{"id":1770,"date":"2021-02-18T17:15:39","date_gmt":"2021-02-18T09:15:39","guid":{"rendered":"https:\/\/www.specialwu.com\/?p=1770"},"modified":"2021-02-24T10:58:53","modified_gmt":"2021-02-24T02:58:53","slug":"springboot%e6%a1%86%e6%9e%b6%e8%af%a6%e8%b0%88","status":"publish","type":"post","link":"http:\/\/www.specialwu.com\/?p=1770","title":{"rendered":"springboot+theameleaf\u642d\u5efa\u7684web\u9879\u76ee"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_61 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span 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href=\"http:\/\/www.specialwu.com\/?p=1770\/#1%E3%80%81%E5%B8%B8%E7%94%A8%E8%AF%AD%E6%B3%95\" title=\"1\u3001\u5e38\u7528\u8bed\u6cd5\">1\u3001\u5e38\u7528\u8bed\u6cd5<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/www.specialwu.com\/?p=1770\/#%E6%A0%B8%E5%BF%83%E9%97%AE%E9%A2%98\" title=\"\u6838\u5fc3\u95ee\u9898\">\u6838\u5fc3\u95ee\u9898<\/a><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"%E4%B8%80%E3%80%81%E6%98%AF%E4%BB%80%E4%B9%88\"><\/span>\u4e00\u3001\u662f\u4ec0\u4e48<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>spring boot\u6765\u7b80\u5316spring\u5e94\u7528\u5f00\u53d1\uff0c\u7ea6\u5b9a\u5927\u4e8e\u914d\u7f6e\uff0c\u53bb\u7e41\u4ece\u7b80\uff0cjust run\u5c31\u80fd\u521b\u5efa\u4e00\u4e2a\u72ec\u7acb\u7684\uff0c\u4ea7\u54c1\u7ea7\u522b\u7684\u5e94\u7528\uff1bspring\u6709\u63a7\u5236\u53cd\u8f6c\u548c\u9762\u5411\u5207\u9762\u7f16\u7a0b\u4e24\u79cd\u601d\u60f3\uff1bAOP\u4e3b\u8981\u5b9e\u73b0\u7684\u76ee\u7684\u662f\u9488\u5bf9\u4e1a\u52a1\u5904\u7406\u8fc7\u7a0b\u4e2d\u7684\u5207\u9762\u8fdb\u884c\u63d0\u53d6\uff0c\u5b83\u6240\u9762\u5bf9\u7684\u662f\u5904\u7406\u8fc7\u7a0b\u4e2d\u7684\u67d0\u4e2a\u6b65\u9aa4\u6216\u9636\u6bb5\uff0c\u4ee5\u83b7\u5f97\u903b\u8f91\u8fc7\u7a0b\u4e2d\u5404\u90e8\u5206\u4e4b\u95f4\u4f4e\u8026\u5408\u6027\u7684\u9694\u79bb\u6548\u679c\uff1b\u3000IOC\u4e2d\u6700\u57fa\u672c\u7684\u6280\u672f\u5c31\u662f\u201c\u53cd\u5c04(Reflection)\u201d\u7f16\u7a0b\uff0c\u901a\u4fd7\u6765\u8bb2\u5c31\u662f\u6839\u636e\u7ed9\u51fa\u7684\u7c7b\u540d\uff08\u5b57\u7b26\u4e32\u65b9\u5f0f\uff09\u6765\u52a8\u6001\u5730\u751f\u6210\u5bf9\u8c61\u3002\u8fd9\u79cd\u7f16\u7a0b\u65b9\u5f0f\u53ef\u4ee5\u8ba9\u5bf9\u8c61\u5728\u751f\u6210\u65f6\u624d\u51b3\u5b9a\u5230\u5e95\u662f\u54ea\u4e00\u79cd\u5bf9\u8c61\u3002<br \/>\n&#8211; \u5b98\u65b9\u4ecb\u7ecd<\/p>\n<p>Spring Boot\u5e2e\u52a9\u60a8\u521b\u5efa\u53ef\u8fd0\u884c\u7684\u72ec\u7acb\u7684\uff0c\u57fa\u4e8e\u751f\u4ea7\u7ea7\u7684\u57fa\u4e8eSpring\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u6211\u4eec\u5bf9Spring\u5e73\u53f0\u548c\u7b2c\u4e09\u65b9\u5e93\u6301\u56fa\u6267\u5df1\u89c1\u7684\u89c2\u70b9\uff0c\u8fd9\u6837\u60a8\u5c31\u53ef\u4ee5\u4ee5\u6700\u5c0f\u7684\u9ebb\u70e6\u5f00\u59cb\u4f7f\u7528\u3002\u5927\u591a\u6570Spring Boot\u5e94\u7528\u7a0b\u5e8f\u53ea\u9700\u8981\u5f88\u5c11\u7684Spring\u914d\u7f6e\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528Spring Boot\u521b\u5efaJava\u5e94\u7528\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528java -jar\u6216\u66f4\u4f20\u7edf\u7684\u6218\u4e89\u90e8\u7f72\u6765\u542f\u52a8Java\u5e94\u7528\u7a0b\u5e8f\u3002\u6211\u4eec\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u8fd0\u884c\u201c