">.<\/span><span class=\"na\">SECONDS<\/span><span class=\"o\">.<\/span><span class=\"na\">sleep<\/span><span class=\"o\">(<\/span><span class=\"mi\">3L<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"o\">(<\/span><span class=\"nc\">InterruptedException<\/span> <span class=\"n\">e<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"na\">printStackTrace<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"n\">event<\/span><span class=\"o\">.<\/span><span class=\"na\">getProduct<\/span><span class=\"o\">().<\/span><span class=\"na\">setCreatedAt<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">Date<\/span><span class=\"o\">());<\/span>\r\n   <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"nd\">@EventListener<\/span><span class=\"o\">(<\/span><span class=\"n\">condition<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"#event.status == 'COMPLETE'\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">closeEvent<\/span><span class=\"o\">(<\/span><span class=\"nc\">ProductEvent<\/span> <span class=\"n\">event<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Product Complete Event is occured!!\"<\/span><span class=\"o\">);<\/span>\r\n\r\n    <span class=\"k\">try<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"nc\">TimeUnit<\/span><span class=\"o\">.<\/span><span class=\"na\">SECONDS<\/span><span class=\"o\">.<\/span><span class=\"na\">sleep<\/span><span class=\"o\">(<\/span><span class=\"mi\">3L<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"o\">(<\/span><span class=\"nc\">InterruptedException<\/span> <span class=\"n\">e<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"na\">printStackTrace<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"n\">event<\/span><span class=\"o\">.<\/span><span class=\"na\">getProduct<\/span><span class=\"o\">().<\/span><span class=\"na\">setCompletedAt<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">Date<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u53d1\u5e03\u4e8b\u4ef6\u7684\u7c7b<\/p>\n<p>\u4e0d\u9700\u8981\u5b9e\u73b0ApplicationEventPublisherAware\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.Logger<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.LoggerFactory<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.beans.factory.annotation.Autowired<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.ApplicationEventPublisher<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.stereotype.Service<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"nd\">@Service<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">ProductService<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"kd\">final<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">Logger<\/span> <span class=\"n\">logger<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">LoggerFactory<\/span><span class=\"o\">.<\/span><span class=\"na\">getLogger<\/span><span class=\"o\">(<\/span><span class=\"nc\">ProductService<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n\r\n  <span class=\"nd\">@Autowired<\/span>\r\n  <span class=\"nc\">ApplicationEventPublisher<\/span> <span class=\"n\">publisher<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">createProduct<\/span><span class=\"o\">(<\/span><span class=\"nc\">Product<\/span> <span class=\"n\">product<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Publishing Product Create Event\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"nc\">ProductEvent<\/span> <span class=\"n\">event<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">ProductEvent<\/span><span class=\"o\">(<\/span><span class=\"n\">product<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"n\">publisher<\/span><span class=\"o\">.<\/span><span class=\"na\">publishEvent<\/span><span class=\"o\">(<\/span><span class=\"n\">event<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">completeProduct<\/span><span class=\"o\">(<\/span><span class=\"nc\">Product<\/span> <span class=\"n\">product<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Publishing Product Complete Event\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"nc\">ProductEvent<\/span> <span class=\"n\">event<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">ProductEvent<\/span><span class=\"o\">(<\/span><span class=\"n\">product<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"n\">event<\/span><span class=\"o\">.<\/span><span class=\"na\">setStatus<\/span><span class=\"o\">(<\/span><span class=\"s\">\"COMPLETE\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"n\">publisher<\/span><span class=\"o\">.<\/span><span class=\"na\">publishEvent<\/span><span class=\"o\">(<\/span><span class=\"n\">event<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u8fd0\u52a8\u786e\u8ba4\u4ee3\u7801<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Autowired<\/span>\r\n<span class=\"nc\">ProductService<\/span> <span class=\"n\">productService<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">confirm<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"nc\">Product<\/span> <span class=\"n\">product<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Product<\/span><span class=\"o\">(<\/span><span class=\"mi\">1L<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"Mazda RX-7\"<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">product<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 Product [id=1, productName=Mazda RX-7, createdAt=null, completedAt=null]<\/span>\r\n\r\n  <span class=\"n\">productService<\/span><span class=\"o\">.