{"id":39262,"date":"2023-10-31T02:15:07","date_gmt":"2023-06-03T09:19:02","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8spring-mvc%e4%b8%ad%e8%bf%9b%e8%a1%8ccors%e8%ae%be%e7%bd%ae%e3%80%82\/"},"modified":"2024-05-04T06:48:15","modified_gmt":"2024-05-03T22:48:15","slug":"%e5%9c%a8spring-mvc%e4%b8%ad%e8%bf%9b%e8%a1%8ccors%e8%ae%be%e7%bd%ae%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8spring-mvc%e4%b8%ad%e8%bf%9b%e8%a1%8ccors%e8%ae%be%e7%bd%ae%e3%80%82\/","title":{"rendered":"\u5728Spring MVC\u4e2d\u8fdb\u884cCORS\u8bbe\u7f6e"},"content":{"rendered":"<h1>\u9996\u5148 or \u5f00\u59cb<\/h1>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u603b\u7ed3\u4e86\u5728\u4f7f\u7528Angular\u548cSpring Boot\u8fdb\u884cSPA\u5f00\u53d1\u65f6\uff0c\u5c06\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u7aef\u5e94\u7528\u7a0b\u5e8f\u6258\u7ba1\u5728\u4e0d\u540c\u673a\u5668\u4e0a\u65f6\u9700\u8981\u8003\u8651\u7684\u4e8b\u9879\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Same Origin Policy<\/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\">Cross-Origin Resource Sharing<\/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\">Spring MVC \u306e Cross-Origin Resource Sharing \u8a2d\u5b9a<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30b5\u30fc\u30d0\u30db\u30b9\u30c8\u540d\u89e3\u6c7a<\/ul>\n<p>\u6211\u5c06\u4ee5\u4ee5\u4e0b\u7684\u56db\u4e2a\u7ed3\u6784\u8fdb\u884c\u89e3\u91ca\u3002<\/p>\n<p>\u987a\u4fbf\u8bf4\u4e00\u53e5\uff0c\u6211\u4eec\u5df2\u7ecf\u53d1\u5e03\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u793a\u4f8b\u3002<\/p>\n<h1>\u540c\u6e90\u7b56\u7565<\/h1>\n<p>\u88ab\u7ffb\u8bd1\u4e3a\u201c\u540c\u4e00\u8d77\u6e90\u653f\u7b56\u201d\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e0b\u9762\u7684\u56fe\u8868:<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Angular \u30a2\u30d7\u30ea\u304c https:\/\/angular.example.com<\/ul>\n<\/li>\n<\/ul>\n<p>Spring Boot \u30a2\u30d7\u30ea\u304c https:\/\/boot.example.com<\/p>\n<p>\u8fd9\u8868\u793a\u5b83\u4eec\u5728\u5404\u81ea\u8fd0\u884c\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d397437434c4406c79b63\/10-0.png\" alt=\"Same Origin Policy.png\" \/><\/div>\n<p>\u5728Web\u6d4f\u89c8\u5668\u4e2d\uff0c\u8bbf\u95eehttps:\/\/angular.example.com\uff0c<br \/>\n\u4e0b\u8f7dindex.html\u548cjs\u6587\u4ef6\uff0c<br \/>\n\u5728Web\u6d4f\u89c8\u5668\u4e2d\u8fd0\u884cAngular\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5ba2\u6237\u7aef\u4f1a\u4f7f\u7528Spring Boot\u8fd0\u884c\u7684\u670d\u52a1\u5668https:\/\/boot.example.com\u8fdb\u884c\u6570\u636e\u83b7\u53d6\u7684\u5f02\u6b65\u901a\u4fe1\uff0c\u4f46\u8be5\u8bf7\u6c42\u4f1a\u51fa\u73b0\u9519\u8bef\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u901a\u8fc7\u5e94\u7528\u540c\u6e90\u7b56\u7565\uff0c\u53ef\u4ee5\u9650\u5236\u4ecehttps:\/\/angular.example.com\u52a0\u8f7d\u7684\u811a\u672c\u6587\u4ef6\u65e0\u6cd5\u8bbf\u95eehttps:\/\/boot.example.com\u8d44\u6e90\u3002<\/p>\n<p>\u8fd9\u88ab\u79f0\u4e3a\u540c\u6e90\u7b56\u7565\uff08Same Origin Policy\uff09\u3002<\/p>\n<h1>\u8de8\u6e90\u8d44\u6e90\u5171\u4eab<\/h1>\n<p>CORS \u662f\u8de8\u57df\u8d44\u6e90\u5171\u4eab\u7684\u7f29\u5199\u3002<\/p>\n<p>\u540c\u6e90\u7b56\uff08Same Origin Policy\uff09\u662f\u6784\u5efa\u5b89\u5168\u7684Web\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u6982\u5ff5\u3002<br \/>\n\u7136\u800c\uff0c\u5f53\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u7aef\u9700\u8981\u5728\u4e0d\u540c\u7684\u673a\u5668\u4e0a\u8fd0\u884c\u65f6\uff0c\u5c31\u9700\u8981\u4f7f\u7528\u8de8\u57df\u8d44\u6e90\u5171\u4eab\uff08Cross-Origin Resource Sharing\uff0c\u4e5f\u79f0\u4e3a\u8de8\u57df\u8d44\u6e90\u5171\u4eab\uff09\u6765\u5b9e\u73b0\u3002<\/p>\n<p>\u57fa\u672c\u673a\u5236\u6d89\u53caHTTP\u8bf7\u6c42\u5934\u548cHTTP\u54cd\u5e94\u5934\u4e4b\u95f4\u7684\u4ea4\u4e92\u3002<\/p>\n<p>\u9996\u5148\uff0c\u5ba2\u6237\u7aef\u4f1a\u8bbe\u7f6e\u4e00\u4e2a\u540d\u4e3a&#8221;Origin&#8221;\u7684\u8bf7\u6c42\u5934\u5e76\u53d1\u9001\u8bf7\u6c42\u3002\u8be5\u503c\u5c06\u88ab\u8bbe\u7f6e\u4e3a\u811a\u672c\u6587\u4ef6\u7684\u6765\u6e90\uff0c\u5373&#8221;https:\/\/angular.example.com&#8221;\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">Origin: https:\/\/angular.example.com\r\n<\/span><\/code><\/pre>\n<p>\u7136\u540e\uff0c\u670d\u52a1\u5668\u63a5\u6536\u5230\u8bf7\u6c42\u540e\uff0c\u5c06\u5224\u65ad\u8bf7\u6c42\u5934\u4e2d\u7684Origin\u503c\u662f\u5426\u5408\u6cd5\u3002<br \/>\n\u5982\u679c\u5408\u6cd5\uff0c\u670d\u52a1\u5668\u5c06\u5728\u8fd4\u56de\u65f6\u9644\u52a0Access-Control-Allow-Origin\u54cd\u5e94\u5934\uff0c\u5e76\u6b63\u5e38\u8fd4\u56de\u54cd\u5e94\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">Access-Control-Allow-Origin: https:\/\/angular.example.com\r\n<\/span><\/code><\/pre>\n<p>\u8bf7\u53c2\u8003 MDN web docs \u4e0a\u7684\u201c\u8de8\u6e90\u8d44\u6e90\u5171\u4eab\uff08CORS\uff09\u201d\u83b7\u53d6\u66f4\u8be6\u7ec6\u7684\u4fe1\u606f\u3002<\/p>\n<h1>Spring MVC \u7684\u8de8\u57df\u8d44\u6e90\u5171\u4eab\u8bbe\u7f6e<\/h1>\n<p>Spring MVC \u53ef\u4ee5\u8f7b\u677e\u914d\u7f6e\u8de8\u57df\u8d44\u6e90\u5171\u4eab\u3002<br \/>\n\u672c\u6b21\u7684\u914d\u7f6e\u662f\u4ec0\u4e48\u5462\uff1f<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u30af\u30e9\u30b9\u30fb\u30e1\u30bd\u30c3\u30c9\u306b\u500b\u5225\u306b\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u8a2d\u5b9a\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Java Config\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u8a2d\u5b9a\u3059\u308b<\/ul>\n<p>\u6211\u5c06\u5411\u60a8\u4ecb\u7ecd\u4e24\u79cd\u65b9\u6cd5\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u4e3a\u4e86\u7b80\u5316\u73af\u5883\u642d\u5efa\uff0c\u5047\u8bbe\u60a8\u4f7f\u7528Spring Boot\u3002<\/p>\n<h3>\u5728\u63a7\u5236\u5668\u7c7b\u7684\u65b9\u6cd5\u4e0a\u5355\u72ec\u4f7f\u7528\u6ce8\u89e3\u8fdb\u884c\u8bbe\u7f6e\u3002<\/h3>\n<p>\u6211\u5011\u4f7f\u7528@CrossOrigin\u8a3b\u91cb\u3002<br \/>\n\u5be6\u969b\u7684\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">package<\/span> <span class=\"nn\">com.example.server.web.rest<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">com.example.server.service.TaskService<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">com.example.server.web.response.TaskResponse<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.CrossOrigin<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.GetMapping<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.RequestMapping<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.RestController<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.List<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.stream.Collectors<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"nd\">@RestController<\/span>\r\n<span