spring\u811a\u672c\u201d\u7684\u547d\u4ee4\u884c\u5de5\u5177\u3002<\/p>\n<p>\u6211\u4eec\u7684\u4e3b\u8981\u76ee\u6807\u662f\uff1a<\/p>\n<ul>\n<li>\u4e3a\u6240\u6709Spring\u5f00\u53d1\u63d0\u4f9b\u6839\u672c\u4e0a\u66f4\u5feb\u4e14\u53ef\u5e7f\u6cdb\u8bbf\u95ee\u7684\u5165\u95e8\u4f53\u9a8c\u3002<\/p>\n<\/li>\n<li>\n<p>\u5f00\u7bb1\u5373\u7528\uff0c\u4f46\u7531\u4e8e\u9700\u6c42\u5f00\u59cb\u4e0e\u9ed8\u8ba4\u503c\u6709\u6240\u51fa\u5165\uff0c\u56e0\u6b64\u5f88\u5feb\u5c31\u4f1a\u6446\u8131\u56f0\u5883\u3002<\/p>\n<\/li>\n<li>\n<p>\u63d0\u4f9b\u4e00\u7cfb\u5217\u5927\u578b\u9879\u76ee\u901a\u7528\u7684\u975e\u529f\u80fd\u6027\u529f\u80fd\uff08\u4f8b\u5982\u5d4c\u5165\u5f0f\u670d\u52a1\u5668\uff0c\u5b89\u5168\u6027\uff0c\u6307\u6807\uff0c\u8fd0\u884c\u72b6\u51b5\u68c0\u67e5\u548c\u5916\u90e8\u5316\u914d\u7f6e\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u5b8c\u5168\u6ca1\u6709\u4ee3\u7801\u751f\u6210\uff0c\u4e5f\u4e0d\u9700\u8981XML\u914d\u7f6e\u3002\u8fd9\u4e00\u5207\u90fd\u662f\u501f\u52a9\u4e8e\u6761\u4ef6\u6ce8\u89e3\u5b8c\u6210\u7684<\/p>\n<\/li>\n<\/ul>\n<h1><span class=\"ez-toc-section\" id=\"%E4%BA%8C%E3%80%81%E6%80%8E%E4%B9%88%E7%94%A8\"><\/span>\u4e8c\u3001\u600e\u4e48\u7528<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%80%E4%B8%AA%E7%94%A8springboot%E5%86%99%E7%9A%84web%E9%A1%B9%E7%9B%AE%E6%98%AF%E6%80%8E%E4%B9%88%E9%85%8D%E7%BD%AE%E7%9A%84\"><\/span>\u4e00\u4e2a\u7528springboot\u5199\u7684web\u9879\u76ee\u662f\u600e\u4e48\u914d\u7f6e\u7684<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li>pom.xml(\u6b64\u5904\u7565\u53bb\u5934\u90e8\u4fe1\u606f\uff0c\u53c2\u8003\u4e0b\u9700\u8981\u5bfc\u5165\u7684\u4f9d\u8d56)<\/li>\n<\/ol>\n<pre data-language=XML><code class=\"language-markup line-numbers\">    &lt;dependencies&gt;\n        &lt;dependency&gt;\n            &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n            &lt;artifactId&gt;spring-boot-starter-data-jdbc&lt;\/artifactId&gt;\n        &lt;\/dependency&gt;\n        &lt;dependency&gt;\n            &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n            &lt;artifactId&gt;spring-boot-starter-data-jpa&lt;\/artifactId&gt;\n        &lt;\/dependency&gt;\n        &lt;dependency&gt;\n            &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n            &lt;artifactId&gt;spring-boot-starter-thymeleaf&lt;\/artifactId&gt;\n        &lt;\/dependency&gt;\n        &lt;dependency&gt;\n            &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n            &lt;artifactId&gt;spring-boot-starter-web&lt;\/artifactId&gt;\n        &lt;\/dependency&gt;\n        &lt;dependency&gt;\n            &lt;groupId&gt;org.mybatis.spring.boot&lt;\/groupId&gt;\n            &lt;artifactId&gt;mybatis-spring-boot-starter&lt;\/artifactId&gt;\n            &lt;version&gt;2.1.3&lt;\/version&gt;\n        &lt;\/dependency&gt;\n        &lt;dependency&gt;\n            &lt;groupId&gt;mysql&lt;\/groupId&gt;\n            &lt;artifactId&gt;mysql-connector-java&lt;\/artifactId&gt;\n            &lt;version&gt;5.1.35&lt;\/version&gt;\n            &lt;scope&gt;runtime&lt;\/scope&gt;\n        &lt;\/dependency&gt;\n        &lt;!