{"id":31196,"date":"2023-06-06T00:01:51","date_gmt":"2023-10-29T03:56:11","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/"},"modified":"2025-08-12T22:47:21","modified_gmt":"2025-08-12T14:47:21","slug":"%e5%ad%a6%e4%b9%a0java","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/","title":{"rendered":"\u5b66\u4e60Java"},"content":{"rendered":"<h1>\u8fd9\u4e2a\u53e5\u5b50\u662f\u5173\u4e8e\u4ec0\u4e48\u7684\uff1f<\/h1>\n<p>\u6211\u4f1a\u5728\u4f7f\u7528Java\u8fdb\u884c\u5f00\u53d1\u7684\u5408\u4f5c\u8fc7\u7a0b\u4e2d\u8bb0\u5f55\u4e0b\u4e00\u4e9b\u6211\u4e0d\u592a\u660e\u767d\u7684\u95ee\u9898\u5e76\u8fdb\u884c\u8c03\u67e5\uff0c\u4ee5\u4f5c\u4e3a\u6211\u7684\u5907\u5fd8\u5f55\u5e76\u968f\u65f6\u66f4\u65b0\u3002<\/p>\n<h1>\u5728Java\u4e2d\uff0c\u300c\u4e2d\u9593\u64cd\u4f5c\u300d\u662f\u6307\u5c0d\u4e00\u500b\u6d41\u9032\u884c\u7684\u64cd\u4f5c\uff0c\u9019\u4e9b\u64cd\u4f5c\u901a\u5e38\u662f\u4e0d\u6703\u7acb\u5373\u57f7\u884c\u7684\u3002<\/h1>\n<p>\u7d42\u7aef\u64cd\u4f5c\u7684\u53cd\u7fa9\u8a5e<\/p>\n<h2>\u6d41 API<\/h2>\n<p>\u5728\u64cd\u4f5c\u6536\u85cfAPI\u548c\u65b9\u6cd5\u4e2d\uff0c\u6709\u4e2d\u95f4\u64cd\u4f5c\u548c\u7ec8\u7aef\u64cd\u4f5c\u4e24\u79cd\u65b9\u5f0f\u3002\u5728\u4e2d\u95f4\u64cd\u4f5c\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u65b9\u4fbf\u5730\u63d0\u53d6\u548c\u8f6c\u6362\u6570\u636e\u6d41\uff0c\u5728\u7ec8\u7aef\u64cd\u4f5c\u4e2d\u8fdb\u884c\u6700\u540e\u7684\u5904\u7406\u3002<\/p>\n<h1>\u8d85\u7ea7\u7c7b\u578b\u5f39\u56de hu\u00ed)<\/h1>\n<p>&lt;? super \u7c7b\u540d&gt; &#8211; <!--?\u8d85\u8fc7\u7c7b\u540d &gt;&lt;\/p&gt;\n&lt;p&gt;\u4f5c\u4e3a\u901a\u914d\u7b26\uff0c\u4e00\u4e2a\u95ee\u53f7 (?) \u7684 Box&lt;? extends Person&gt; bp\u3002&lt;\/p&gt;\n&lt;h1&gt;\u7528lambda\u8868\u8fbe\u5f0f\u7684\u65b9\u5f0f&lt;\/h1&gt;\n&lt;\/p&gt;\n&lt;h1&gt;\u6211\u4e0d\u592a\u660e\u767d\u51fd\u6570\u5b9a\u4e49\u4e2d\u7684throws\u8bed\u53e5\u3002&lt;\/h1&gt;\n&lt;\/p&gt;\n&lt;blockquote&gt;&lt;p&gt;\u8981\u5c06\u65b9\u6cd5\u4f20\u9012\u7ed9\u4e0a\u7ea7\u65b9\u6cd5\u65f6\uff0c\u5728\u5b9a\u4e49\u65b9\u6cd5\u65f6\u9700\u8981\u58f0\u660e\u201c\u8be5\u65b9\u6cd5\u53ef\u80fd\u4f1a\u629b\u51fa\u54ea\u4e9b\u5f02\u5e38\u201d\uff0c\u8fd9\u53ef\u4ee5\u4f7f\u7528throws\u5173\u952e\u5b57\u6765\u8868\u793a\u3002&lt;\/p&gt;\n&lt;p&gt;\u7136\u800c\uff0c\u7531\u4e8e\u5199\u51fa\u53ef\u80fd\u629b\u51fa\u7684\u6240\u6709\u5f02\u5e38\u662f\u4e00\u4ef6\u56f0\u96be\u7684\u4e8b\u60c5\uff0c\u6240\u4ee5RuntimeException\u7684\u5b50\u7c7b\uff08\u7ee7\u627f\u81eaRuntimeException\u7684\u7c7b\uff09\u7279\u522b\u58f0\u660e\u5728throws\u4e2d\u662f\u53ef\u4ee5\u7701\u7565\u7684\u3002&lt;\/p&gt;&lt;\/blockquote&gt;\n&lt;h2&gt;\u4ec0\u4e48\u662f\u8fd0\u884c\u65f6\u5f02\u5e38\uff1f&lt;\/h2&gt;\n&lt;\/p&gt;\n&lt;p&gt;\u300cEffective Java\u300d\u7b2c\u4e8c\u7248\u7b2c9\u7ae0\u306e\u4f8b\u5916\u9805\u76ee58\u3067\u306f\u3001\u56de\u5fa9\u53ef\u80fd\u306a\u72b6\u614b\u306b\u5bfe\u3057\u3066\u306f\u30c1\u30a7\u30c3\u30af\u3055\u308c\u308b\u4f8b\u5916\u3092\u4f7f\u7528\u3057\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30a8\u30e9\u30fc\u306b\u306f\u5b9f\u884c\u6642\u4f8b\u5916\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002&lt;\/p&gt;\n&lt;ul class=\"post-ul\"&gt;\n\u30c1\u30a7\u30c3\u30af\u3055\u308c\u308b\u4f8b\u5916(checked exception)&lt;br ?--> \u5b9f\u884c\u6642\u4f8b\u5916(runtime exception)<br \/>\n\u30a8\u30e9\u30fc(error)<\/p>\n<p>\u53ea\u6709\u5728\u80fd\u591f\u8ba9\u8c03\u7528\u65b9\u6062\u590d\u6b63\u5e38\u7684\u60c5\u51b5\u4e0b\u624d\u4f1a\u88ab\u68c0\u67e5\u7684\u5f02\u5e38\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e0d\u9075\u5b88\u89c4\u5b9a\u800c\u8fdb\u884c\u8c03\u7528\uff0c\u5e94\u8be5\u629b\u51fa\u8fd0\u884c\u65f6\u5f02\u5e38\u5e76\u5bfc\u81f4\u7a0b\u5e8f\u5d29\u6e83\u3002<\/p>\n<p>\u603b\u4e4b\uff0c\u5e94\u8be5\u7ee7\u627f RuntimeException \u6765\u521b\u5efa\u90a3\u4e9b\u5373\u4f7f\u5982\u4f55\u52aa\u529b\u4e5f\u65e0\u6cd5\u6062\u590d\u7684\u81f4\u547d\u9519\u8bef\u3002\u800c\u90a3\u4e9b\u524d\u63d0\u662f\u8981\u88ab\u6355\u83b7\u7684\u903b\u8f91\u5219\u5e94\u8be5\u7ee7\u627f Exception \u6765\u521b\u5efa\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u4e2a\u53e5\u5b50\u662f\u5173\u4e8e\u4ec0\u4e48\u7684\uff1f \u6211\u4f1a\u5728\u4f7f\u7528Java\u8fdb\u884c\u5f00\u53d1\u7684\u5408\u4f5c\u8fc7\u7a0b\u4e2d\u8bb0\u5f55\u4e0b\u4e00\u4e9b\u6211\u4e0d\u592a\u660e\u767d\u7684\u95ee\u9898\u5e76\u8fdb\u884c\u8c03\u67e5\uff0c\u4ee5\u4f5c\u4e3a\u6211\u7684 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-31196","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"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>\u5b66\u4e60Java - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u5b66\u4e60Java\u7684\u6280\u672f\u6587\u7ae0\" \/>\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\/\u5b66\u4e60java\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5b66\u4e60Java\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8e\u5b66\u4e60Java\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5b66\u4e60java\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-10-29T03:56:11+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-12T14:47:21+00:00\" \/>\n<meta name=\"author\" content=\"\u6e05, \u5b87\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6e05, \u5b87\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/\",\"name\":\"\u5b66\u4e60Java - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-10-29T03:56:11+00:00\",\"dateModified\":\"2025-08-12T14:47:21+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/1a6ecd3d914d22a5ac32791ffc1fbd8e\"},\"description\":\"\u5173\u4e8e\u5b66\u4e60Java\u7684\u6280\u672f\u6587\u7ae0\",\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/zh\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u5b66\u4e60Java\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/1a6ecd3d914d22a5ac32791ffc1fbd8e\",\"name\":\"\u6e05, \u5b87\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/4b2016c18459a605fc469c7566608f5686491baa112d0871ee613f61b7210565?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/4b2016c18459a605fc469c7566608f5686491baa112d0871ee613f61b7210565?s=96&d=mm&r=g\",\"caption\":\"\u6e05, \u5b87\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/qingyu\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u5b66\u4e60Java - Blog - Silicon Cloud","description":"\u5173\u4e8e\u5b66\u4e60Java\u7684\u6280\u672f\u6587\u7ae0","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/\u5b66\u4e60java\/","og_locale":"zh_CN","og_type":"article","og_title":"\u5b66\u4e60Java","og_description":"\u5173\u4e8e\u5b66\u4e60Java\u7684\u6280\u672f\u6587\u7ae0","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/\u5b66\u4e60java\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-10-29T03:56:11+00:00","article_modified_time":"2025-08-12T14:47:21+00:00","author":"\u6e05, \u5b87","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u6e05, \u5b87","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"1 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/","name":"\u5b66\u4e60Java - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-10-29T03:56:11+00:00","dateModified":"2025-08-12T14:47:21+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/1a6ecd3d914d22a5ac32791ffc1fbd8e"},"description":"\u5173\u4e8e\u5b66\u4e60Java\u7684\u6280\u672f\u6587\u7ae0","breadcrumb":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/zh\/blog\/"},{"@type":"ListItem","position":2,"name":"\u5b66\u4e60Java"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/1a6ecd3d914d22a5ac32791ffc1fbd8e","name":"\u6e05, \u5b87","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/4b2016c18459a605fc469c7566608f5686491baa112d0871ee613f61b7210565?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/4b2016c18459a605fc469c7566608f5686491baa112d0871ee613f61b7210565?s=96&d=mm&r=g","caption":"\u6e05, \u5b87"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/qingyu\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%ad%a6%e4%b9%a0java\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31196","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=31196"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31196\/revisions"}],"predecessor-version":[{"id":90540,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31196\/revisions\/90540"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=31196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=31196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=31196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}