<\/span><span class=\"na\">createProduct<\/span><span class=\"o\">(<\/span><span class=\"n\">product<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">product<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 Product [id=1, productName=Mazda RX-7, createdAt=Sun Oct 04 20:25:36 JST 2015, completedAt=null]<\/span>\r\n\r\n  <span class=\"k\">try<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nc\">TimeUnit<\/span><span class=\"o\">.<\/span><span class=\"na\">SECONDS<\/span><span class=\"o\">.<\/span><span class=\"na\">sleep<\/span><span class=\"o\">(<\/span><span class=\"mi\">3L<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"o\">(<\/span><span class=\"nc\">InterruptedException<\/span> <span class=\"n\">e<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"na\">printStackTrace<\/span><span class=\"o\">();<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"n\">productService<\/span><span class=\"o\">.<\/span><span class=\"na\">completeProduct<\/span><span class=\"o\">(<\/span><span class=\"n\">product<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">product<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">());<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 Product [id=1, productName=Mazda RX-7, createdAt=Sun Oct 04 20:25:36 JST 2015, completedAt=Sun Oct 04 20:25:42<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h2>4. \u4f7f\u7528ResourceLoader\u4ece\u8d44\u6e90\u6587\u4ef6\u4e2d\u83b7\u53d6\u8d44\u6e90<\/h2>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.3.0.M5, Java 1.8.0_60<\/ul>\n<p>\u5982\u679c\u65e0\u6cd5\u4f7f\u7528ApplicationContext\u7684\u5b9e\u4f8b\u6765\u83b7\u53d6\u8d44\u6e90\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528ResourceLoader\u4ee3\u66ff\u6765\u83b7\u53d6\u8d44\u6e90\u6587\u4ef6\u3002<\/p>\n<ul class=\"post-ul\">Interface ResourceLoader<\/ul>\n<p>\u8d44\u6e90\u6587\u4ef6<\/p>\n<p>\u5728\/src\/main\/resources\u4e2d\u521b\u5efa\u7528\u4e8e\u52a8\u4f5c\u786e\u8ba4\u7684\u8d44\u6e90\u6587\u4ef6\u3002<\/p>\n<p>\/src\/main\/resources\/resource1.txt \u7684\u4ee5\u4e0b\u5185\u5bb9\uff0c\u7528\u6c49\u8bed\u8fdb\u884c\u672c\u5730\u5316\u7684\u91ca\u4e49\u3002<\/p>\n<pre class=\"post-pre\"><code>123\r\n456\r\n789\r\n<\/code><\/pre>\n<p>\/src\/main\/resources\/resource2.txt \u7684\u4e2d\u6587\u672c\u5730\u5316\u7248\u672c<\/p>\n<pre class=\"post-pre\"><code>ABC\r\nDEF\r\nGHI\r\n<\/code><\/pre>\n<p>\/\u4e3b\/\u8d44\u6e903.txt<\/p>\n<pre class=\"post-pre\"><code>\u3042\u3044\u3046\u3048\u304a\r\n\u304b\u304d\u304f\u3051\u3053\r\n\u3055\u3057\u3059\u305b\u305d\r\n<\/code><\/pre>\n<p>\u52a8\u4f5c\u786e\u8ba4\u4ee3\u7801<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u4f7f\u7528ApplicationContext\u7684\u65b9\u5f0f<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u4f7f\u7528ResourceLoader\u7684\u65b9\u5f0f<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u4f7f\u7528DefaultResourceLoader\u7684\u65b9\u5f0f<\/ol>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">java.io.BufferedReader<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.io.InputStreamReader<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.io.IOException<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.Logger<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.slf4j.LoggerFactory<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.beans.factory.annotation.Autowired<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.context.ApplicationContext<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.core.io.DefaultResourceLoader<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.core.io.Resource<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.core.io.ResourceLoader<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.stereotype.Service<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"nd\">@Service<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">ResourceLoaderService<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"kd\">final<\/span> <span class=\"kd\">static<\/span> <span class=\"nc\">Logger<\/span> <span class=\"n\">logger<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">LoggerFactory<\/span><span class=\"o\">.