{"id":75424,"date":"2026-02-12T10:06:40","date_gmt":"2026-02-12T02:06:40","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/75424.html"},"modified":"2026-02-12T10:06:40","modified_gmt":"2026-02-12T02:06:40","slug":"spring-xml-%e6%96%b9%e5%bc%8f%e6%95%b4%e5%90%88%e7%ac%ac%e4%b8%89%e6%96%b9%e6%a1%86%e6%9e%b6%e6%80%bb%e7%bb%93%e5%8a%a0%e6%a1%88%e4%be%8b","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/75424.html","title":{"rendered":"Spring xml \u65b9\u5f0f\u6574\u5408\u7b2c\u4e09\u65b9\u6846\u67b6\u603b\u7ed3\u52a0\u6848\u4f8b"},"content":{"rendered":"<h2>Spring xml \u65b9\u5f0f\u6574\u5408\u7b2c\u4e09\u65b9\u6846\u67b6\u603b\u7ed3\u52a0\u6848\u4f8b<\/h2>\n<h3>\u4e00\u3001\u603b\u8ff0<\/h3>\n<ul>\n<li>\u5c06\u81ea\u5b9a\u4e49\u6807\u7b7e\u7684\u7ea6\u675f \u4e0e \u7269\u7406\u7ea6\u675f\u6587\u4ef6\u4e0e\u7f51\u7edc\u7ea6\u675f\u540d\u79f0\u7684\u7ea6\u675f \u4ee5\u952e\u503c\u5bf9\u5f62\u5f0f\u5b58\u50a8\u5230\u4e00\u4e2aspring.schemas\u6587\u4ef6\u91cc&#xff0c;\u8be5\u6587\u4ef6\u5b58\u50a8\u5728\u7c7b\u52a0\u8f7d\u8def\u5f84\u7684 META-INF \u91cc&#xff0c;Spring \u4f1a\u81ea\u52a8\u52a0\u8f7d\u5230&#xff1b;<\/li>\n<li>\u5c06\u81ea\u5b9a\u4e49\u547d\u540d\u7a7a\u95f4\u7684\u540d\u79f0 \u4e0e \u81ea\u5b9a\u4e49\u547d\u540d\u7a7a\u95f4\u7684\u5904\u7406\u5668\u6620\u5c04\u5173\u7cfb \u4ee5\u952e\u503c\u5bf9\u5f62\u5f0f\u5b58\u5728\u5230\u4e00\u4e2a\u53ebspring.handlers\u6587\u4ef6\u91cc&#xff0c;\u8be5\u6587\u4ef6\u5b58\u50a8\u5728\u7c7b\u52a0\u8f7d\u8def\u5f84\u7684 META-INF \u91cc&#xff0c;Spring \u4f1a\u81ea\u52a8\u52a0\u8f7d\u5230&#xff1b;<\/li>\n<li>\u51c6\u5907\u597d NamespaceHandler&#xff0c;\u5982\u679c\u547d\u540d\u7a7a\u95f4\u53ea\u6709\u4e00\u4e2a\u6807\u7b7e&#xff0c;\u90a3\u4e48\u76f4\u63a5\u5728 parse 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operator\">:<\/span>xsi<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.w3.org\/2001\/XMLSchema-instance&#034;<\/span><br \/>\n       xmlns<span class=\"token operator\">:<\/span>context<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.springframework.org\/schema\/context&#034;<\/span><br \/>\n       xsi<span class=\"token operator\">:<\/span>schemaLocation<span class=\"token operator\">&#061;<\/span>&#034;<br \/>\n       http<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>beans<br \/>\n       http<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>beans<span class=\"token operator\">\/<\/span>spring<span class=\"token operator\">&#8211;<\/span>beans<span class=\"token punctuation\">.<\/span>xsd<br \/>\n       http<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>context<br \/>\n       http<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>context<span class=\"token operator\">\/<\/span>spring<span class=\"token operator\">&#8211;<\/span>context<span class=\"token punctuation\">.<\/span>xsd&#034;<span class=\"token operator\">&gt;<\/span><br \/>\n    <span class=\"token operator\">&lt;<\/span>context<span class=\"token operator\">:<\/span>property<span class=\"token operator\">&#8211;<\/span>placeholder location<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;classpath:jdbc.properties&#034;<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">&gt;<\/span><\/p>\n<p>\u200b    \u201chttp:\/\/www.springframework.org\/schema\/context\u201d\u662f\u547d\u540d\u7a7a\u95f4&#xff0c;\u4e0d\u8fc7\u662f\u865a\u62df\u7684\u5730\u5740&#xff0c;\u5728spring-context\\\\5.3.7\\\\spring-context-5.3.7.jar!\\\\META-INF\\\\spring.handlers\u4e2d\u6709\u4e0e\u4e4b\u5bf9\u5e94\u7684\u5904\u7406\u5668&#xff1a;<\/p>\n<p>http\\\\<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>context<span class=\"token operator\">&#061;<\/span><span class=\"token class-name\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>context<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">.<\/span><\/span>ContextNamespaceHandler<\/span><br \/>\nhttp\\\\<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>jee<span class=\"token operator\">&#061;<\/span><span class=\"token class-name\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>ejb<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">.