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<!DOCTYPE html>
<html lang="en-us">
<head>
<meta charset="UTF-8">
<title>Redkale(红菜苔)--基于Java 8全新的微服务开源框架 - Redkale官网</title>
<meta name="keywords" content="Redkale,redkale,java,微服务,架构"/>
<meta name="description" content="Redkale(红菜苔)是基于Java 8全新的微服务开源框架"/>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="stylesheets/stylesheet.css" media="screen">
</head>
<body>
<section class="page-header">
<a href="index.html" class="project-name">Redkale</a>
<h2 class="project-tagline"></h2>
<a href="redkale.html" class="btn">Redkale 入门</a>
<a href="convert.html" class="btn">Convert 组件</a>
<a href="service.html" class="btn">Service 组件</a>
<a href="source.html" class="btn">Source 组件</a>
<a href="net.html" class="btn">Net 组件</a>
<a href="watch.html" class="btn">Watch 组件</a>
<a href="plugins.html" class="btn">Redkale 插件</a>
<a href="articles.html" class="btn">技术文章</a>
</section>
<section class="main-content">
<h3><a class="anchor" aria-hidden="true"></a>REST插件介绍</h3>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="https://github.com/redkale/redkale-plugins/tree/master/src/org/redkalex/rest" target="_blank">org.redkalex.rest</a> 是基于HTTP服务的REST插件提供了很简单的REST服务接口方便开发。REST根据加载的Service组件自动生成对应的HttpServlet。其接口比Spring Boot之类的REST服务框架要简化得多不需要进行注解配置也可以按REST服务加载。
</p>
<h3><a class="anchor" aria-hidden="true"></a>快速上手</h3>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;为了让REST生效必须配置 <a href="redkale.html#redkale_confxml" target="_blank">application.xml</a> 中 HTTP 的 &lt;server&gt; 节点的interceptor属性值为 <b>org.redkalex.rest.RestNodeInterceptor</b><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;同时必须在&lt;server&gt; 节点 里增加 &lt;rest&gt; 子节点。配置介绍如下:<br>
</p>
<div class="highlight"><pre><span class="nt">&lt;application</span> <span class="na">port=</span><span class="s">&quot;5001&quot;</span><span class="nt">&gt;</span>
<span class="nt">&lt;resources&gt;</span>
<span class="c">&lt;!-- ... --&gt;</span>
<span class="nt">&lt;/resources&gt;</span>
<span class="c">&lt;!-- </span>
<span class="c"> interceptor: 值必须要是 <b>org.redkalex.rest.RestNodeInterceptor</b>且只能配置在protocol="HTTP"的server节点上REST服务才会生效。</span>
<span class="c"> --&gt;</span>
<span class="nt">&lt;server</span> <span class="na">protocol=</span><span class="s">&quot;HTTP&quot;</span> <span class="na">port=</span><span class="s">&quot;6060&quot;</span> <span class="na">interceptor=</span><span class="s">&quot;org.redkalex.rest.RestNodeInterceptor&quot;</span><span class="nt">&gt;</span>
<span class="c">&lt;!-- </span>
<span class="c"> REST的核心配置项</span>
<span class="c"> base: REST服务的BaseServlet必须是 <b>org.redkalex.rest.RestHttpServlet</b> 的子类,该属性值没有默认值,必须指定。</span>
<span class="c"> autoload默认值&quot;true&quot; 默认值. 加载当前server所能使用的Servce对象; </span>
<span class="c"> mustsign默认值&quot;true&quot; 是否只加载标记为RestController的Service类默认加载所有可用Service</span>
<span class="c"> includes当autoload=&quot;true&quot; 拉取类名与includes中的正则表达式匹配的类, 多个正则表达式用分号;隔开</span>
<span class="c"> excludes当autoload=&quot;true&quot; 排除类名与excludes中的正则表达式匹配的类, 多个正则表达式用分号;隔开</span>
<span class="c"> --&gt;</span>
<span class="nt">&lt;rest</span> <span class="na">base=</span><span class="s">&quot;org.redkalex.test.rest.SimpleRestServlet&quot;</span> <span class="na">mustsign=</span><span class="s">&quot;true&quot;</span> <span class="na">autoload=</span><span class="s">&quot;true&quot;</span> <span class="na">includes=</span><span class="s">&quot;&quot;</span> <span class="na">excludes=</span><span class="s">&quot;&quot;</span><span class="nt">&gt;</span>
<span class="c">&lt;!-- </span>
<span class="c"> value: Service类名列出的表示必须被加载的Service对象 且对象的Resource资源名称只能是&quot;&quot;</span>
<span class="c"> --&gt;</span>
<span class="nt">&lt;service</span> <span class="na">value=</span><span class="s">&quot;com.xxx.XXXXService&quot;</span><span class="nt">/&gt;</span>
<span class="nt">&lt;/rest&gt;</span>
<span class="c">&lt;!-- 其他配置... --&gt;</span>
<span class="nt">&lt;/server&gt;</span>
<span class="nt">&lt;/application&gt;</span>
</pre></div>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;通常配置都需要编写一个 <b>org.redkalex.rest.RestHttpServlet</b> 子类主要用于获取当前用户信息和鉴权且必须指定具体的User对象类。开发者的实现类可以参考 <a href="https://github.com/redkale/redkale-demo/tree/master/src/org/redkale/demo/base" target="_blank">redkale-demo</a> 中的BaseServlet类以下是一个简单的范例: <br>
</p>
<div class="highlight"><pre><span class="kd">public</span> <span class="kd">class</span> <span class="nc">SimpleRestServlet</span> <span class="kd">extends</span> <span class="n">RestHttpServlet</span><span class="o">&lt;</span><span class="n">UserInfo</span><span class="o">&gt;</span> <span class="o">{</span>
<span class="kd">protected</span> <span class="kd">static</span> <span class="kd">final</span> <span class="n">RetResult</span> <span class="n">RET_UNLOGIN</span> <span class="o">=</span> <span class="n">RetCodes</span><span class="o">.</span><span class="na">retResult</span><span class="o">(</span><span class="n">RetCodes</span><span class="o">.</span><span class="na">RET_USER_UNLOGIN</span><span class="o">);</span>