<\/span><span class=\"na\">getLogger<\/span><span class=\"o\">(<\/span><span class=\"nc\">ResourceLoaderService<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n\r\n  <span class=\"nd\">@Autowired<\/span>\r\n  <span class=\"nc\">ResourceLoader<\/span> <span class=\"n\">resourceLoader<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nd\">@Autowired<\/span>\r\n  <span class=\"nc\">ApplicationContext<\/span> <span class=\"n\">context<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"c1\">\/\/ (1)<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">execute1<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">try<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"nc\">Resource<\/span> <span class=\"n\">resource<\/span> <span class=\"o\">=<\/span> <span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"na\">getResource<\/span><span class=\"o\">(<\/span><span class=\"s\">\"classpath:resource1.txt\"<\/span><span class=\"o\">);<\/span>\r\n      <span class=\"k\">try<\/span> <span class=\"o\">(<\/span><span class=\"nc\">BufferedReader<\/span> <span class=\"n\">reader<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">BufferedReader<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">InputStreamReader<\/span><span class=\"o\">(<\/span><span class=\"n\">resource<\/span><span class=\"o\">.<\/span><span class=\"na\">getInputStream<\/span><span class=\"o\">())))<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"n\">reader<\/span><span class=\"o\">.<\/span><span class=\"na\">lines<\/span><span class=\"o\">().<\/span><span class=\"na\">forEach<\/span><span class=\"o\">(<\/span><span class=\"n\">line<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"o\">{<\/span>\r\n          <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">line<\/span><span class=\"o\">);<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 123<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 456<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 789<\/span>\r\n        <span class=\"o\">});<\/span>\r\n      <span class=\"o\">}<\/span>\r\n    <span class=\"o\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"o\">(<\/span><span class=\"nc\">IOException<\/span> <span class=\"n\">e<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">error<\/span><span class=\"o\">(<\/span><span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"na\">getMessage<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"o\">}<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"c1\">\/\/ (2)<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">execute2<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">try<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"nc\">Resource<\/span> <span class=\"n\">resource<\/span> <span class=\"o\">=<\/span> <span class=\"n\">resourceLoader<\/span><span class=\"o\">.<\/span><span class=\"na\">getResource<\/span><span class=\"o\">(<\/span><span class=\"s\">\"classpath:resource2.txt\"<\/span><span class=\"o\">);<\/span>\r\n      <span class=\"k\">try<\/span> <span class=\"o\">(<\/span><span class=\"nc\">BufferedReader<\/span> <span class=\"n\">reader<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">BufferedReader<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">InputStreamReader<\/span><span class=\"o\">(<\/span><span class=\"n\">resource<\/span><span class=\"o\">.<\/span><span class=\"na\">getInputStream<\/span><span class=\"o\">())))<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"n\">reader<\/span><span class=\"o\">.<\/span><span class=\"na\">lines<\/span><span class=\"o\">().<\/span><span class=\"na\">forEach<\/span><span class=\"o\">(<\/span><span class=\"n\">line<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"o\">{<\/span>\r\n          <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">line<\/span><span class=\"o\">);<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 ABC<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 DEF<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 GHI<\/span>\r\n        <span class=\"o\">});<\/span>\r\n      <span class=\"o\">}<\/span>\r\n    <span class=\"o\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"o\">(<\/span><span class=\"nc\">IOException<\/span> <span class=\"n\">e<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">error<\/span><span class=\"o\">(<\/span><span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"na\">getMessage<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"o\">}<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"c1\">\/\/ (3)<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">execute3<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">try<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"nc\">Resource<\/span> <span class=\"n\">resource<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">DefaultResourceLoader<\/span><span class=\"o\">().<\/span><span class=\"na\">getResource<\/span><span class=\"o\">(<\/span><span class=\"s\">\"classpath:resource3.txt\"<\/span><span class=\"o\">);<\/span>\r\n      <span class=\"k\">try<\/span> <span class=\"o\">(<\/span><span class=\"nc\">BufferedReader<\/span> <span class=\"n\">reader<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">BufferedReader<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">InputStreamReader<\/span><span class=\"o\">(<\/span><span class=\"n\">resource<\/span><span class=\"o\">.<\/span><span class=\"na\">getInputStream<\/span><span class=\"o\">())))<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"n\">reader<\/span><span class=\"o\">.<\/span><span class=\"na\">lines<\/span><span class=\"o\">().