--\u6dfb\u52a0fastjson\u4f9d\u8d56--&gt;\n        &lt;dependency&gt;\n            &lt;groupId&gt;com.alibaba&lt;\/groupId&gt;\n            &lt;artifactId&gt;fastjson&lt;\/artifactId&gt;\n            &lt;version&gt;1.2.41&lt;\/version&gt;\n        &lt;\/dependency&gt;\n        &lt;dependency&gt;\n            &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n            &lt;artifactId&gt;spring-boot-starter-test&lt;\/artifactId&gt;\n            &lt;scope&gt;test&lt;\/scope&gt;\n            &lt;exclusions&gt;\n                &lt;exclusion&gt;\n                    &lt;groupId&gt;org.junit.vintage&lt;\/groupId&gt;\n                    &lt;artifactId&gt;junit-vintage-engine&lt;\/artifactId&gt;\n                &lt;\/exclusion&gt;\n            &lt;\/exclusions&gt;\n        &lt;\/dependency&gt;\n    &lt;\/dependencies&gt;\n<\/code><\/pre>\n<ol start=\"2\">\n<li>application.properties<\/li>\n<\/ol>\n<pre><code class=\"language-java line-numbers\">server.servlet.context-path=\/shopping\nspring.datasource.url=jdbc:mysql:\/\/localhost:3306\/smbms\nspring.datasource.username=root\nspring.datasource.password=root\nspring.datasource.driver-class-name=com.mysql.jdbc.Driver\n#\u65e5\u5fd7\nlogging.level.com.wq.supermarket0817.dao=debug\n#thymelea\u6a21\u677f\u914d\u7f6e\n#\u58f0\u660ethymeleaf\u4f7f\u7528\u975e\u4e25\u683c\u7684html\u3002\n\nspring.thymeleaf.prefix=classpath:\/templates\/\n#\u662f\u5426\u5728\u5448\u73b0\u6a21\u677f\u4e4b\u524d\u68c0\u67e5\u6a21\u677f\u662f\u5426\u5b58\u5728\nspring.thymeleaf.check-template=true\n#\u68c0\u67e5\u6a21\u677f\u4f4d\u7f6e\u662f\u5426\u6b63\u786e(\u9ed8\u8ba4\u503c:true)\nspring.thymeleaf.check-template-location=true\nspring.thymeleaf.suffix=.html\nspring.thymeleaf.encoding=utf-8\n#\u70ed\u90e8\u7f72\u6587\u4ef6\uff0c\u9875\u9762\u4e0d\u4ea7\u751f\u7f13\u5b58\uff0c\u53ca\u65f6\u66f4\u65b0\nspring.thymeleaf.cache=false\n#5. \u542f\u7528\u4e0d\u4e25\u8c28 \u68c0\u67e5HTML  LEGACYHTML5\nspring.thymeleaf.mode=HTML5\n# \u5bfc\u5165jar\u5305\nspring.resources.chain.strategy.content.enabled=true\nspring.resources.chain.strategy.content.paths=\/**\n\nmybatis.mapper-locations=classpath:mapper\/*.xml\nmybatis.type-aliases-package=com.wq.supermarket0817.pojo\n<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E5%B8%B8%E7%94%A8%E6%B3%A8%E8%A7%A3\"><\/span>\u5e38\u7528\u6ce8\u89e3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li>@SpringBootApplication \u542f\u52a8\u6ce8\u89e3<\/li>\n<\/ol>\n<pre><code class=\"language-java line-numbers\">@Target(ElementType.TYPE)\n@Retention(RetentionPolicy.RUNTIME)\n@Documented\n@Inherited\n@SpringBootConfiguration\u4e3b\u8981\u7528\u4e8e\u52a0\u8f7d\u914d\u7f6e\u6587\u4ef6\n@EnableAutoConfiguration\u5f00\u542f\u81ea\u52a8\u914d\u7f6e\u529f\u80fd\n@ComponentScan(excludeFilters = { @Filter(type = FilterType.CUSTOM, classes = TypeExcludeFilter.class),\u4e3b\u8981\u7528\u4e8e\u7ec4\u4ef6\u626b\u63cf\u548c\u81ea\u52a8\u88c5\u914d\n        @Filter(type = FilterType.CUSTOM, classes = AutoConfigurationExcludeFilter.class) })\npublic @interface SpringBootApplication {}\n<\/code><\/pre>\n<ol start=\"2\">\n<li>@Controller<\/li>\n<\/ol>\n<p>\u63a7\u5236\u5668\uff0c\u5904\u7406http\u8bf7\u6c42\u3002<br \/>\n3. @RequestMapping<\/p>\n<p>\u8fd9\u4e2a\u6ce8\u89e3\u4f1a\u5c06 HTTP \u8bf7\u6c42\u6620\u5c04\u5230 MVC \u548c REST \u63a7\u5236\u5668\u7684\u5904\u7406\u65b9\u6cd5\u4e0a\uff0c\u914d\u7f6eurl\u6620\u5c04\uff0c\u7528\u4e8e\u65b9\u6cd5\u548ccontroller\u7c7b\u4e0a\u3002<br \/>\n4. @Autowired<\/p>\n<p>\u53ef\u4ee5\u7528\u6765\u88c5\u914dbean. \u90fd\u53ef\u4ee5\u5199\u5728\u5b57\u6bb5\u4e0a,\u6216\u5199\u5728setter\u65b9\u6cd5\u4e0a\u3002<br \/>\n5. @GetMapping<\/p>\n<p>\u7528\u4e8e\u5c06HTTP get\u8bf7\u6c42\u6620\u5c04\u5230\u7279\u5b9a\u5904\u7406\u7a0b\u5e8f\u7684\u65b9\u6cd5\u6ce8\u89e3<br \/>\n6. @PostMapping<\/p>\n<p>\u7528\u4e8e\u5c06HTTP post\u8bf7\u6c42\u6620\u5c04\u5230\u7279\u5b9a\u5904\u7406\u7a0b\u5e8f\u7684\u65b9\u6cd5\u6ce8\u89e3<br \/>\n7. @Repository<\/p>\n<p>DAO\u5c42\u6ce8\u89e3\uff0cDAO\u5c42\u4e2d\u63a5\u53e3\u7ee7\u627fJpaRepository&lt;T,ID extends Serializable>,\u9700\u8981\u5728build.gradle\u4e2d\u5f15\u5165\u76f8\u5173jpa\u7684\u4e00\u4e2ajar\u81ea\u52a8\u52a0\u8f7d\u3002<\/p>\n<ol start=\"8\">\n<li>@Mapper<\/li>\n<\/ol>\n<p>\u4f5c\u7528\uff1a\u5728\u63a5\u53e3\u7c7b\u4e0a\u6dfb\u52a0\u4e86@Mapper\uff0c\u5728\u7f16\u8bd1\u4e4b\u540e\u4f1a\u751f\u6210\u76f8\u5e94\u7684\u63a5\u53e3\u5b9e\u73b0\u7c7b<\/p>\n<ol start=\"9\">\n<li>@Service<\/li>\n<\/ol>\n<p>@Service\u662f@Component\u6ce8\u89e3\u7684\u4e00\u4e2a\u7279\u4f8b\uff0c\u4f5c\u7528\u5728\u7c7b\u4e0a<br \/>\n@Service\u6ce8\u89e3\u4f5c\u7528\u57df\u9ed8\u8ba4\u4e3a\u5355\u4f8b<br \/>\n\u4f7f\u7528\u6ce8\u89e3\u914d\u7f6e\u548c\u7c7b\u8def\u5f84\u626b\u63cf\u65f6\uff0c\u88ab@Service\u6ce8\u89e3\u6807\u6ce8\u7684\u7c7b\u4f1a\u88abSpring\u626b\u63cf\u5e76\u6ce8\u518c\u4e3aBean<br \/>\n@Service\u7528\u4e8e\u6807\u6ce8\u670d\u52a1\u5c42\u7ec4\u4ef6,\u8868\u793a\u5b9a\u4e49\u4e00\u4e2abean<br \/>\n@Service\u4f7f\u7528\u65f6\u6ca1\u6709\u4f20\u53c2\u6570\uff0cBean\u540d\u79f0\u9ed8\u8ba4\u4e3a\u5f53\u524d\u7c7b\u7684\u7c7b\u540d\uff0c\u9996\u5b57\u6bcd\u5c0f\u5199<br \/>\n@Service(\u201cserviceBeanId\u201d)\u6216@Service(value=\u201dserviceBeanId\u201d)\u4f7f\u7528\u65f6\u4f20\u53c2\u6570\uff0c\u4f7f\u7528value\u4f5c\u4e3aBean\u540d\u5b57<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BB%A3%E7%A0%81%E5%AE%9E%E4%BE%8B\"><\/span>\u4ee3\u7801\u5b9e\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>1.\u8fdb\u884c\u8fd9\u4e2aweb\u9879\u76ee\u524d\u9996\u5148\u660e\u786e\u4e0b\u90fd\u6709\u54ea\u4e9b\u6570\u636e\uff0c\u56e0\u4e3a\u8fd9\u5c31\u6d89\u53ca\u6570\u636e\u5e93\u4e2d\u8868\u7684\u7ed3\u6784\u548c\u5185\u5bb9\u3002<br \/>\n2.\u786e\u5b9a\u597d\u6570\u636e\u5185\u5bb9\u540e\u5f00\u59cb\u7f16\u5199\u5b9e\u4f53\u7c7b\uff0c\u52a1\u5fc5\u4fdd\u8bc1\u5b9e\u4f53\u7c7b\u7684\u5c5e\u6027\u4e0e\u6570\u636e\u5e93\u5b57\u6bb5\u5bf9\u5e94\u3002<br \/>\n3.\u7d27\u63a5\u7740\u5c31\u5f97\u786e\u5b9a\u4e1a\u52a1\u903b\u8f91\uff0c\u6bd4\u5982\u8fd9\u4e2a\u7f51\u7ad9\u540e\u53f0\u7ba1\u7406\u7cfb\u7edf\u5c31\u6d89\u53ca\u767b\u9646\u9a8c\u8bc1\u7684\u95ee\u9898\uff0c\u90a3\u5c31\u7275\u626f\u7528\u6237\u540d\u548c\u5bc6\u7801\u90fd\u8981\u5ae9\u5728\u6570\u636e\u5e93\u5339\u914d\u5230\uff0c\u90a3\u4e48\u5c31\u9700\u8981dao\u5c42\u53bb\u89e3\u51b3\u4e86\u3002<br \/>\n<code>UserMapper.xml<\/code><\/p>\n<pre data-language=XML><code class=\"language-markup line-numbers\">&lt;?xml version=\"1.0\" encoding=\"UTF-8\" ?