<span class="kd">protected</span> <span class="kd">static</span> <span class="kd">final</span> <span class="n">RetResult</span> <span class="n">RET_AUTHILLEGAL</span> <span class="o">=</span> <span class="n">RetCodes</span><span class="o">.</span><span class="na">retResult</span><span class="o">(</span><span class="n">RetCodes</span><span class="o">.</span><span class="na">RET_USER_AUTH_ILLEGAL</span><span class="o">);</span>
<span class="nd">@Resource</span>
<span class="kd">private</span> <span class="n">UserService</span> <span class="n">userService</span><span class="o">;</span>
<span class="c1">//获取当前用户信息</span>
<span class="nd">@Override</span>
<span class="kd">protected</span> <span class="n">UserInfo</span> <span class="nf">currentUser</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">String</span> <span class="n">sessionid</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getSessionid</span><span class="o">(</span><span class="kc">false</span><span class="o">);</span>
<span class="k">if</span> <span class="o">(</span><span class="n">sessionid</span> <span class="o">==</span> <span class="kc">null</span> <span class="o">||</span> <span class="n">sessionid</span><span class="o">.</span><span class="na">isEmpty</span><span class="o">())</span> <span class="k">return</span> <span class="kc">null</span><span class="o">;</span>
<span class="k">return</span> <span class="n">userService</span><span class="o">.</span><span class="na">current</span><span class="o">(</span><span class="n">sessionid</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//普通鉴权</span>
<span class="nd">@Override</span>
<span class="kd">public</span> <span class="kt">boolean</span> <span class="nf">authenticate</span><span class="o">(</span><span class="kt">int</span> <span class="n">module</span><span class="o">,</span> <span class="kt">int</span> <span class="n">actionid</span><span class="o">,</span> <span class="n">HttpRequest</span> <span class="n">request</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">response</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">UserInfo</span> <span class="n">info</span> <span class="o">=</span> <span class="n">currentUser</span><span class="o">(</span><span class="n">request</span><span class="o">);</span>
<span class="k">if</span> <span class="o">(</span><span class="n">info</span> <span class="o">==</span> <span class="kc">null</span><span class="o">)</span> <span class="o">{</span>
<span class="n">response</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">RET_UNLOGIN</span><span class="o">);</span>
<span class="k">return</span> <span class="kc">false</span><span class="o">;</span>
<span class="o">}</span> <span class="k">else</span> <span class="nf">if</span> <span class="o">(!</span><span class="n">info</span><span class="o">.</span><span class="na">checkAuth</span><span class="o">(</span><span class="n">module</span><span class="o">,</span> <span class="n">actionid</span><span class="o">))</span> <span class="o">{</span>
<span class="n">response</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">RET_AUTHILLEGAL</span><span class="o">);</span>
<span class="k">return</span> <span class="kc">false</span><span class="o">;</span>
<span class="o">}</span>
<span class="k">return</span> <span class="kc">true</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">}</span>
</pre></div>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;编写完 org.redkalex.rest.RestHttpServlet 子类后就需要对Service进行设置设置需要三大注解@RestController、@RestMapping、@RestParam。 <br>
<br>@RestController <br>
</p>
<div class="highlight"><pre><span class="cm">/**</span>
<span class="cm"> * 只能依附在Service类上value默认为Service的类名去掉Service字样的字符串 (如HelloService的默认路径为 hello)。</span>
<span class="cm"> */</span>
<span class="nd">@Target</span><span class="o">({</span><span class="n">TYPE</span><span class="o">})</span>
<span class="kd">public</span> <span class="nd">@interface</span> <span class="n">RestController</span> <span class="o">{</span>
<span class="kt">boolean</span> <span class="nf">ignore</span><span class="o">()</span> <span class="k">default</span> <span class="kc">false</span><span class="o">;</span> <span class="c1">//是否屏蔽该类的转换</span>
<span class="n">String</span> <span class="nf">value</span><span class="o">()</span> <span class="k">default</span> <span class="s">&quot;&quot;</span><span class="o">;</span> <span class="c1">//模块名, 只能是模板名,不能含特殊字符</span>
<span class="kt">boolean</span> <span class="nf">repair</span><span class="o">()</span> <span class="k">default</span> <span class="kc">true</span><span class="o">;</span> <span class="c1">//同@WebServlet的repair属性</span>
<span class="kt">int</span> <span class="nf">module</span><span class="o">()</span> <span class="k">default</span> <span class="mi">0</span><span class="o">;</span> <span class="c1">//模块ID值鉴权时用到</span>
<span class="o">}</span>
</pre></div>