<\/span><span class=\"na\">forEach<\/span><span class=\"o\">(<\/span><span class=\"n\">line<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"o\">{<\/span>\r\n          <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"n\">line<\/span><span class=\"o\">);<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 \u3042\u3044\u3046\u3048\u304a<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 \u304b\u304d\u304f\u3051\u3053<\/span>\r\n          <span class=\"c1\">\/\/ \u21d2 \u3055\u3057\u3059\u305b\u305d<\/span>\r\n        <span class=\"o\">});<\/span>\r\n      <span class=\"o\">}<\/span>\r\n    <span class=\"o\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"o\">(<\/span><span class=\"nc\">IOException<\/span> <span class=\"n\">e<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">error<\/span><span class=\"o\">(<\/span><span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"na\">getMessage<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"o\">}<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5f53\u5c1d\u8bd5\u901a\u8fc7Resource.getFile\u6765\u8bfb\u53d6\u8d44\u6e90\u6587\u4ef6\u65f6\uff0c\u5982\u679c\u5c06\u5e94\u7528\u7a0b\u5e8f\u6253\u5305\u6210jar\u6587\u4ef6\u5e76\u6267\u884c\uff0c\u5219\u4f1a\u51fa\u73b0FileNotFoundException\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">try<\/span> <span class=\"o\">(<\/span><span class=\"nc\">BufferedReader<\/span> <span class=\"n\">reader<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">BufferedReader<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">FileReader<\/span><span class=\"o\">(<\/span><span class=\"n\">resource<\/span><span class=\"o\">.<\/span><span class=\"na\">getFile<\/span><span class=\"o\">())))<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">reader<\/span><span class=\"o\">.<\/span><span class=\"na\">lines<\/span><span class=\"o\">().<\/span><span class=\"na\">forEach<\/span><span class=\"o\">(<\/span><span class=\"n\">line<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"c1\">\/\/...\u51e6\u7406<\/span>\r\n    <span class=\"o\">});<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>java.io.FileNotFoundException: class path resource [resource3.txt] cannot be resolved to absolute file path because it does not reside in the file system: jar:file: \u7701\u7565...\r\n<\/code><\/pre>\n<h2>5. \u901a\u8fc7MessageSource\u83b7\u53d6\u6d88\u606f\u6e90\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2015\/10\/08<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.3.0.M5, Java 1.8.0_60<\/ul>\n<p>\u5728\u4e2d\u56fd\u7684\u6bcd\u8bed\u4e2d\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e2a\u9009\u9879\u7684\u91ca\u4e49\uff1a\u914d\u7f6e\u6d88\u606f\u8d44\u6e90\u662f\u901a\u8fc7spring.messages.*\u5c5e\u6027\u8fdb\u884c\u7684\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># INTERNATIONALIZATION (MessageSourceAutoConfiguration)<\/span>\r\n<span class=\"na\">spring<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">messages<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">basename<\/span><span class=\"pi\">:<\/span> <span class=\"s\">messages,views<\/span>\r\n    <span class=\"na\">cache-seconds<\/span><span class=\"pi\">:<\/span> <span class=\"s\">-1<\/span>\r\n    <span class=\"na\">encoding<\/span><span class=\"pi\">:<\/span> <span class=\"s\">utf-8<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">basename<\/ul>\n<\/li>\n<\/ul>\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u306e\u30d9\u30fc\u30b9\u540d\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u8907\u6570\u6307\u5b9a\u3059\u308b\u5834\u5408\u306f\u30ab\u30f3\u30de\u3067\u533a\u5207\u308a\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306fmessages\u3067\u3059\u3002<\/p>\n<p>cache-seconds<\/p>\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\u30bd\u30fc\u30b9\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u79d2\u6570\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306f-1\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u671f\u9650\u306f\u7121\u671f\u9650\u3067\u3059\u3002 0\u3092\u6307\u5b9a\u3059\u308b\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>encoding<\/p>\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\u30bd\u30fc\u30b9\u306e\u30a8\u30f3\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306futf-8\u3067\u3059\u3002<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u5411\u6d88\u606f\u6e90\u6587\u4ef6\u7684\u57fa\u672c\u540d\u79f0\u4e2d\u6dfb\u52a0\u50cf_ja\u6216_en\u8fd9\u6837\u7684\u533a\u57df\u8bbe\u7f6e\u6765\u5b9e\u73b0\u56fd\u9645\u5316\u3002\u5982\u679c\u53ea\u9700\u8981\u652f\u6301\u4e00\u79cd\u8bed\u8a00\uff0c\u5219\u4e0d\u9700\u8981\u533a\u57df\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>message.text1 = abc\r\nmessage.text2 = 123\r\nmessage.text3 = hello {0}.\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>layout.header = \\u30D8\\u30C3\\u30C0\\u30FC\r\nlayout.footer = Copyright {0} - {1}.\r\n<\/code><\/pre>\n<h3>\u63a7\u5236\u5668<\/h3>\n<p>\u5982\u679c\u60f3\u5728Controller\u7c7b\u5185\u5f15\u7528\u6d88\u606f\u6e90\uff0c\u53ef\u4ee5\u4f7f\u7528MessageSource\u7684\u5b9e\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Autowired<\/span>\r\n<span class=\"nc\">MessageSource<\/span> <span class=\"n\">messageSource<\/span><span class=\"o\">;<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nd\">@RequestMapping<\/span><span class=\"o\">(<\/span><span class=\"n\">value<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"\/\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">method<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">RequestMethod<\/span><span class=\"o\">.