class=\"nd\">@RequestMapping<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\/api\/tasks\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">TaskRestController<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"kd\">private<\/span> <span class=\"kd\">final<\/span> <span class=\"nc\">TaskService<\/span> <span class=\"n\">todoService<\/span><span class=\"o\">;<\/span>\r\n\r\n    <span class=\"kd\">public<\/span> <span class=\"nf\">TaskRestController<\/span><span class=\"o\">(<\/span><span class=\"nc\">TaskService<\/span> <span class=\"n\">todoService<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">todoService<\/span> <span class=\"o\">=<\/span> <span class=\"n\">todoService<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"nd\">@GetMapping<\/span>\r\n    <span class=\"nd\">@CrossOrigin<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">TaskResponse<\/span><span class=\"o\">&gt;<\/span> <span class=\"nf\">findAll<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">todoService<\/span><span class=\"o\">.<\/span><span class=\"na\">findAll<\/span><span class=\"o\">().<\/span><span class=\"na\">stream<\/span><span class=\"o\">().<\/span><span class=\"na\">map<\/span><span class=\"o\">(<\/span><span class=\"n\">todo<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">TaskResponse<\/span><span class=\"o\">(<\/span><span class=\"n\">todo<\/span><span class=\"o\">)).<\/span><span class=\"na\">collect<\/span><span class=\"o\">(<\/span><span class=\"nc\">Collectors<\/span><span class=\"o\">.<\/span><span class=\"na\">toList<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u7d66\u63a7\u5236\u5668\u65b9\u6cd5\u6dfb\u52a0\u6a19\u8a3b\u4ee5\u5141\u8a31\u4f86\u81ea\u4e0d\u540c\u4f86\u6e90\u7684\u5b58\u53d6\u3002\u9019\u6a23\u505a\u53ef\u4ee5\u555f\u7528\u8de8\u6e90\u8cc7\u6e90\u5171\u4eab\u3002(\u7ed9\u63a7\u5236\u5668\u65b9\u6cd5\u6dfb\u52a0\u6ce8\u89e3\u4ee5\u5141\u8bb8\u6765\u81ea\u4e0d\u540c\u6765\u6e90\u7684\u8bbf\u95ee\u3002\u8fd9\u6837\u505a\u53ef\u4ee5\u542f\u7528\u8de8\u6e90\u8d44\u6e90\u5171\u4eab\u3002)<\/p>\n<p>\u4f46\u662f\uff0c\u9ed8\u8ba4\u8bbe\u7f6e\u4e0b\uff0c\u5141\u8bb8\u7684\u6e90\u662f\u901a\u914d\u7b26\uff0c\u4e5f\u5c31\u662f\u5141\u8bb8\u4ece\u5168\u7403\u4efb\u4f55\u7f51\u7ad9\u751f\u6210\u7684\u811a\u672c\u53d1\u51fa\u8bf7\u6c42\u7684\u8bbe\u7f6e\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528@CrossOrigin\u6ce8\u91ca\u7684origins\u5c5e\u6027\u6765\u8bbe\u7f6e\u5141\u8bb8\u7684Origin\u3002<\/p>\n<p>\u4ee5\u4e0b\u7ed9\u51fa\u4e86\u5177\u4f53\u7684\u65b9\u6cd5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">package<\/span> <span class=\"nn\">com.example.server.web.rest<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">com.example.server.service.TaskService<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">com.example.server.web.response.TaskResponse<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.CrossOrigin<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.GetMapping<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.RequestMapping<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.RestController<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.List<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.stream.Collectors<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"nd\">@RestController<\/span>\r\n<span