&gt;\n&lt;!DOCTYPE mapper PUBLIC \"-\/\/mybatis.org\/\/DTD Mapper 3.0\/\/EN\" \"http:\/\/mybatis.org\/dtd\/mybatis-3-mapper.dtd\" &gt;\n&lt;mapper namespace=\"com.wq.supermarket0817.dao.UserMapper\" &gt;\n    &lt;resultMap id=\"BaseResultMap\" type=\"User\" &gt;\n        &lt;constructor &gt;\n            &lt;idArg column=\"id\" jdbcType=\"BIGINT\" javaType=\"java.lang.Integer\" \/&gt;\n            &lt;arg column=\"userCode\" jdbcType=\"VARCHAR\" javaType=\"java.lang.String\" \/&gt;\n            &lt;arg column=\"userName\" jdbcType=\"VARCHAR\" javaType=\"java.lang.String\" \/&gt;\n        &lt;\/constructor&gt;\n    &lt;\/resultMap&gt;\n    &lt;!--\u767b\u9646\u9a8c\u8bc1--&gt;\n    &lt;select id=\"loginCheck\" parameterType=\"User\" resultType=\"User\"&gt;\n        select * from smbms_user where userCode=#{userCode} and userPassword=${userPassword}\n    &lt;\/select&gt;\n&lt;\/mapper&gt;\n<\/code><\/pre>\n<p><code>dao\u5c42<\/code><\/p>\n<pre><code class=\"language-java line-numbers\">@Repository\n@Mapper\npublic interface UserMapper {\n    User loginCheck(User user);\n}\n<\/code><\/pre>\n<p>4.service\u5c42<\/p>\n<pre><code class=\"language-java line-numbers\">public interface UserService {\n    User loginCheck(User user);\n}\n<\/code><\/pre>\n<p>\u5b9e\u73b0\u7c7b<\/p>\n<pre><code class=\"language-java line-numbers\">@Service\npublic class UserServiceImpl implements UserService {\n    @Autowired\n    private UserMapper userMapper;\n    @Override\n    public User loginCheck(User user) {\n        return userMapper.loginCheck(user);\n    }\n}\n<\/code><\/pre>\n<p>5.controller\u5c42\u8d1f\u8d23\u4e0e\u9875\u9762\u8fdb\u884c\u4ea4\u4e92\uff0c\u62ff\u6570\u636e\u4f20\u6570\u636e\u3002<\/p>\n<pre><code class=\"language-java line-numbers\">@Controller\n@RequestMapping(\"\/login\")\npublic class LoginController {\n    @Autowired\n    private UserService userService;\n\n    @GetMapping(\"\/loginck\")\n    public String login(Model model) {\n        model.addAttribute(\"user\", new User());\n        return \"login\";\n    }\n    @PostMapping(\"\/loginck\")\n    public String logins(@ModelAttribute User user, HttpSession session, Model model) {\n        User userck = userService.loginCheck(user);\n        if (userck != null) {\n            System.out.println(userck);\n           session.setAttribute(\"userck\",userck);\n            model.addAttribute(\"user\", userck);\n            return \"main\";\n        } else {\n            return \"login\";\n        }\n    }\n}\n<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"thymeleaf\"><\/span>thymeleaf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u7b80\u5355\u8bf4\uff0cThymeleaf \u662f\u4e00\u4e2a\u8ddf Velocity\u3001FreeMarker \u7c7b\u4f3c\u7684\u6a21\u677f\u5f15\u64ce\uff0c\u5b83\u53ef\u4ee5\u5b8c\u5168\u66ff\u4ee3 JSP \u3002\u76f8\u8f83\u4e0e\u5176\u4ed6\u7684\u6a21\u677f\u5f15\u64ce\uff0c\u5b83\u6709\u5982\u4e0b\u4e09\u4e2a\u6781\u5438\u5f15\u4eba\u7684\u7279\u70b9\uff1a<\/p>\n<ul>\n<li>1.Thymeleaf \u5728\u6709\u7f51\u7edc\u548c\u65e0\u7f51\u7edc\u7684\u73af\u5883\u4e0b\u7686\u53ef\u8fd0\u884c\uff0c\u5373\u5b83\u53ef\u4ee5\u8ba9\u7f8e\u5de5\u5728\u6d4f\u89c8\u5668\u67e5\u770b\u9875\u9762\u7684\u9759\u6001\u6548\u679c\uff0c\u4e5f\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u5458\u5728\u670d\u52a1\u5668\u67e5\u770b\u5e26\u6570\u636e\u7684\u52a8\u6001\u9875\u9762\u6548\u679c\u3002\u8fd9\u662f\u7531\u4e8e\u5b83\u652f\u6301 