<\/span><span class=\"na\">GET<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"nc\">String<\/span> <span class=\"nf\">index<\/span><span class=\"o\">(<\/span><span class=\"nc\">Model<\/span> <span class=\"n\">model<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Locale<\/span> <span class=\"n\">locale<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"nc\">String<\/span> <span class=\"n\">text1<\/span> <span class=\"o\">=<\/span> <span class=\"n\">messageSource<\/span><span class=\"o\">.<\/span><span class=\"na\">getMessage<\/span><span class=\"o\">(<\/span><span class=\"s\">\"message.text1\"<\/span><span class=\"o\">,<\/span> <span class=\"kc\">null<\/span><span class=\"o\">,<\/span> <span class=\"n\">locale<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"nc\">String<\/span> <span class=\"n\">text2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">messageSource<\/span><span class=\"o\">.<\/span><span class=\"na\">getMessage<\/span><span class=\"o\">(<\/span><span class=\"s\">\"message.text2\"<\/span><span class=\"o\">,<\/span> <span class=\"kc\">null<\/span><span class=\"o\">,<\/span> <span class=\"n\">locale<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"nc\">String<\/span> <span class=\"n\">text3<\/span> <span class=\"o\">=<\/span> <span class=\"n\">messageSource<\/span><span class=\"o\">.<\/span><span class=\"na\">getMessage<\/span><span class=\"o\">(<\/span><span class=\"s\">\"message.text3\"<\/span><span class=\"o\">,<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">[]{<\/span><span class=\"s\">\"world!\"<\/span><span class=\"o\">},<\/span> <span class=\"n\">locale<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"n\">logger<\/span><span class=\"o\">.<\/span><span class=\"na\">info<\/span><span class=\"o\">(<\/span><span class=\"s\">\"message: text1:{} text2:{} text3:{}\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">text1<\/span><span class=\"o\">,<\/span> <span class=\"n\">text2<\/span><span class=\"o\">,<\/span> <span class=\"n\">text3<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"c1\">\/\/ \u21d2 message: text1:abc text2:123 text3:hello world!.<\/span>\r\n\r\n  <span class=\"k\">return<\/span> <span class=\"s\">\"Index\/index\"<\/span><span class=\"o\">;<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h3>thymeleaf (\u767e\u53f6\u7a97)<\/h3>\n<p>\u5728thymeleaf\u6a21\u677f\u4e2d\u5f15\u7528\u6d88\u606f\u8d44\u6e90\uff0c\u53ef\u4ee5\u4f7f\u7528#{\u8d44\u6e90\u952e}\u7684\u8bed\u6cd5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;h1<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"#{layout.header}\"<\/span><span class=\"nt\">&gt;<\/span>header<span class=\"nt\">&lt;\/h1&gt;<\/span>\r\n<span class=\"nt\">&lt;h3<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"#{layout.footer('2014','2015')}\"<\/span><span class=\"nt\">&gt;<\/span>footer<span class=\"nt\">&lt;\/h3&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u7ed3\u679c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;h1&gt;<\/span>\u30d8\u30c3\u30c0\u30fc<span class=\"nt\">&lt;\/h1&gt;<\/span>\r\n<span class=\"nt\">&lt;h3&gt;<\/span>Copyright 2014 - 2015.<span class=\"nt\">&lt;\/h3&gt;<\/span>\r\n<\/code><\/pre>\n<h2>\u4f7f\u7528SPRING INITIALIZR\u751f\u6210\u5e94\u7528\u7a0b\u5e8f\u7684\u6a21\u677f\u3002<\/h2>\n<ul class=\"post-ul\">\u6295\u7a3f: 2015\/10\/08<\/ul>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528SPRING INITIALIZR\u751f\u6210pom.xml\u548cbuild.gradle\u7684\u6a21\u677f\u3002<\/p>\n<p>\u8bf7\u6307\u5b9a\u9879\u76ee\u7c7b\u578b\uff08Maven\u6216Gradle\uff09\u548cSpring-Boot\u7684\u7248\u672c\uff0c\u5e76\u8f93\u5165\u9879\u76ee\u5143\u6570\u636e\u3002<br \/>\n\u7136\u540e\u70b9\u51fb&#8221;\u5207\u6362\u5230\u5b8c\u6574\u7248\u672c&#8221;\u7684\u94fe\u63a5\u6587\u672c\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d3b8c37434c4406c81a7d\/134-0.png\" alt=\"i01.png\" \/><\/div>\n<p>\u52fe\u9009\u5fc5\u8981\u7684\u7ec4\u4ef6\uff0c\u6700\u540e\u70b9\u51fb\u201c\u751f\u6210\u9879\u76ee\u201d\u6309\u94ae\u5373\u53ef\u5f00\u59cb\u4e0b\u8f7d\u9879\u76ee\u6a21\u677f\u7684zip\u6587\u4ef6\u3002<\/p>\n<p>\u4e0b\u8f7d\uff1a\u63d0\u793a\u793a\u4f8b.zip<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d3b8c37434c4406c81a7d\/137-0.png\" alt=\"i02.png\" \/><\/div>\n<p>\u4ee5\u4e0b\u662f\u89e3\u538b\u7f29zip\u6587\u4ef6\u540e\u7684\u76ee\u5f55\u7ed3\u6784\u3002<\/p>\n<pre class=\"post-pre\"><code>tips-example\r\n  \u251c\u2500.mvn\r\n  \u2502  \u2514\u2500wrapper\r\n  \u2514\u2500src\r\n      \u251c\u2500main\r\n      \u2502  \u251c\u2500java\r\n      \u2502  \u2502  \u2514\u2500com\r\n      \u2502  \u2502      \u2514\u2500example\r\n      \u2502  \u2502          \u2514\u2500sbtip\r\n      \u2502  \u2514\u2500resources\r\n      \u2502      \u251c\u2500static\r\n      \u2502      \u2514\u2500templates\r\n      \u2514\u2500test\r\n          \u2514\u2500java\r\n              \u2514\u2500com\r\n                  \u2514\u2500example\r\n                      \u2514\u2500sbtip\r\n<\/code><\/pre>\n<p>\u8981\u5c06\u6b64\u5e94\u7528\u7a0b\u5e8f\u5bfc\u5165\u5230eclipse\u4e2d\uff0c\u8bf7\u8fdb\u5165\u89e3\u538b\u540e\u7684\u76ee\u5f55\u5e76\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> <span class=\"kd\">mvn<\/span> <span class=\"kd\">eclipse<\/span><span class=\"nl\">:eclipse<\/span>\r\n<\/code><\/pre>\n<h2>7. \u5173\u673a\u6302\u94a9<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2015\/10\/20<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.3.0.M5, Java 1.8.0_60<\/ul>\n<p>\u5728\u5e94\u7528\u7a0b\u5e8f\u7ed3\u675f\u65f6\u6267\u884c\u4efb\u610f\u65b9\u6cd5\uff0c\u53ef\u4ee5\u4f7f\u7528PreDestro\u6ce8\u89e3\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@PreDestroy<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">exit<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"s\">\"appliation exit\"<\/span><span class=\"o\">);<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h2>8. \u5c06\u5c5e\u6027\u6587\u4ef6\u7684\u503c\u8bbe\u5b9a\u4e3a\u5176\u4ed6\u952e\u7684\u503c\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2016\/02\/07<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.3.0, Java 1.8.0_65<\/ul>\n<p>\u5c5e\u6027\u6587\u4ef6\u7684\u503c\u53ef\u4ee5\u4f7f\u7528SpEL\u8868\u8fbe\u5f0f\u8fdb\u884c\u5b9a\u4e49\u3002<\/p>\n<pre class=\"post-pre\"><code>myapp:\r\n  configA:\r\n    var1: ABC\r\n    var2: DEF\r\n  configB:\r\n    var1: 123\r\n    var2: ${myapp.configA.var1}\r\n<\/code><\/pre>\n<p>\u4f7f\u7528Thymeleaf\u76f4\u63a5\u8f93\u51fa\u5e76\u786e\u8ba4\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;p<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"${@environment.getProperty('myapp.configA.var1')}\"<\/span><span class=\"nt\">&gt;&lt;\/p&gt;<\/span>\r\n  <span class=\"nt\">&lt;p<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"${@environment.getProperty('myapp.configA.var2')}\"<\/span><span class=\"nt\">&gt;&lt;\/p&gt;<\/span>\r\n  <span class=\"nt\">&lt;p<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"${@environment.getProperty('myapp.configB.var1')}\"<\/span><span class=\"nt\">&gt;&lt;\/p&gt;<\/span>\r\n  <span class=\"nt\">&lt;p<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"${@environment.getProperty('myapp.configB.var2')}\"<\/span><span class=\"nt\">&gt;&lt;\/p&gt;<\/span>\r\n<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;p&gt;<\/span>ABC<span class=\"nt\">&lt;\/p&gt;<\/span>\r\n  <span class=\"nt\">&lt;p&gt;<\/span>DEF<span class=\"nt\">&lt;\/p&gt;<\/span>\r\n  <span class=\"nt\">&lt;p&gt;<\/span>123<span class=\"nt\">&lt;\/p&gt;<\/span>\r\n  <span class=\"nt\">&lt;p&gt;<\/span>ABC<span class=\"nt\">&lt;\/p&gt;<\/span>\r\n<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<\/code><\/pre>\n<h2>9. \u5728 Spring Boot \u4e2d\uff0c\u7f16\u5199 Handler \u65b9\u6cd5\u7684\u53c2\u6570\u6765\u63a5\u6536\u4efb\u610f\u7c7b\u7684\u5b9e\u4f8b\u4f5c\u4e3a\u53c2\u6570\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2016\/10\/09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.3.0, Java 1.8.0_65<\/ul>\n<h2>10. \u4f7f\u7528Spring Boot\u6765\u6784\u5efa\u91cd\u5b9a\u5411\u76ee\u6807URL<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2016\/10\/09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.4.1, Java 1.8.0_101<\/ul>\n<h2>11. \u5173\u4e8eSpring Boot devtools\u7684\u81ea\u52a8\u91cd\u542f\u529f\u80fd<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2016\/10\/13<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.4.1, Java 1.8.0_101<\/ul>\n<h2>12. Spring Framework\u4e2d\u65b9\u4fbf\u7684\u7c7b\uff0c\u4f4d\u4e8e\u201corg.springframework.web.util\u201d\u5305\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2016\/10\/27<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.4.1, Java 1.8.0_101<\/ul>\n<h2>13. \u4f7f\u7528\u62e6\u622a\u5668\u6765\u8bbe\u7f6e\u54cd\u5e94\u5934\u4fe1\u606f<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2016\/11\/09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.4.1, Java 1.8.0_101<\/ul>\n<h2>14. \u5173\u4e8eSpring AOP\u7684\u5207\u70b9\u9009\u62e9\u5668\u5199\u6cd5<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/05\/02<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.3, Java 1.8.0_131<\/ul>\n<h2>15. \u5c55\u793a\u5982\u4f55\u5728Spring Boot 1.5\u7248\u672c\u4e2d\u5904\u7406\u591a\u4e2a\u6570\u636e\u5e93\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u793a\u4f8b\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/05\/04<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.3, Java 1.8.0_131<\/ul>\n<h2>16. \u793a\u4f8b\u4ee3\u7801\u5c06\u5c5e\u6027\u6587\u4ef6\u7684\u503c\u5206\u914d\u7ed9\u671f\u671b\u7684\u5b57\u6bb5\u7c7b\u578b<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/08\/20<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.4, Java 1.8.0_144<\/ul>\n<h2>17. \u7528maven\u7684\u591a\u6a21\u5757\u6784\u5efaSpring Boot\u5e94\u7528\u7a0b\u5e8f<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/09\/25<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.6, Java 