<\/span><\/span>JeeNamespaceHandler<\/span><br \/>\nhttp\\\\<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>lang<span class=\"token operator\">&#061;<\/span><span class=\"token class-name\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>scripting<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">.<\/span><\/span>LangNamespaceHandler<\/span><br \/>\nhttp\\\\<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>task<span class=\"token operator\">&#061;<\/span><span class=\"token class-name\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>scheduling<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">.<\/span><\/span>TaskNamespaceHandler<\/span><br \/>\nhttp\\\\<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>cache<span class=\"token operator\">&#061;<\/span><span class=\"token class-name\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>cache<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">.<\/span><\/span>CacheNamespaceHandler<\/span><\/p>\n<p>\u201chttp:\/\/www.springframework.org\/schema\/context<br \/>\nhttp:\/\/www.springframework.org\/schema\/context\/spring-context.xsd&#034;\u201d\u662f\u52a0\u8f7d\u7ea6\u675f\u7684\u6620\u5c04\u5730\u5740 &#xff0c;\u5148\u662f\u547d\u540d\u7a7a\u95f4\u52a0\u7a7a\u683c&#xff0c;\u518d\u662f\u547d\u540d\u7a7a\u95f4\u52a0\u201c\/spring-context.xsd\u201d&#xff0c;&#xff08;xsd\u4e5f\u5c31\u662fschema\u5730\u5740&#xff09;\u5176\u4f5c\u7528\u662f\u547d\u540d\u7a7a\u95f4\u7ea6\u675f&#xff0c;\u540c\u65f6\u6765\u8bf4\u5c31\u662f\u6211\u4eec\u5728\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u6807\u7b7e\u65f6\u5b83\u4f1a\u63d0\u793a\u6539\u547d\u540d\u7a7a\u95f4\u6709\u54ea\u4e9b\u6807\u7b7e&#xff1a;<\/p>\n<p>    <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/02\/20260212020633-698d35a9571a3.png\" \/><\/p>\n<p>\u5b83\u4e5f\u662f\u865a\u62df\u5730\u5740&#xff0c;\u6620\u5c04\u5230spring-context\\\\5.3.7\\\\spring-context-5.3.7.jar!\\\\META-INF\\\\spring.schemas&#xff1a;<\/p>\n<p>    <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/02\/20260212020633-698d35a9b9685.png\" \/><\/p>\n<h4>2.2\u6848\u4f8b&#xff1a;<\/h4>\n<p>\u8bbe\u60f3\u81ea\u5df1\u662f\u4e00\u540d\u67b6\u6784\u5e08&#xff0c;\u8fdb\u884c\u67d0\u4e00\u4e2a\u6846\u67b6\u4e0e Spring \u7684\u96c6\u6210\u5f00\u53d1&#xff0c;\u6548\u679c\u662f\u901a\u8fc7\u4e00\u4e2a\u6307\u793a\u6807\u7b7e&#xff0c;\u5411 Spring \u5bb9\u5668\u4e2d\u81ea\u52a8\u6ce8\u5165\u4e00\u4e2a BeanPostProcessor&#xff1a;<\/p>\n<p><span class=\"token operator\">&lt;<\/span>beans xmlns<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.springframework.org\/schema\/beans&#034;<\/span><br \/>\n       xmlns<span class=\"token operator\">:<\/span>xsi<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.w3.org\/2001\/XMLSchema-instance&#034;<\/span><br \/>\n       xmlns<span class=\"token operator\">:<\/span>haohao<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.itheima.com\/haohao&#034;<\/span><br \/>\n       xsi<span class=\"token operator\">:<\/span>schemaLocation<span class=\"token operator\">&#061;<\/span>&#034;http<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>beans<br \/>\nhttp<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>org<span class=\"token operator\">\/<\/span>schema<span class=\"token operator\">\/<\/span>beans<span class=\"token operator\">\/<\/span>spring<span class=\"token operator\">&#8211;<\/span>beans<span class=\"token punctuation\">.<\/span>xsd<br \/>\n                           http<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>com<span class=\"token operator\">\/<\/span>haohao<br \/>\nhttp<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>com<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">&#8211;<\/span>annotation<span class=\"token punctuation\">.