html \u539f\u578b\uff0c\u7136\u540e\u5728 html \u6807\u7b7e\u91cc\u589e\u52a0\u989d\u5916\u7684\u5c5e\u6027\u6765\u8fbe\u5230\u6a21\u677f+\u6570\u636e\u7684\u5c55\u793a\u65b9\u5f0f\u3002\u6d4f\u89c8\u5668\u89e3\u91ca html \u65f6\u4f1a\u5ffd\u7565\u672a\u5b9a\u4e49\u7684\u6807\u7b7e\u5c5e\u6027\uff0c\u6240\u4ee5 Thymeleaf \u7684\u6a21\u677f\u53ef\u4ee5\u9759\u6001\u5730\u8fd0\u884c\uff1b\u5f53\u6709\u6570\u636e\u8fd4\u56de\u5230\u9875\u9762\u65f6\uff0cThymeleaf \u6807\u7b7e\u4f1a\u52a8\u6001\u5730\u66ff\u6362\u6389\u9759\u6001\u5185\u5bb9\uff0c\u4f7f\u9875\u9762\u52a8\u6001\u663e\u793a\u3002<\/p>\n<\/li>\n<li>\n<p>2.Thymeleaf \u5f00\u7bb1\u5373\u7528\u7684\u7279\u6027\u3002\u5b83\u63d0\u4f9b\u6807\u51c6\u548c Spring \u6807\u51c6\u4e24\u79cd\u65b9\u8a00\uff0c\u53ef\u4ee5\u76f4\u63a5\u5957\u7528\u6a21\u677f\u5b9e\u73b0 JSTL\u3001 OGNL\u8868\u8fbe\u5f0f\u6548\u679c\uff0c\u907f\u514d\u6bcf\u5929\u5957\u6a21\u677f\u3001\u6539 Jstl\u3001\u6539\u6807\u7b7e\u7684\u56f0\u6270\u3002\u540c\u65f6\u5f00\u53d1\u4eba\u5458\u4e5f\u53ef\u4ee5\u6269\u5c55\u548c\u521b\u5efa\u81ea\u5b9a\u4e49\u7684\u65b9\u8a00\u3002<\/p>\n<\/li>\n<li>\n<p>3.Thymeleaf \u63d0\u4f9b Spring \u6807\u51c6\u65b9\u8a00\u548c\u4e00\u4e2a\u4e0e SpringMVC \u5b8c\u7f8e\u96c6\u6210\u7684\u53ef\u9009\u6a21\u5757\uff0c\u53ef\u4ee5\u5feb\u901f\u7684\u5b9e\u73b0\u8868\u5355\u7ed1\u5b9a\u3001\u5c5e\u6027\u7f16\u8f91\u5668\u3001\u56fd\u9645\u5316\u7b49\u529f\u80fd\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%B8%B8%E7%94%A8%E6%A0%87%E7%AD%BE\"><\/span>\u5e38\u7528\u6807\u7b7e<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1%E3%80%81%E5%B8%B8%E7%94%A8%E8%AF%AD%E6%B3%95\"><\/span>1\u3001\u5e38\u7528\u8bed\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u2460\u3001\u8d4b\u503c\u3001\u5b57\u7b26\u4e32\u62fc\u63a5<\/p>\n<pre data-language=XML><code class=\"language-markup line-numbers\">&lt;p th:text=\"<span class=\"katex math inline\">{userName}\"&gt;neo&lt;\/p&gt;\n\n&lt;span th:text=\"'Welcome to our application, ' +<\/span>{userName} + '!'\"&gt;&lt;\/span&gt;\n\n&lt;span th:text=\"|Welcome to our application, ${userName}!|\"&gt;&lt;\/span&gt;\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<p>\u2461\u3001\u6761\u4ef6\u5224\u65ad If\/Unless<\/p>\n<p>Thymeleaf \u4e2d\u4f7f\u7528 th:if \u548c th:unless \u5c5e\u6027\u8fdb\u884c\u6761\u4ef6\u5224\u65ad\uff0c\u4e0b\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c<a>\u6807\u7b7e\u53ea\u6709\u5728 th:if \u4e2d\u6761\u4ef6\u6210\u7acb\u65f6\u624d\u663e\u793a<\/p>\n<pre data-language=HTML><code class=\"language-markup line-numbers\">&lt;a th:if=\"<span class=\"katex math inline\">{flag == 'yes'}\"  th:href=\"@{\/home}\"&gt; home &lt;\/a&gt;\n\n&lt;a th:unless=\"<\/span>{flag != 'no'}\" th:href=\"@{http:\/\/www.ityouknow.com\/}\" &gt;ityouknow&lt;\/a&gt;\n<\/code><\/pre>\n<p>th:unless \u4e0e th:if \u6070\u597d\u76f8\u53cd\uff0c\u53ea\u6709\u8868\u8fbe\u5f0f\u4e2d\u7684\u6761\u4ef6\u4e0d\u6210\u7acb\uff0c\u624d\u4f1a\u663e\u793a\u5176\u5185\u5bb9\u3002<\/p>\n<p>\u4e5f\u53ef\u4ee5\u4f7f\u7528 (if) ? (then) : (else) \u8fd9\u79cd\u8bed\u6cd5\u6765\u5224\u65ad\u663e\u793a\u7684\u5185\u5bb9<\/p>\n<p>\u2462\u3001for \u5faa\u73af<\/p>\n<pre data-language=HTML><code class=\"language-markup line-numbers\">&lt;table&gt;\n    &lt;tr  th:each=\"user,iterStat : <span class=\"katex math inline\">{users}\"&gt;\n        &lt;td th:text=\"<\/span>{user.name}\"&gt;neo&lt;\/td&gt;\n        &lt;td th:text=\"${user.pass}\"&gt;213&lt;\/td&gt;\n    &lt;\/tr&gt;\n&lt;\/table&gt;\n<\/code><\/pre>\n<p>iterStat \u79f0\u4f5c\u72b6\u6001\u53d8\u91cf\uff0c\u5c5e\u6027\u6709<\/p>\n<ul>\n<li>index\uff1a\u5f53\u524d\u8fed\u4ee3\u5bf9\u8c61\u7684 index\uff08\u4ece 0 \u5f00\u59cb\u8ba1\u7b97\uff09<\/p>\n<\/li>\n<li>\n<p>count\uff1a\u5f53\u524d\u8fed\u4ee3\u5bf9\u8c61\u7684 index\uff08\u4ece 1 \u5f00\u59cb\u8ba1\u7b97\uff09<\/p>\n<\/li>\n<li>\n<p>size\uff1a\u88ab\u8fed\u4ee3\u5bf9\u8c61\u7684\u5927\u5c0f<\/p>\n<\/li>\n<li>\n<p>current\uff1a\u5f53\u524d\u8fed\u4ee3\u53d8\u91cf<\/p>\n<\/li>\n<li>\n<p>even\/odd\uff1a\u5e03\u5c14\u503c\uff0c\u5f53\u524d\u5faa\u73af\u662f\u5426\u662f\u5076\u6570\/\u5947\u6570\uff08\u4ece 0 \u5f00\u59cb\u8ba1\u7b97\uff09<\/p>\n<\/li>\n<li>\n<p>first\uff1a\u5e03\u5c14\u503c\uff0c\u5f53\u524d\u5faa\u73af\u662f\u5426\u662f\u7b2c\u4e00\u4e2a<\/p>\n<\/li>\n<li>\n<p>last\uff1a\u5e03\u5c14\u503c\uff0c\u5f53\u524d\u5faa\u73af\u662f\u5426\u662f\u6700\u540e\u4e00\u4e2a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5173\u952e\u5b57<\/th>\n<th>\u529f\u80fd\u4ecb\u7ecd<\/th>\n<th>\u6848\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>th:id<\/td>\n<td>\u66ff\u6362id<\/td>\n<td>th:id=&#8221;&#8216;xxx&#8217; + ${collect.id}&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:text<\/td>\n<td>\u6587\u672c\u66ff\u6362<\/td>\n<td>th:text=&#8221;${collect.description}&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:utext<\/td>\n<td>\u652fhtml\u7684\u6587\u672c\u66ff\u6362<\/td>\n<td>th:utext=&#8221;${htmlcontent}&#8221;>conten<\/td>\n<\/tr>\n<tr>\n<td>th:object<\/td>\n<td>\u66ff\u6362\u5bf9\u8c61<\/td>\n<td>th:object=&#8221;${session.user}&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:value<\/td>\n<td>\u5c5e\u6027\u8d4b\u503c<\/td>\n<td>th:value=&#8221;${user.name}&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:with<\/td>\n<td>\u53d8\u91cf\u8d4b\u503c\u8fd0\u7b97<\/td>\n<td>th:with=&#8221;isEven=${prodStat.count}%2<span class=\"text-highlighted-inline\" style=\"background-color: #fffd38;\">0&#8243;><\/span><\/td>\n<\/tr>\n<tr>\n<td>th:style<\/td>\n<td>\u8bbe\u7f6e\u6837\u5f0f<\/td>\n<td>th:style=&#8221;&#8216;display:&#8217; + @{(${sitrue} ? &#8216;none&#8217; : &#8216;inline-block&#8217;)} + &#8221;&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:onclick<\/td>\n<td>\u70b9\u51fb\u4e8b\u4ef6<\/td>\n<td>th:\u03bfnclick=&#8221;&#8216;getCollect()'&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:each<\/td>\n<td>\u5c5e\u6027\u8d4b\u503c<\/td>\n<td>th:each=&#8221;media:${allmedia}&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:if<\/td>\n<td>\u5224\u65ad\u6761\u4ef6<\/td>\n<td>th:if=&#8221;${userId <span class=\"text-highlighted-inline\" style=\"background-color: #fffd38;\"> collect.userId}&#8221;<\/span><\/td>\n<\/tr>\n<tr>\n<td>th:unless<\/td>\n<td>\u548cth:if\u5224\u65ad\u76f8\u53cd<\/td>\n<td>th:href=&#8221;@{\/login}&#8221; th:unless=${session.user != null}<\/td>\n<\/tr>\n<tr>\n<td>th:href<\/td>\n<td>\u94fe\u63a5\u5730\u5740<\/td>\n<td>th:href=&#8221;@{\/login}&#8221;>Login \/><\/td>\n<\/tr>\n<tr>\n<td>th:switch<\/td>\n<td>\u591a\u8def\u9009\u62e9 \u914d\u5408th:case \u4f7f\u7528<\/td>\n<td>th:switch=&#8221;${user.role}&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:case<\/td>\n<td>th:switch\u7684\u4e00\u4e2a\u5206\u652f<\/td>\n<td>th:case=&#8221;1&#8243;<\/td>\n<\/tr>\n<tr>\n<td>th:fragment<\/td>\n<td>\u5e03\u5c40\u6807\u7b7e\uff0c\u5b9a\u4e49\u4e00\u4e2a\u4ee3\u7801\u7247\u6bb5\uff0c\u65b9\u4fbf\u5176\u5b83\u5730\u65b9\u5f15\u7528<\/td>\n<td>th:fragment=&#8221;alert&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:include<\/td>\n<td>\u5e03\u5c40\u6807\u7b7e\uff0c\u901a\u5e38\u7528\u6765\u5f15\u7528\u5916\u90e8\u9875\u9762\u516c\u5171\u7684\u90e8\u5206<\/td>\n<td>th:include=&#8221;left.html&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:replace<\/td>\n<td>\u5e03\u5c40\u6807\u7b7e\uff0c\u66ff\u6362\u6574\u4e2a\u6807\u7b7e\u5230\u5f15\u5165\u7684\u6587\u4ef6<\/td>\n<td>th:replace=&#8221;fragments\/header :: title&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:selected<\/td>\n<td>selected\u9009\u62e9\u6846 \u9009\u4e2d<\/td>\n<td>th:selected=&#8221;(${xxx.id} <span class=\"text-highlighted-inline\" style=\"background-color: #fffd38;\"> ${configObj.dd})&#8221;<\/span><\/td>\n<\/tr>\n<tr>\n<td>th:src<\/td>\n<td>\u56fe\u7247\u7c7b\u5730\u5740\u5f15\u5165<\/td>\n<td>th:src=&#8221;@{\/img\/logo.png}&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:inline<\/td>\n<td>\u5b9a\u4e49js\u811a\u672c\u53ef\u4ee5\u4f7f\u7528\u53d8\u91cf<\/td>\n<td>type=&#8221;text\/javascript&#8221; th:inline=&#8221;javascript&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:action<\/td>\n<td>\u8868\u5355\u63d0\u4ea4\u7684\u5730\u5740<\/td>\n<td>th:action=&#8221;@{\/subscribe}&#8221;<\/td>\n<\/tr>\n<tr>\n<td>th:remove<\/td>\n<td>\u5220\u9664\u67d0\u4e2a\u5c5e\u6027<\/td>\n<td>th:remove=&#8221;all&#8221;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/li>\n<\/ul>\n<hr \/>\n<h1><span class=\"ez-toc-section\" id=\"%E6%A0%B8%E5%BF%83%E9%97%AE%E9%A2%98\"><\/span>\u6838\u5fc3\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<blockquote><p>\n  get\u548cpost\u7684\u533a\u522b\n<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u662f\u4ec0\u4e48 spring boot\u6765\u7b80\u5316spring\u5e94\u7528\u5f00\u53d1\uff0c\u7ea6\u5b9a\u5927\u4e8e\u914d\u7f6e\uff0c\u53bb\u7e41\u4ece\u7b80\uff0cjust run\u5c31\u80fd\u521b\u5efa [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[],"_links":{"self":[{"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/posts\/1770"}],"collection":[{"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1770"}],"version-history":[{"count":11,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/posts\/1770\/revisions"}],"predecessor-version":[{"id":1783,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/posts\/1770\/revisions\/1783"}],"wp:attachment":[{"href":"http:\/\/www.specialwu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1770"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1770"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1770"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}