1.8.0_144<\/ul>\n<h2>\u5728\u7f16\u8f91\u5e94\u7528\u7a0b\u5e8f\u7684\u81ea\u5b9a\u4e49\u5c5e\u6027\u65f6\uff0c\u4f7f\u4ee3\u7801\u8865\u5168\u529f\u80fd\u53ef\u7528\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/02\/25<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 2.0.0.RC2, Java 1.8.0_162<\/ul>\n<h2>19. \u7528Spring Boot\u5f00\u53d1\u7684\u5e94\u7528\u7a0b\u5e8f\u7684GitHub\u5b58\u50a8\u5e93<\/h2>\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/03\/15<\/ul>\n<p>\u8fd9\u662f\u4e00\u4e2a\u5217\u51fa\u4e86\u8fc4\u4eca\u4e3a\u6b62\u4e3a\u4e86\u5b66\u4e60\u548c\u9a8c\u8bc1\u800c\u5f00\u53d1\u7684Spring Boot \u5e94\u7528\u7a0b\u5e8f\u7684GitHub\u4ed3\u5e93\u5217\u8868\u3002<\/p>\n<h2>20. \u5b66\u4e60\u638c\u63e1Spring Boot<\/h2>\n<ul class=\"post-ul\">\u6295\u7a3f: add 2018\/04\/03<\/ul>\n<p>\u4ee5\u4e0b\u662f\u6709\u6548\u7684\u4fe1\u606f\u6765\u6e90\u7684\u603b\u7ed3\uff0c\u9002\u7528\u4e8e\u8ffd\u8d76\u65f6\u673a\u3002<\/p>\n<h1>Spring Data Jpa\u7684\u6280\u5de7<\/h1>\n<h2>\u5728JPQL\u4e2d\u67e5\u8be2\u5177\u6709JSON\u7c7b\u578b\u5217\u7684\u8868<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/09\/15<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.6, Java 1.8.0_144<\/ul>\n<h2>2. \u4f7f\u7528Spring Data JPA\u7684QBE\uff08Query by Example\uff09\u8fdb\u884c\u641c\u7d22\u7684\u793a\u4f8b\u4ee3\u7801\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/09\/13<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.6, Java 1.8.0_144<\/ul>\n<h2>3. \u4f7f\u7528JPQL\u8c03\u7528\u6570\u636e\u5e93\u7684\u7528\u6237\u81ea\u5b9a\u4e49\u51fd\u6570<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/09\/12<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.6, Java 1.8.0_144<\/ul>\n<h2>\u4f7f\u7528\u4ed3\u5e93\u8fdb\u884c\u641c\u7d22\uff0c\u5e76\u5c06\u7279\u5b9a\u5217\u6620\u5c04\u5230POJO\u4e2d\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/09\/12<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.6, Java 1.8.0_144<\/ul>\n<h2>5. \u6211\u8c03\u67e5\u4e86\u5728Spring Boot 1.5.9\u4e2d\u8fdb\u884c\u5f02\u6b65\u67e5\u8be2\u7684\u65b9\u5f0f\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2017\/12\/23<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 1.5.9, Java 1.8.0_144<\/ul>\n<h2>6. Java\u6301\u4e45\u5316API 2.1\u7684\u590d\u4e60\u7b14\u8bb0<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/03\/11<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 2.0.0, Spring Data JPA 2.0.5, Java 9.0.4<\/ul>\n<h2>7. \u5982\u4f55\u5728JPA\u4e2d\u6267\u884c\u5b58\u50a8\u8fc7\u7a0b<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/03\/25<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 2.0.0, Spring Data JPA 2.0.5, Java 1.8.0_162<\/ul>\n<h1>\u6d4b\u8bd5\u6280\u5de7<\/h1>\n<h2>1. \u5173\u4e8eSpring Boot\u548c\u5355\u5143\u6d4b\u8bd5\u73af\u5883\u7684\u8bbe\u8ba1<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/3\/20<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 2.0.0, Java 1.8.0_162<\/ul>\n<h2>2. \u63a5\u53d7Pageable\u4f5c\u4e3a\u53c2\u6570\u7684\u63a7\u5236\u5668\u5904\u7406\u65b9\u6cd5\u7684\u5355\u5143\u6d4b\u8bd5\u5931\u8d25\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/06\/30<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 2.0.3, Java 10.0.1<\/ul>\n<p>\u5f53\u8fd0\u884c\u4e00\u4e2a\u63a5\u53d7\u7c7b\u4f3cPageable\u53c2\u6570\u7684\u5904\u7406\u7a0b\u5e8f\u65b9\u6cd5\u7684\u5355\u5143\u6d4b\u8bd5\u65f6\uff0c\u5c06\u8f93\u51fa\u4ee5\u4e0b\u9519\u8bef\u6d88\u606f\u5e76\u5931\u8d25\u3002<\/p>\n<pre class=\"post-pre\"><code>No primary or default constructor found for interface org.springframework.data.domain.Pageable\r\n<\/code><\/pre>\n<p>\u63a7\u5236\u5668\u7684\u5904\u7406\u65b9\u6cd5 de<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@GetMapping<\/span><span class=\"o\">(<\/span><span class=\"n\">path<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"list\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">produces<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">MediaType<\/span><span class=\"o\">.<\/span><span class=\"na\">APPLICATION_JSON_UTF8_VALUE<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"nc\">ResponseEntity<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Memo<\/span><span class=\"o\">&gt;&gt;<\/span> <span class=\"nf\">list<\/span><span class=\"o\">(<\/span><span class=\"nc\">Pageable<\/span> <span class=\"n\">page<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"c1\">\/\/...\u7701\u7565<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u6d4b\u8bd5\u4ee3\u7801<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@RunWith<\/span><span class=\"o\">(<\/span><span class=\"nc\">SpringRunner<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">)<\/span>\r\n<span class=\"nd\">@WebMvcTest<\/span><span class=\"o\">(<\/span><span class=\"nc\">MemoController<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">MemoControllerTests<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"nd\">@Autowired<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">MockMvc<\/span> <span class=\"n\">mvc<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nd\">@Test<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">getList<\/span><span class=\"o\">()<\/span> <span class=\"kd\">throws<\/span> <span class=\"nc\">Exception<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"nc\">RequestBuilder<\/span> <span class=\"n\">builder<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">MockMvcRequestBuilders<\/span><span class=\"o\">.