<p>
<br>@RestMapping <br>
</p>
<div class="highlight"><pre><span class="cm">/**</span>
<span class="cm"> * 只能依附在Service实现类的public方法上</span>
<span class="cm"> * value默认为&quot;/&quot; + Service的类名去掉Service及后面字样的小写字符串 (如HelloService的默认路径为/hello)。</span>
<span class="cm"> */</span>
<span class="nd">@Target</span><span class="o">({</span><span class="n">METHOD</span><span class="o">})</span>
<span class="kd">public</span> <span class="nd">@interface</span> <span class="n">RestMapping</span> <span class="o">{</span>
<span class="kt">boolean</span> <span class="nf">ignore</span><span class="o">()</span> <span class="k">default</span> <span class="kc">false</span><span class="o">;</span> <span class="c1">//是否屏蔽该方法的转换</span>
<span class="c1">//请求的方法名, 不能含特殊字符</span>
<span class="c1">//默认为方法名的小写(若方法名以createXXX、updateXXX、deleteXXX、queryXXX、findXXX且XXXService为Service的类名将只截取XXX之前)</span>
<span class="n">String</span> <span class="nf">name</span><span class="o">()</span> <span class="k">default</span> <span class="s">&quot;&quot;</span><span class="o">;</span>
<span class="kt">boolean</span> <span class="nf">authignore</span><span class="o">()</span> <span class="k">default</span> <span class="kc">true</span><span class="o">;</span> <span class="c1">//是否跳过鉴权,默认跳过 </span>
<span class="kt">int</span> <span class="nf">actionid</span><span class="o">()</span> <span class="k">default</span> <span class="mi">0</span><span class="o">;</span> <span class="c1">//操作ID值鉴权时用到</span>
<span class="n">String</span> <span class="nf">contentType</span><span class="o">()</span> <span class="k">default</span> <span class="s">&quot;&quot;</span><span class="o">;</span> <span class="c1">//设置Response的ContentType 默认值为 text/plain; charset=utf-8</span>
<span class="n">String</span> <span class="nf">jsvar</span><span class="o">()</span> <span class="k">default</span> <span class="s">&quot;&quot;</span><span class="o">;</span> <span class="c1">//以application/javascript输出对象是指明js的对象名该值存在时则忽略contentType()的值</span>
<span class="o">}</span>
</pre></div>
<p>
<br>@RestParam <br>
</p>
<div class="highlight"><pre><span class="cm">/**</span>
<span class="cm"> * 只能依附在Service类的方法的参数上</span>
<span class="cm"> */</span>
<span class="nd">@Target</span><span class="o">({</span><span class="n">PARAMETER</span><span class="o">})</span>
<span class="kd">public</span> <span class="nd">@interface</span> <span class="n">RestParam</span> <span class="o">{</span>
<span class="n">String</span> <span class="nf">value</span><span class="o">();</span> <span class="c1">//参数名</span>
<span class="cm">/**</span>
<span class="cm"> * 参数是否从header取 默认使用 request.getJsonParameter 设置为true则使用 request.getJsonHeader 取值</span>
<span class="cm"> *</span>
<span class="cm"> * @return 是否从header取</span>
<span class="cm"> */</span>
<span class="kt">boolean</span> <span class="nf">header</span><span class="o">()</span> <span class="k">default</span> <span class="kc">false</span><span class="o">;</span>
<span class="o">}</span>
</pre></div>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;REST的设置方式有两大种: 一种是采用默认REST注解一种是显式的设置。 <br>
第一种方式需要开发者对Service中的方法命名需要遵循一定规则, 如下范例模块为HelloService类命名为HelloService增删改查的方法采用createHello、deleteHello、updateHello、queryHello或其他xxxHello命名。REST插件加载任何没有标记@RestController、@RestMapping、@RestParam 的Service将按照一定规则生成默认值<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1、@RestController.value() 默认值为Service类名的小写化并去掉service及后面字样, 视为模块名 <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2、@RestMapping.name() 默认值为Service的方法名小写化并去掉模块名字样 <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3、@RestParam.value() 如果方法名以find、delete开头且方法的参数只有一个且参数类型是基本数据类型或String则默认值为"#"若使用Java 8中带上 -parameters 编译项的新特性,默认值为参数名, 若没使用新特性则采用bean、bean2、bean3...的命名规则。<br>
</p>
<div class="highlight"><pre><span class="cm">/**</span>
<span class="cm"> * 类说明:</span>
<span class="cm"> * Flipper : Source组件中的翻页对象 只要Service方法中的参数类与该类相同则不需要设定 @RestParam</span>
<span class="cm"> * UserInfo :当前用户类, 只要Service方法中的参数类与该类相同则不需要设定 @RestParam</span>
<span class="cm"> * HelloEntity: Hello模块的实体类</span>
<span class="cm"> * HelloBean: Hellow模块实现FilterBean的过滤Bean类</span>
<span class="cm"> *</span>
<span class="cm"> */</span>
<span class="nd">@RestController</span><span class="o">(</span><span class="n">value</span> <span class="o">=</span> <span class="s">&quot;hello&quot;</span><span class="o">,</span> <span class="n">module</span> <span class="o">=</span> <span class="mi">0</span><span class="o">,</span> <span class="n">repair</span> <span class="o">=</span> <span class="kc">true</span><span class="o">,</span> <span class="n">ignore</span> <span class="o">=</span> <span class="kc">false</span><span class="o">)</span>
<span class="kd">public</span> <span class="kd">class</span> <span class="nc">HelloService</span> <span class="kd">implements</span> <span class="n">Service</span> <span class="o">{</span>
<span class="nd">@Resource</span>
<span class="kd">private</span> <span class="n">DataSource</span> <span class="n">source</span><span class="o">;</span>