class=\"nd\">@RequestMapping<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\/api\/tasks\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">TaskRestController<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"kd\">private<\/span> <span class=\"kd\">final<\/span> <span class=\"nc\">TaskService<\/span> <span class=\"n\">todoService<\/span><span class=\"o\">;<\/span>\r\n\r\n    <span class=\"kd\">public<\/span> <span class=\"nf\">TaskRestController<\/span><span class=\"o\">(<\/span><span class=\"nc\">TaskService<\/span> <span class=\"n\">todoService<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">todoService<\/span> <span class=\"o\">=<\/span> <span class=\"n\">todoService<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"nd\">@GetMapping<\/span>\r\n    <span class=\"nd\">@CrossOrigin<\/span><span class=\"o\">(<\/span><span class=\"n\">origins<\/span> <span class=\"o\">=<\/span> <span class=\"o\">{<\/span><span class=\"s\">\"http:\/\/localhost:4200\"<\/span><span class=\"o\">})<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">TaskResponse<\/span><span class=\"o\">&gt;<\/span> <span class=\"nf\">findAll<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">todoService<\/span><span class=\"o\">.<\/span><span class=\"na\">findAll<\/span><span class=\"o\">().<\/span><span class=\"na\">stream<\/span><span class=\"o\">().<\/span><span class=\"na\">map<\/span><span class=\"o\">(<\/span><span class=\"n\">todo<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">TaskResponse<\/span><span class=\"o\">(<\/span><span class=\"n\">todo<\/span><span class=\"o\">)).<\/span><span class=\"na\">collect<\/span><span class=\"o\">(<\/span><span class=\"nc\">Collectors<\/span><span class=\"o\">.<\/span><span class=\"na\">toList<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u63a5\u6536\u5230\u7684\u662f\u5b57\u7b26\u4e32\u6570\u7ec4\uff0c\u56e0\u6b64\u53ef\u4ee5\u8bbe\u7f6e\u591a\u4e2a\u5141\u8bb8\u7684Origin\u3002<\/p>\n<p>\u8bf7\u53c2\u8003\u5b98\u65b9\u6587\u6863\u5e76\u8fdb\u884c\u9002\u5f53\u7684\u8bbe\u7f6e\uff0c\u56e0\u4e3a\u8fd8\u53ef\u4ee5\u65bd\u52a0\u5176\u4ed6\u8be6\u7ec6\u7684\u9650\u5236\u3002<\/p>\n<h3>\u7528Java Config\u5728\u6574\u4e2a\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8fdb\u884c\u914d\u7f6e\u8bbe\u5b9a\u3002<\/h3>\n<p>\u8ba9\u6211\u4eec\u5220\u9664\u5148\u524d\u5728\u63a7\u5236\u5668\u65b9\u6cd5\u4e2d\u8bbe\u7f6e\u7684@CrossOrigin\u6ce8\u89e3\u3002<\/p>\n<p>\u8bf7\u5c06\u4e0b\u9762\u7684Java\u914d\u7f6e\u653e\u5728Spring Boot\u7684\u7ec4\u4ef6\u626b\u63cf\u6709\u6548\u5305\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">package<\/span> <span class=\"nn\">com.example.server.web.config<\/span><span class=\"o\">;<\/span>\r\n\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.web.servlet.config.annotation.CorsRegistry<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.servlet.config.annotation.WebMvcConfigurer<\/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\">WebMvcConfig<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">WebMvcConfigurer<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nd\">@Override<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">addCorsMappings<\/span><span class=\"o\">(<\/span><span class=\"nc\">CorsRegistry<\/span> <span class=\"n\">registry<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"n\">registry<\/span><span class=\"o\">.