<\/span>xsd&#034;<span class=\"token operator\">&gt;<\/span><\/p>\n<p>    <span class=\"token operator\">&lt;<\/span>haohao<span class=\"token operator\">:<\/span>annotation<span class=\"token operator\">&#8211;<\/span>driven<span class=\"token operator\">\/<\/span><span class=\"token operator\">&gt;<\/span><\/p>\n<p><span class=\"token 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\/>\n<p>\u4ee5\u4e0a\u4e94\u6b65\u662f\u6846\u67b6\u5f00\u53d1\u8005\u5199\u7684&#xff0c;\u4ee5\u4e0b\u662f\u6846\u67b6\u4f7f\u7528\u8005\u5199\u7684<\/p>\n<li>\u5728applicationContext.xml\u914d\u7f6e\u6587\u4ef6\u4e2d\u5f15\u5165\u547d\u540d\u7a7a\u95f4&#xff1b;<\/li>\n<li>\u5728applicationContext.xml\u914d\u7f6e\u6587\u4ef6\u4e2d\u4f7f\u7528\u81ea\u5b9a\u4e49\u7684\u6807\u7b7e\u3002<\/li>\n<p>a.\u6b65\u9aa4\u4e00&#xff1a;<\/p>\n<p>\u547d\u540d\u7a7a\u95f4&#xff1a;<\/p>\n<p>xmlns<span class=\"token operator\">:<\/span>haohao<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.itheima.com\/haohao&#034;<\/span><\/p>\n<p>schema \u865a\u62df\u8def\u5f84&#xff1a;<\/p>\n<p>http<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>com<span class=\"token operator\">\/<\/span>haohao<br \/>\n       http<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>com<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">&#8211;<\/span>annotation<span class=\"token punctuation\">.<\/span>xsd<\/p>\n<p>\u81ea\u5b9a\u4e49\u6807\u7b7e&#xff1a;<\/p>\n<p><span class=\"token operator\">&lt;<\/span>haohao<span class=\"token operator\">:<\/span>annotation<span class=\"token operator\">&#8211;<\/span>driven<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">:<\/span>annotation<span class=\"token operator\">&#8211;<\/span>driven<span class=\"token operator\">&gt;<\/span><\/p>\n<p>b.\u6b65\u9aa4\u4e8c&#xff1a;<\/p>\n<p>schema\u7ea6\u675f\u6587\u4ef6haohao-annotation.xsd&#xff08;\u5b9e\u9645\u662f\u5c31\u662f\u5b9a\u4e49\u597d\u6807\u7b7e&#xff09;&#xff1a;<\/p>\n<p><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">?<\/span>xml version<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;1.0&#034;<\/span> encoding<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;UTF-8&#034;<\/span><span class=\"token operator\">?<\/span><span class=\"token operator\">&gt;<\/span><\/p>\n<p><span class=\"token operator\">&lt;<\/span>xsd<span class=\"token operator\">:<\/span>schema xmlns<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.itheima.com\/haohao&#034;<\/span><br \/>\n            xmlns<span class=\"token operator\">:<\/span>xsd<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.w3.org\/2001\/XMLSchema&#034;<\/span><br \/>\n            targetNamespace<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/www.itheima.com\/haohao&#034;<\/span><span class=\"token operator\">&gt;<\/span><\/p>\n<p>    <span class=\"token operator\">&lt;<\/span>xsd<span class=\"token operator\">:<\/span>element name<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;annotation-driven&#034;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>xsd<span class=\"token operator\">:<\/span>element<span class=\"token operator\">&gt;<\/span><\/p>\n<p><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>xsd<span class=\"token operator\">:<\/span>schema<span class=\"token operator\">&gt;<\/span><\/p>\n<p>c.\u6b65\u9aa4\u4e09&#xff1a;<\/p>\n<p>    <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/02\/20260212020636-698d35accb3a6.png\" \/><\/p>\n<p>spring.handlers&#xff08;\u5c31\u662f\u865a\u62df\u5730\u5740\u5bf9\u5e94\u5b9e\u9645\u7684\u5904\u7406\u5668\u4f4d\u7f6e&#xff09;&#xff1a;<\/p>\n<p>http\\\\<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>com<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">&#061;<\/span><span class=\"token class-name\"><span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>handlers<span class=\"token punctuation\">.<\/span><\/span>HaohaoNamespaceHandler<\/span><\/p>\n<p>spring.schemas&#xff08;\u5c31\u662f\u865a\u62df\u5730\u5740\u5bf9\u5e94schema\u7ea6\u675f\u6587\u4ef6\u7684\u5b9e\u9645\u8def\u5f84&#xff09;&#xff1a;<\/p>\n<p>http\\\\<span class=\"token operator\">:<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">\/<\/span>www<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>com<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">&#8211;<\/span>annotation<span class=\"token punctuation\">.