<span class="c1">//增加记录</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;create&quot;</span><span class="o">,</span> <span class="n">authignore</span> <span class="o">=</span> <span class="kc">true</span><span class="o">)</span>
<span class="kd">public</span> <span class="n">RetResult</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="nf">createHello</span><span class="o">(</span><span class="n">UserInfo</span> <span class="n">info</span><span class="o">,</span> <span class="nd">@RestParam</span><span class="o">(</span><span class="s">&quot;bean&quot;</span><span class="o">)</span> <span class="n">HelloEntity</span> <span class="n">entity</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/create?bean={...} 增加对象</span>
<span class="n">entity</span><span class="o">.</span><span class="na">setCreator</span><span class="o">(</span><span class="n">info</span> <span class="o">==</span> <span class="kc">null</span> <span class="o">?</span> <span class="mi">0</span> <span class="o">:</span> <span class="n">info</span><span class="o">.</span><span class="na">getUserid</span><span class="o">());</span> <span class="c1">//设置当前用户ID</span>
<span class="n">entity</span><span class="o">.</span><span class="na">setCreatetime</span><span class="o">(</span><span class="n">System</span><span class="o">.</span><span class="na">currentTimeMillis</span><span class="o">());</span>
<span class="n">source</span><span class="o">.</span><span class="na">insert</span><span class="o">(</span><span class="n">entity</span><span class="o">);</span>
<span class="k">return</span> <span class="k">new</span> <span class="n">RetResult</span><span class="o">&lt;&gt;(</span><span class="n">entity</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//删除记录</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;delete&quot;</span><span class="o">,</span> <span class="n">authignore</span> <span class="o">=</span> <span class="kc">true</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">deleteHello</span><span class="o">(</span><span class="nd">@RestParam</span><span class="o">(</span><span class="s">&quot;#&quot;</span><span class="o">)</span> <span class="kt">int</span> <span class="n">id</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/delete/1234 删除对象</span>
<span class="n">source</span><span class="o">.</span><span class="na">delete</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="n">id</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//修改记录</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;update&quot;</span><span class="o">,</span> <span class="n">authignore</span> <span class="o">=</span> <span class="kc">true</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">updateHello</span><span class="o">(</span><span class="nd">@RestParam</span><span class="o">(</span><span class="s">&quot;bean&quot;</span><span class="o">)</span> <span class="n">HelloEntity</span> <span class="n">entity</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/update?bean={...} 修改对象</span>
<span class="n">entity</span><span class="o">.</span><span class="na">setUpdatetime</span><span class="o">(</span><span class="n">System</span><span class="o">.</span><span class="na">currentTimeMillis</span><span class="o">());</span>
<span class="n">source</span><span class="o">.</span><span class="na">update</span><span class="o">(</span><span class="n">entity</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//查询列表</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;query&quot;</span><span class="o">,</span> <span class="n">authignore</span> <span class="o">=</span> <span class="kc">true</span><span class="o">)</span>
<span class="kd">public</span> <span class="n">Sheet</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="nf">queryHello</span><span class="o">(</span><span class="nd">@RestParam</span><span class="o">(</span><span class="s">&quot;bean&quot;</span><span class="o">)</span> <span class="n">HelloBean</span> <span class="n">bean</span><span class="o">,</span> <span class="n">Flipper</span> <span class="n">flipper</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/query/offset:0/limit:20?bean={...} 查询列表</span>
<span class="k">return</span> <span class="n">source</span><span class="o">.</span><span class="na">querySheet</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="n">flipper</span><span class="o">,</span> <span class="n">bean</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//查询单个</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;find&quot;</span><span class="o">,</span> <span class="n">authignore</span> <span class="o">=</span> <span class="kc">true</span><span class="o">)</span>
<span class="kd">public</span> <span class="n">HelloEntity</span> <span class="nf">findHello</span><span class="o">(</span><span class="nd">@RestParam</span><span class="o">(</span><span class="s">&quot;#&quot;</span><span class="o">)</span> <span class="kt">int</span> <span class="n">id</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/find/1234 查询对象</span>