<\/span><span class=\"na\">addMapping<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\/api\/**\"<\/span><span class=\"o\">)<\/span>\r\n                <span class=\"o\">.<\/span><span class=\"na\">allowedOrigins<\/span><span class=\"o\">(<\/span><span class=\"s\">\"http:\/\/localhost:4200\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>WebMvcConfigurer\u662f\u4e00\u4e2a\u7528\u4e8e\u81ea\u5b9a\u4e49Spring Web\u76f8\u5173\u914d\u7f6e\u7684\u63a5\u53e3\u3002<br \/>\n\u901a\u8fc7\u6dfb\u52a0@Configuration\u6ce8\u89e3\u5e76\u5c06\u5176\u914d\u7f6e\u4e3aJava Config\uff0c\u53ef\u4ee5\u91cd\u5199\u65b9\u6cd5\u6765\u81ea\u5b9a\u4e49\u914d\u7f6e\u3002<\/p>\n<p>CORS\u901a\u8fc7addCorsMappings\u65b9\u6cd5\u5c06\u53c2\u6570CorsRegistry\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n<p>\u5728\u4e0a\u8ff0\u7684\u4f8b\u5b50\u4e2d\uff0c\u539f\u70b9\uff08Origin\uff09\u5141\u8bb8\u63a5\u6536\u6765\u81ea http:\/\/localhost:4200 \u7684\u8bbe\u7f6e\u3002<\/p>\n<p>\u7531\u4e8e\u53ef\u4ee5\u8fdb\u884c\u66f4\u8be6\u7ec6\u7684\u8bbe\u7f6e\uff0c\u8bf7\u53c2\u8003\u5b98\u65b9\u6587\u6863\u5e76\u6839\u636e\u8981\u6c42\u8fdb\u884c\u914d\u7f6e\u3002<\/p>\n<h1>\u670d\u52a1\u5668\u4e3b\u673a\u540d\u89e3\u6790<\/h1>\n<p>\u5982\u679c\u8981\u5904\u7406CORS\uff0c\u90a3\u4e48\u5728\u5f00\u53d1\u73af\u5883\u4e2d\u9700\u8981<\/p>\n<div>\n<div class=\"post-table\">AngularSpring Boot<a class=\"autolink\" href=\"http:\/\/localhost:4200\" target=\"_blank\" rel=\"nofollow noopener\">http:\/\/localhost:4200<\/a><a class=\"autolink\" href=\"http:\/\/localhost:8080\" target=\"_blank\" rel=\"nofollow noopener\">http:\/\/localhost:8080<\/a><\/div>\n<\/div>\n<p>\u53ea\u9700\u8981\u4e00\u79cd\u9009\u9879\uff1a\u5728\u672c\u5730\u73af\u5883\u4e2d\u8fd0\u884c\u7684\u8bdd\uff0c\u751f\u4ea7\u73af\u5883\u4e2d\u4f1a\u4f8b\u5982\u3002<\/p>\n<div>\n<div class=\"post-table\">AngularSpring Boot<a class=\"autolink\" href=\"https:\/\/angular.example.com\" target=\"_blank\" rel=\"nofollow noopener\">https:\/\/angular.example.com<\/a><a class=\"autolink\" href=\"https:\/\/boot.example.com\" target=\"_blank\" rel=\"nofollow noopener\">https:\/\/boot.example.com<\/a><\/div>\n<\/div>\n<p>\u9700\u8981\u8003\u8651\u5728\u8fd0\u884c\u7684\u73af\u5883\u4e2d\u7684\u5dee\u5f02\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u5f00\u53d1\u73af\u5883\u7684Angular\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u5207\u6362\u5230http:\/\/localhost:8080\u8fdb\u884c\u5f02\u6b65\u901a\u4fe1\uff0c\u800c\u751f\u4ea7\u73af\u5883\u7684Angular\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u5207\u6362\u5230https:\/\/boot.example.com\u3002<\/p>\n<p>\u7531\u4e8eAngular\u53ef\u4ee5\u5177\u6709\u7279\u5b9a\u4e8e\u73af\u5883\u7684\u914d\u7f6e\u503c\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u5b83\u3002<\/p>\n<p>\u5728Angular\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5728src\/environments\u76ee\u5f55\u4e0b\u6709\u5404\u4e2a\u73af\u5883\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d397437434c4406c79b63\/55-0.png\" alt=\"\u30ad\u30e3\u30d7\u30c1\u30e3.PNG\" \/><\/div>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">environment.ts \uff1a\u958b\u767a\u74b0\u5883\u7528<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">environment.prod.ts \uff1a\u672c\u756a\u74b0\u5883\u7528<\/ul>\n<p>\u8fd9\u662f\u914d\u7f6e\u6587\u4ef6\u3002<br \/>\n\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">export<\/span> <span class=\"kd\">const<\/span> <span class=\"nx\">environment<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"na\">production<\/span><span class=\"p\">:<\/span> <span class=\"kc\">false<\/span>\r\n<span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">export<\/span> <span class=\"kd\">const<\/span> <span class=\"nx\">environment<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"na\">production<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span>\r\n<span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<p>\u53ea\u6709\u8fd9\u4e2a\u88ab\u8bbe\u5b9a\u3002<br \/>\n\u6211\u5c06\u7f16\u8f91\u4e3a\u4e0b\u5217\u5f62\u5f0f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">export<\/span> <span class=\"kd\">const<\/span> <span class=\"nx\">environment<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"na\">production<\/span><span class=\"p\">:<\/span> <span class=\"kc\">false<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">apiUrl<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">http:\/\/localhost:8080<\/span><span class=\"dl\">'<\/span>\r\n<span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">export<\/span> <span class=\"kd\">const<\/span> <span class=\"nx\">environment<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"na\">production<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">apiUrl<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">http:\/\/boot.example.com<\/span><span class=\"dl\">'<\/span>\r\n<span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u5011\u5c07\u6dfb\u52a0 apiUrl \u7684\u8a2d\u5b9a\u3002<br \/>\n\u56e0\u70ba production \u7528\u65bc\u5224\u5b9a\u662f\u5426\u4ee5\u958b\u767c\u6a21\u5f0f\u555f\u52d5 Angular \u61c9\u7528\u7a0b\u5f0f\uff0c\u6240\u4ee5\u4fdd\u7559\u5b83\u3002<br \/>\n\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c07\u7de8\u8f2f\u7528\u65bc\u57f7\u884c\u975e\u540c\u6b65\u901a\u8a0a\u8acb\u6c42\u7684\u670d\u52d9\u985e\u5225\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span><span class=\"nx\">Injectable<\/span><span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/core<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span><span class=\"nx\">HttpClient<\/span><span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/common\/http<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span><span class=\"nx\">Observable<\/span><span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">rxjs<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span><span class=\"nx\">Task<\/span><span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/task<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span><span class=\"nx\">environment<\/span><span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">..