<\/span>xsd<span class=\"token operator\">&#061;<\/span>com<span class=\"token operator\">\/<\/span>itheima<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">\/<\/span>config<span class=\"token operator\">\/<\/span>haohao<span class=\"token operator\">&#8211;<\/span>annotation<span class=\"token punctuation\">.<\/span>xsd<\/p>\n<p>d.\u6b65\u9aa4\u56db&#xff1a;<\/p>\n<p>HaohaoNamespaceHandler&#xff1a;<\/p>\n<p><span class=\"token keyword\">package<\/span> <span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>handlers<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>beans<span class=\"token punctuation\">.<\/span>factory<span class=\"token punctuation\">.<\/span>xml<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">NamespaceHandlerSupport<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">HaohaoNamespaceHandler<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">NamespaceHandlerSupport<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token annotation punctuation\">&#064;Override<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">init<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token comment\">\/\/\u8fd9\u91cc\u7684\u5728\u5728\u8fdb\u884c\u521d\u59cb\u5316&#xff0c;\u4e00\u822c\u4e00\u4e2a\u547d\u540d\u7a7a\u95f4\u5b58\u5728\u591a\u4e2a\u6807\u7b7e&#xff0c;\u90a3\u4e48\u5c31\u4f1a\u5728\u8fd9\u91cc\u4e3a\u6bcf\u4e00\u4e2a\u6807\u7b7e\u914d\u7f6e\u4e00\u4e2a\u6807\u7b7e\u89e3\u6790\u5668&#xff0c;\u5c31\u662f\u524d\u9762\u6240\u8bf4\u7684\u5206\u6d41<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">registerBeanDefinitionParser<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;annotation-driven&#034;<\/span><span class=\"token punctuation\">,<\/span><span class=\"token keyword\">new<\/span>  <span class=\"token class-name\">HaohaoBeanDefinitionParser<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>e.\u6b65\u9aa4\u4e94&#xff1a;<\/p>\n<p>HaohaoBeanDefinitionParser&#xff1a;<\/p>\n<p><span class=\"token keyword\">package<\/span> <span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>handlers<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>beans<span class=\"token punctuation\">.<\/span>factory<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">BeanDefinition<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>beans<span class=\"token punctuation\">.<\/span>factory<span class=\"token punctuation\">.<\/span>support<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RootBeanDefinition<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>beans<span class=\"token punctuation\">.<\/span>factory<span class=\"token punctuation\">.<\/span>xml<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">BeanDefinitionParser<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>beans<span class=\"token punctuation\">.<\/span>factory<span class=\"token punctuation\">.<\/span>xml<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">ParserContext<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>w3c<span class=\"token punctuation\">.<\/span>dom<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">Element<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">HaohaoBeanDefinitionParser<\/span> <span class=\"token keyword\">implements<\/span> <span class=\"token class-name\">BeanDefinitionParser<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token annotation punctuation\">&#064;Override<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">BeanDefinition<\/span> <span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Element<\/span> element<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">ParserContext<\/span> parserContext<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token comment\">\/\/        \u6ce8\u5165\u4e00\u4e2aBeanPostProcessor<\/span><br \/>\n<span class=\"token comment\">\/\/        \u5148\u662f\u6ce8\u518c\u4e3abeandifinition<\/span><br \/>\n        <span class=\"token class-name\">BeanDefinition<\/span> beanDefinition <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">RootBeanDefinition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        beanDefinition<span class=\"token punctuation\">.