<span class="k">return</span> <span class="n">source</span><span class="o">.</span><span class="na">find</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="n">id</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
</pre></div>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;根据默认命名规则可以看出以上范例生成的RestServlet与去掉所有@RestController、@RestMapping、@RestParam后的Service生成的是完全相同的。 REST插件根据Service会动态生成HttpServlet以上范例生成的HttpServlet如下<br>
</p>
<div class="highlight"><pre><span class="nd">@WebServlet</span><span class="o">(</span><span class="n">value</span> <span class="o">=</span> <span class="o">{</span><span class="s">&quot;/hello/*&quot;</span><span class="o">},</span> <span class="n">repair</span> <span class="o">=</span> <span class="kc">true</span><span class="o">)</span>
<span class="kd">public</span> <span class="kd">class</span> <span class="nc">_DynHelloRestServlet</span> <span class="kd">extends</span> <span class="n">SimpleRestServlet</span> <span class="o">{</span>
<span class="nd">@Resource</span>
<span class="kd">private</span> <span class="n">HelloService</span> <span class="n">_service</span><span class="o">;</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/create&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">create</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">HelloEntity</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;bean&quot;</span><span class="o">);</span>
<span class="n">UserInfo</span> <span class="n">user</span> <span class="o">=</span> <span class="n">currentUser</span><span class="o">(</span><span class="n">req</span><span class="o">);</span>
<span class="n">RetResult</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="n">result</span> <span class="o">=</span> <span class="n">_service</span><span class="o">.</span><span class="na">createHello</span><span class="o">(</span><span class="n">user</span><span class="o">,</span> <span class="n">bean</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">result</span><span class="o">);</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/delete/&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">delete</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="kt">int</span> <span class="n">id</span> <span class="o">=</span> <span class="n">Integer</span><span class="o">.</span><span class="na">parseInt</span><span class="o">(</span><span class="n">req</span><span class="o">.</span><span class="na">getRequstURILastPath</span><span class="o">());</span>
<span class="n">_service</span><span class="o">.</span><span class="na">deleteHello</span><span class="o">(</span><span class="n">id</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">RetResult</span><span class="o">.</span><span class="na">success</span><span class="o">());</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/update&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">update</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">HelloEntity</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;bean&quot;</span><span class="o">);</span>
<span class="n">_service</span><span class="o">.</span><span class="na">updateHello</span><span class="o">(</span><span class="n">bean</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">RetResult</span><span class="o">.</span><span class="na">success</span><span class="o">());</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/query&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">query</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">HelloBean</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">HelloBean</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;bean&quot;</span><span class="o">);</span>
<span class="n">Flipper</span> <span class="n">flipper</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getFlipper</span><span class="o">();</span>
<span class="n">Sheet</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="n">result</span> <span class="o">=</span> <span class="n">_service</span><span class="o">.</span><span class="na">queryHello</span><span class="o">(</span><span class="n">bean</span><span class="o">,</span> <span class="n">flipper</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">result</span><span class="o">);</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/find/&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">find</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="kt">int</span> <span class="n">id</span> <span class="o">=</span> <span class="n">Integer</span><span class="o">.</span><span class="na">parseInt</span><span class="o">(</span><span class="n">req</span><span class="o">.</span><span class="na">getRequstURILastPath</span><span class="o">());</span>
<span class="n">HelloEntity</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">_service</span><span class="o">.</span><span class="na">findHello</span><span class="o">(</span><span class="n">id</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">bean</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