\/environments\/environment<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"p\">@<\/span><span class=\"nd\">Injectable<\/span><span class=\"p\">({<\/span>\r\n  <span class=\"na\">providedIn<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">root<\/span><span class=\"dl\">'<\/span>\r\n<span class=\"p\">})<\/span>\r\n<span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">TaskDataService<\/span> <span class=\"p\">{<\/span>\r\n\r\n  <span class=\"kd\">constructor<\/span><span class=\"p\">(<\/span><span class=\"k\">private<\/span> <span class=\"nx\">http<\/span><span class=\"p\">:<\/span> <span class=\"nx\">HttpClient<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"nx\">findAll<\/span><span class=\"p\">():<\/span> <span class=\"nx\">Observable<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Task<\/span><span class=\"p\">[]<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">http<\/span><span class=\"p\">.<\/span><span class=\"kd\">get<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Task<\/span><span class=\"p\">[]<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">(<\/span><span class=\"nx\">environment<\/span><span class=\"p\">.<\/span><span class=\"nx\">apiUrl<\/span> <span class=\"o\">+<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">\/api\/tasks<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5c06\u5f02\u6b65\u901a\u4fe1\u7684\u8bf7\u6c42URL\u4ece\u73af\u5883\u8bbe\u7f6e\u6587\u4ef6\u4e2d\u5f15\u7528\u3002<br \/>\n\u5728\u4f7f\u7528Angular CLI\u7684ng serve\u8fdb\u884c\u6267\u884c\u6216\u8005\u4f7f\u7528\u65e0\u9009\u9879\u7684ng build\u8fdb\u884c\u6784\u5efa\u65f6\uff0c<br \/>\n\u5c06\u5e94\u7528\u5f00\u53d1\u73af\u5883\u7684environment.ts\u5e94\u7528\uff0c<br \/>\n\u4f46\u662f\u5982\u679c\u4f7f\u7528ng build &#8211;prod\u5e76\u5e26\u6709\u751f\u4ea7\u73af\u5883\u9009\u9879\u8fdb\u884c\u6784\u5efa\uff0c<br \/>\n\u5c06\u5e94\u7528\u751f\u4ea7\u73af\u5883\u7684environment.prod.ts\u3002<\/p>\n<p>\u8bf7\u53c2\u8003\u53c2\u8003\u4e66 \u83b7\u53d6\u66f4\u8be6\u7ec6\u7684\u4fe1\u606f\u3002<\/p>\n<h3>\u53ea\u9700\u8981\u4e00\u500b\u9078\u9805\uff0c\u8acb\u628a\u4ee5\u4e0b\u5167\u5bb9\u7528\u4e2d\u6587\u91cd\u8ff0\uff1a<\/h3>\n<p>\u5145\u5206<br \/>\n\u88dc\u9f4a<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Angular CLI \uff1aAngular\u30a2\u30d7\u30ea\u306e\u958b\u767a\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3<\/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\">ng serve \uff1aAngular CLI\u306b\u542b\u307e\u308c\u308bAngular\u30a2\u30d7\u30ea\u306e\u691c\u8a3c\u30b5\u30fc\u30d0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">ng build \uff1aAngular CLI\u306b\u542b\u307e\u308c\u308bAngular\u30a2\u30d7\u30ea\u306e\u30d3\u30eb\u30c9\u6a5f\u80fd<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 or \u5f00\u59cb \u8fd9\u7bc7\u6587\u7ae0\u603b\u7ed3\u4e86\u5728\u4f7f\u7528Angular\u548cSpring Boot\u8fdb\u884cSPA\u5f00\u53d1\u65f6\uff0c\u5c06\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-39262","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>\u5728Spring MVC\u4e2d\u8fdb\u884cCORS\u8bbe\u7f6e - 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\/\u5728spring-mvc\u4e2d\u8fdb\u884ccors\u8bbe\u7f6e\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5728Spring 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