<\/span><span class=\"na\">get<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\/memo\/list\"<\/span><span class=\"o\">)<\/span>\r\n                               <span class=\"o\">.<\/span><span class=\"na\">param<\/span><span class=\"o\">(<\/span><span class=\"s\">\"page\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"0\"<\/span><span class=\"o\">)<\/span>\r\n                               <span class=\"o\">.<\/span><span class=\"na\">param<\/span><span class=\"o\">(<\/span><span class=\"s\">\"size\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"5\"<\/span><span class=\"o\">)<\/span>\r\n                               <span class=\"o\">.<\/span><span class=\"na\">accept<\/span><span class=\"o\">(<\/span><span class=\"nc\">MediaType<\/span><span class=\"o\">.<\/span><span class=\"na\">APPLICATION_JSON_UTF8<\/span><span class=\"o\">);<\/span>\r\n\r\n    <span class=\"nc\">MvcResult<\/span> <span class=\"n\">result<\/span> <span class=\"o\">=<\/span> <span class=\"n\">mvc<\/span><span class=\"o\">.<\/span><span class=\"na\">perform<\/span><span class=\"o\">(<\/span><span class=\"n\">builder<\/span><span class=\"o\">)<\/span>\r\n                            <span class=\"o\">.<\/span><span class=\"na\">andExpect<\/span><span class=\"o\">(<\/span><span class=\"n\">status<\/span><span class=\"o\">().<\/span><span class=\"na\">isOk<\/span><span class=\"o\">())<\/span>\r\n                            <span class=\"o\">.<\/span><span class=\"na\">andExpect<\/span><span class=\"o\">(<\/span><span class=\"n\">content<\/span><span class=\"o\">().<\/span><span class=\"na\">contentType<\/span><span class=\"o\">(<\/span><span class=\"n\">contentType<\/span><span class=\"o\">))<\/span>\r\n                            <span class=\"o\">.<\/span><span class=\"na\">andDo<\/span><span class=\"o\">(<\/span><span class=\"n\">print<\/span><span class=\"o\">())<\/span>\r\n                            <span class=\"o\">.<\/span><span class=\"na\">andReturn<\/span><span class=\"o\">();<\/span>\r\n\r\n  <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5931\u8d25\u7684\u539f\u56e0\u662f\uff0c\u5728\u4f7f\u7528WebMvcTest\u6ce8\u89e3\u8fdb\u884c\u6d4b\u8bd5\u65f6\uff0cPageableHandlerMethodArgumentResolver\u65e0\u6cd5\u6709\u6548\u5730\u8bbe\u7f6ePageable\u5b9e\u4f8b\uff0c\u56e0\u6b64\u4e3a\u89e3\u51b3\u6b64\u95ee\u9898\u800c\u521b\u5efa\u4e86\u4e00\u4e2a\u95ee\u9898\u3002<\/p>\n<p>@WebMvcTest \u8fd8\u5e94\u8be5\u81ea\u52a8\u914d\u7f6eSpring Data\u7684Web\u96c6\u6210\u529f\u80fd<\/p>\n<p>\u60a8\u53ef\u4ee5\u901a\u8fc7\u5728\u6d4b\u8bd5\u7c7b\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u884c\u6765\u6682\u65f6\u89e3\u51b3\u6b64\u95ee\u9898\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Import<\/span><span class=\"o\">(<\/span><span class=\"nc\">SpringDataWebAutoConfiguration<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<h1>\u958b\u767c\u74b0\u5883\u7684\u5c0f\u8cbc\u58eb<\/h1>\n<h2>1. \u4f7f\u7528Spring Boot 2.0.0\u7684\u8c37\u6b4c\u4e91\u5e73\u53f0<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/03\/29<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 2.0.0, Java 1.8.0_162<\/ul>\n<p>\u8fd9\u662f\u4e00\u4e2a\u5173\u4e8e\u5982\u4f55\u5728Google Cloud Platform\u4e0a\u4f7f\u7528Spring Boot\u8fd0\u884cweb\u5e94\u7528\u7a0b\u5e8f\u7684\u603b\u7ed3\u6587\u7ae0\u3002<\/p>\n<h2>\u5728\u4f7f\u7528Java 10\u5f00\u53d1Spring Boot 2.0\u5e94\u7528\u7a0b\u5e8f\u65f6\u9700\u8981\u6ce8\u610f\u7684\u57fa\u672c\u4e8b\u9879<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/06\/04<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 2.0.2, Java 10.0.1<\/ul>\n<p>\u8fd9\u662f\u5173\u4e8e\u5728Java 10\u4e0a\u5f00\u53d1\u548c\u8fd0\u884c\u73af\u5883\u7684\u6ce8\u610f\u4e8b\u9879\u5907\u5fd8\u3002<\/p>\n<h2>\u4f7f\u7528Eclipse Photon (4.8)\u548cJava 10\u6765\u642d\u5efaSpring Boot\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u73af\u5883\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6295\u7a3f: 2018\/6\/30<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u74b0\u5883: Spring Boot 2.0.3, OpenJDK 10.0.1<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u603b\u7684\u6765\u8bf4 \u8fd9\u662f\u5173\u4e8eSpring\u6846\u67b6\uff08Spring Boot\uff09\u7684\u6280\u5de7\u3002\u6211\u4eec\u5c06\u968f\u65f6\u8fdb\u884c\u66f4\u65b0\u3002 \u4e00\u4e9b\u8f83\u957f\u7684\u5185\u5bb9\u5c06\u4f5c\u4e3a [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-39582","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Spring\u6846\u67b6\uff08Spring Boot\uff09\u7684\u6280\u5de7 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/spring\u6846\u67b6\uff08spring-boot\uff09\u7684\u6280\u5de7\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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