</pre></div>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;REST的第二种设置方式是显式的设置, 看如下范例:<br>
</p>
<div class="highlight"><pre><span class="cm">/**</span>
<span class="cm"> * 类说明:</span>
<span class="cm"> * Flipper : Source组件中的翻页对象</span>
<span class="cm"> * UserInfo :当前用户类</span>
<span class="cm"> * HelloEntity: Hello模块的实体类</span>
<span class="cm"> * HelloBean: Hellow模块实现FilterBean的过滤Bean类</span>
<span class="cm"> *</span>
<span class="cm"> */</span>
<span class="kd">public</span> <span class="kd">class</span> <span class="nc">HelloService</span> <span class="kd">implements</span> <span class="n">Service</span> <span class="o">{</span>
<span class="nd">@Resource</span>
<span class="kd">private</span> <span class="n">DataSource</span> <span class="n">source</span><span class="o">;</span>
<span class="c1">//增加记录</span>
<span class="kd">public</span> <span class="n">RetResult</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="nf">createHello</span><span class="o">(</span><span class="n">UserInfo</span> <span class="n">info</span><span class="o">,</span> <span class="n">HelloEntity</span> <span class="n">entity</span><span class="o">)</span> <span class="o">{</span>
<span class="n">entity</span><span class="o">.</span><span class="na">setCreator</span><span class="o">(</span><span class="n">info</span> <span class="o">==</span> <span class="kc">null</span> <span class="o">?</span> <span class="mi">0</span> <span class="o">:</span> <span class="n">info</span><span class="o">.</span><span class="na">getUserid</span><span class="o">());</span> <span class="c1">//设置当前用户ID</span>
<span class="n">entity</span><span class="o">.</span><span class="na">setCreatetime</span><span class="o">(</span><span class="n">System</span><span class="o">.</span><span class="na">currentTimeMillis</span><span class="o">());</span>
<span class="n">source</span><span class="o">.</span><span class="na">insert</span><span class="o">(</span><span class="n">entity</span><span class="o">);</span>
<span class="k">return</span> <span class="k">new</span> <span class="n">RetResult</span><span class="o">&lt;&gt;(</span><span class="n">entity</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//删除记录</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">deleteHello</span><span class="o">(</span><span class="kt">int</span> <span class="n">id</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/delete/1234 删除对象</span>
<span class="n">source</span><span class="o">.</span><span class="na">delete</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="n">id</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//修改记录</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">updateHello</span><span class="o">(</span><span class="n">HelloEntity</span> <span class="n">entity</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/update?bean={...} 修改对象</span>
<span class="n">entity</span><span class="o">.</span><span class="na">setUpdatetime</span><span class="o">(</span><span class="n">System</span><span class="o">.</span><span class="na">currentTimeMillis</span><span class="o">());</span>
<span class="n">source</span><span class="o">.</span><span class="na">update</span><span class="o">(</span><span class="n">entity</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//修改记录</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;partupdate&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">updateHello</span><span class="o">(</span><span class="n">HelloEntity</span> <span class="n">entity</span><span class="o">,</span> <span class="nd">@RestParam</span><span class="o">(</span><span class="s">&quot;cols&quot;</span><span class="o">)</span> <span class="n">String</span><span class="o">[]</span> <span class="n">columns</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/update?bean={...} 修改对象</span>
<span class="n">entity</span><span class="o">.</span><span class="na">setUpdatetime</span><span class="o">(</span><span class="n">System</span><span class="o">.</span><span class="na">currentTimeMillis</span><span class="o">());</span>
<span class="n">source</span><span class="o">.</span><span class="na">updateColumns</span><span class="o">(</span><span class="n">entity</span><span class="o">,</span> <span class="n">columns</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//查询Sheet列表</span>
<span class="kd">public</span> <span class="n">Sheet</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="nf">queryHello</span><span class="o">(</span><span class="n">HelloBean</span> <span class="n">bean</span><span class="o">,</span> <span class="n">Flipper</span> <span class="n">flipper</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/query/offset:0/limit:20?bean={...} 查询Sheet列表</span>