<\/span><span class=\"token function\">setBeanClassName<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;com.itheima.processor.HaohaoBeanPostProcessor&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/        \u7136\u540e\u5148\u83b7\u53d6\u4e00\u4e2a\u89e3\u6790\u5668<\/span><br \/>\n     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punctuation\">.<\/span>itheima<span class=\"token punctuation\">.<\/span>processor<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>beans<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">BeansException<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>beans<span class=\"token punctuation\">.<\/span>factory<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">BeanPostProcessor<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">HaohaoBeanPostProcessor<\/span> <span class=\"token keyword\">implements<\/span> <span class=\"token class-name\">BeanPostProcessor<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token annotation punctuation\">&#064;Override<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">Object<\/span> <span class=\"token function\">postProcessAfterInitialization<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Object<\/span> bean<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> beanName<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">throws<\/span> <span class=\"token class-name\">BeansException<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;HaohaoBeanPostProcessor\u6267\u884c&#8230;.&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> bean<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u6d4b\u8bd5&#xff1a;<\/p>\n<p>\u7531\u4e8e\u662f\u6ce8\u518c\u4e86BeanPostProcessor&#xff0c;\u7136\u540e\u91cd\u5199\u4e86postProcessAfterInitialization\u65b9\u6cd5&#xff0c;\u53c8\u56e0\u4e3aBeanPostProcessor\u662f\u8fdb\u5165\u5230\u4e86\u5176\u4ed6Bean\u7684\u751f\u547d\u5468\u671f&#xff0c;\u6240\u4ee5\u5728\u83b7\u53d6\u5176\u4ed6\u7684Bean\u65f6\u5c31\u4f1a\u6267\u884c\u91cd\u5199\u7684postProcessAfterInitialization\u65b9\u6cd5&#xff0c;\u5c31\u4f1a\u6253\u5370\u201cHaohaoBeanPostProcessor\u6267\u884c\u2026\u201d\u3002<\/p>\n<p>\u7ed3\u679c&#xff1a;<\/p>\n<p>    <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/02\/20260212020636-698d35acea73d.png\" \/><\/p>\n<p>\u4e0a\u8ff0\u6b65\u9aa4\u6bcf\u4e00\u6b65\u90fd\u662f\u7d27\u5bc6\u76f8\u8fde\u7684&#xff0c;\u903b\u8f91\u6e05\u6670&#xff0c;\u5b9e\u9645\u4e0a\u5e76\u4e0d\u96be&#xff0c;\u4e0d\u61c2\u7684\u4ee3\u7801\u662f\u53ef\u4ee5\u53c2\u8003\u522b\u7684\u5df2\u7528\u7684&#xff0c;\u6bd4\u5982\u8bf4\u662f\u4e0a\u4e00\u8282\u6211\u4eec\u8bb2\u7684Contex\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Spring xml \u65b9\u5f0f\u6574\u5408\u7b2c\u4e09\u65b9\u6846\u67b6\u603b\u7ed3\u52a0\u6848\u4f8b<br \/>\n\u4e00\u3001\u603b\u8ff0<br \/>\n\u5c06\u81ea\u5b9a\u4e49\u6807\u7b7e\u7684\u7ea6\u675f \u4e0e \u7269\u7406\u7ea6\u675f\u6587\u4ef6\u4e0e\u7f51\u7edc\u7ea6\u675f\u540d\u79f0\u7684\u7ea6\u675f \u4ee5\u952e\u503c\u5bf9\u5f62\u5f0f\u5b58\u50a8\u5230\u4e00\u4e2aspring.schemas\u6587\u4ef6\u91cc&#xff0c;\u8be5\u6587\u4ef6\u5b58\u50a8\u5728\u7c7b\u52a0\u8f7d\u8def\u5f84\u7684 META-INF \u91cc&#xff0c;Spring \u4f1a\u81ea\u52a8\u52a0\u8f7d\u5230&#xff1b;\u5c06\u81ea\u5b9a\u4e49\u547d\u540d\u7a7a\u95f4\u7684\u540d\u79f0 \u4e0e \u81ea\u5b9a\u4e49\u547d\u540d\u7a7a\u95f4\u7684\u5904\u7406\u5668\u6620\u5c04\u5173\u7cfb \u4ee5\u952e\u503c\u5bf9\u5f62\u5f0f\u5b58\u5728\u5230\u4e00\u4e2a\u53ebspring.handlers\u6587\u4ef6\u91cc&#xff0c;\u8be5\u6587\u4ef6\u5b58\u50a8\u5728\u7c7b\u52a0\u8f7d\u8def\u5f84\u7684 META-INF \u91cc&amp;<\/p>\n","protected":false},"author":2,"featured_media":75420,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[99,101,2545],"topic":[],"class_list":["post-75424","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-java","tag-spring","tag-xml"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Spring xml 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