<span class="k">return</span> <span class="n">source</span><span class="o">.</span><span class="na">querySheet</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="n">flipper</span><span class="o">,</span> <span class="n">bean</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//查询List列表</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;list&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="n">List</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="nf">queryHello</span><span class="o">(</span><span class="n">HelloBean</span> <span class="n">bean</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/list?bean={...} 查询List列表</span>
<span class="k">return</span> <span class="n">source</span><span class="o">.</span><span class="na">queryList</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="n">bean</span><span class="o">);</span>
<span class="o">}</span>
<span class="c1">//查询单个</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;find&quot;</span><span class="o">)</span>
<span class="nd">@RestMapping</span><span class="o">(</span><span class="n">name</span> <span class="o">=</span> <span class="s">&quot;jsfind&quot;</span><span class="o">,</span> <span class="n">jsvar</span> <span class="o">=</span> <span class="s">&quot;varhello&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="n">HelloEntity</span> <span class="nf">findHello</span><span class="o">(</span><span class="nd">@RestParam</span><span class="o">(</span><span class="s">&quot;#&quot;</span><span class="o">)</span> <span class="kt">int</span> <span class="n">id</span><span class="o">)</span> <span class="o">{</span> <span class="c1">//通过 /hello/find/1234 查询对象</span>
<span class="k">return</span> <span class="n">source</span><span class="o">.</span><span class="na">find</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="n">id</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
</pre></div>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;转换为RestHttpServlet如下<br>
</p>
<div class="highlight"><pre><span class="nd">@WebServlet</span><span class="o">(</span><span class="n">value</span> <span class="o">=</span> <span class="o">{</span><span class="s">&quot;/hello/*&quot;</span><span class="o">},</span> <span class="n">repair</span> <span class="o">=</span> <span class="kc">true</span><span class="o">)</span>
<span class="kd">public</span> <span class="kd">class</span> <span class="nc">_DynHelloRestServlet</span> <span class="kd">extends</span> <span class="n">SimpleRestServlet</span> <span class="o">{</span>
<span class="nd">@Resource</span>
<span class="kd">private</span> <span class="n">HelloService</span> <span class="n">_service</span><span class="o">;</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/create&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">create</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">HelloEntity</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;bean&quot;</span><span class="o">);</span>
<span class="n">UserInfo</span> <span class="n">user</span> <span class="o">=</span> <span class="n">currentUser</span><span class="o">(</span><span class="n">req</span><span class="o">);</span>
<span class="n">RetResult</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="n">result</span> <span class="o">=</span> <span class="n">_service</span><span class="o">.</span><span class="na">createHello</span><span class="o">(</span><span class="n">user</span><span class="o">,</span> <span class="n">bean</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">result</span><span class="o">);</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/delete/&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">delete</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="kt">int</span> <span class="n">id</span> <span class="o">=</span> <span class="n">Integer</span><span class="o">.</span><span class="na">parseInt</span><span class="o">(</span><span class="n">req</span><span class="o">.</span><span class="na">getRequstURILastPath</span><span class="o">());</span>
<span class="n">_service</span><span class="o">.</span><span class="na">deleteHello</span><span class="o">(</span><span class="n">id</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">RetResult</span><span class="o">.</span><span class="na">success</span><span class="o">());</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/update&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">update</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">HelloEntity</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;bean&quot;</span><span class="o">);</span>
<span class="n">_service</span><span class="o">.</span><span class="na">updateHello</span><span class="o">(</span><span class="n">bean</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">RetResult</span><span class="o">.</span><span class="na">success</span><span class="o">());</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/partupdate&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">partupdate</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">HelloEntity</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">HelloEntity</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;bean&quot;</span><span class="o">);</span>
<span class="n">String</span><span class="o">[]</span> <span class="n">cols</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">String</span><span class="o">[].</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;cols&quot;</span><span class="o">);</span>
<span class="n">_service</span><span class="o">.</span><span class="na">updateHello</span><span class="o">(</span><span class="n">bean</span><span class="o">,</span> <span class="n">cols</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">RetResult</span><span class="o">.</span><span class="na">success</span><span class="o">());</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/query&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">query</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">HelloBean</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">HelloBean</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;bean&quot;</span><span class="o">);</span>
<span class="n">Flipper</span> <span class="n">flipper</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getFlipper</span><span class="o">();</span>
<span class="n">Sheet</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="n">result</span> <span class="o">=</span> <span class="n">_service</span><span class="o">.</span><span class="na">queryHello</span><span class="o">(</span><span class="n">bean</span><span class="o">,</span> <span class="n">flipper</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">result</span><span class="o">);</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/list&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">list</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="n">HelloBean</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">req</span><span class="o">.</span><span class="na">getJsonParameter</span><span class="o">(</span><span class="n">HelloBean</span><span class="o">.</span><span class="na">class</span><span class="o">,</span> <span class="s">&quot;bean&quot;</span><span class="o">);</span>
<span class="n">List</span><span class="o">&lt;</span><span class="n">HelloEntity</span><span class="o">&gt;</span> <span class="n">result</span> <span class="o">=</span> <span class="n">_service</span><span class="o">.</span><span class="na">queryHello</span><span class="o">(</span><span class="n">bean</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">result</span><span class="o">);</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/find/&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">find</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="kt">int</span> <span class="n">id</span> <span class="o">=</span> <span class="n">Integer</span><span class="o">.</span><span class="na">parseInt</span><span class="o">(</span><span class="n">req</span><span class="o">.</span><span class="na">getRequstURILastPath</span><span class="o">());</span>
<span class="n">HelloEntity</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">_service</span><span class="o">.</span><span class="na">findHello</span><span class="o">(</span><span class="n">id</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJson</span><span class="o">(</span><span class="n">bean</span><span class="o">);</span>
<span class="o">}</span>
<span class="nd">@AuthIgnore</span>
<span class="nd">@WebAction</span><span class="o">(</span><span class="n">url</span> <span class="o">=</span> <span class="s">&quot;/hello/jsfind/&quot;</span><span class="o">)</span>
<span class="kd">public</span> <span class="kt">void</span> <span class="nf">jsfind</span><span class="o">(</span><span class="n">HttpRequest</span> <span class="n">req</span><span class="o">,</span> <span class="n">HttpResponse</span> <span class="n">resp</span><span class="o">)</span> <span class="kd">throws</span> <span class="n">IOException</span> <span class="o">{</span>
<span class="kt">int</span> <span class="n">id</span> <span class="o">=</span> <span class="n">Integer</span><span class="o">.</span><span class="na">parseInt</span><span class="o">(</span><span class="n">req</span><span class="o">.</span><span class="na">getRequstURILastPath</span><span class="o">());</span>
<span class="n">HelloEntity</span> <span class="n">bean</span> <span class="o">=</span> <span class="n">_service</span><span class="o">.</span><span class="na">findHello</span><span class="o">(</span><span class="n">id</span><span class="o">);</span>
<span class="n">resp</span><span class="o">.</span><span class="na">finishJsResult</span><span class="o">(</span><span class="s">&quot;varhello&quot;</span><span class="o">,</span> <span class="n">bean</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
</pre></div>
<p>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;REST插件让开发者省去了编写HttpServlet过程让开发更加敏捷。<br>
</p>
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