Jmeter怎么设置测试计划每隔5分钟左右轮询查询接口查到数据就用forEach Controller 进行更新示例脚本代码xml格式

以下是一个示例的JMeter测试计划，其中使用了定时器和ForEach控制器来实现每隔5分钟轮询查询接口并更新数据：

<?xml version="1.0" encoding="UTF-8"?>
<jmeterTestPlan version="1.2" properties="3.3" jmeter="5.3">
  <hashTree>
    <TestPlan guiclass="TestPlanGui" testclass="TestPlan" testname="Test Plan" enabled="true">
      <stringProp name="TestPlan.comments"></stringProp>
      <boolProp name="TestPlan.functional_mode">false</boolProp>
      <boolProp name="TestPlan.serialize_threadgroups">true</boolProp>
      <elementProp name="TestPlan.user_defined_variables" elementType="Arguments" guiclass="ArgumentsPanel" testclass="Arguments" testname="User Defined Variables" enabled="true">
        <collectionProp name="Arguments.arguments"/>
      </elementProp>
      <stringProp name="TestPlan.user_define_classpath"></stringProp>
    </TestPlan>
    <hashTree>
      <ThreadGroup guiclass="ThreadGroupGui" testclass="ThreadGroup" testname="Thread Group" enabled="true">
        <stringProp name="ThreadGroup.on_sample_error">continue</stringProp>
        <elementProp name="ThreadGroup.main_controller" elementType="LoopController" guiclass="LoopControlPanel" testclass="LoopController" enabled="true">
          <boolProp name="LoopController.continue_forever">false</boolProp>
          <stringProp name="LoopController.loops">-1</stringProp>
        </elementProp>
        <stringProp name="ThreadGroup.num_threads">1</stringProp>
        <stringProp name="ThreadGroup.ramp_time">1</stringProp>
        <boolProp name="ThreadGroup.scheduler">true</boolProp>
        <stringProp name="ThreadGroup.duration">300</stringProp>
        <stringProp name="ThreadGroup.delay">0</stringProp>
        <boolProp name="ThreadGroup.same_user_on_next_iteration">true</boolProp>
      </ThreadGroup>
      <hashTree>
        <Timer guiclass="TestBeanGUI" testclass="Timer" testname="Constant Timer" enabled="true">
          <stringProp name="ConstantTimer.delay">300000</stringProp>
        </Timer>
        <hashTree/>
        <WhileController guiclass="WhileControllerGui" testclass="WhileController" testname="While Controller" enabled="true">
          <stringProp name="WhileController.condition">true</stringProp>
        </WhileController>
        <hashTree>
          <HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="HTTP Request" enabled="true">
            <elementProp name="HTTPsampler.Arguments" elementType="Arguments" guiclass="HTTPArgumentsPanel" testclass="Arguments" enabled="true">
              <collectionProp name="Arguments.arguments"/>
            </elementProp>
            <stringProp name="HTTPSampler.domain">yourdomain.com</stringProp>
            <stringProp name="HTTPSampler.port"></stringProp>
            <stringProp name="HTTPSampler.protocol"></stringProp>
            <stringProp name="HTTPSampler.contentEncoding"></stringProp>
            <stringProp name="HTTPSampler.path">/your/api/endpoint</stringProp>
            <stringProp name="HTTPSampler.method">GET</stringProp>
            <boolProp name="HTTPSampler.follow_redirects">true</boolProp>
            <boolProp name="HTTPSampler.auto_redirects">false</boolProp>
            <boolProp name="HTTPSampler.use_keepalive">true</boolProp>
            <boolProp name="HTTPSampler.DO_MULTIPART_POST">false</boolProp>
            <boolProp name="HTTPSampler.monitor">false</boolProp>
            <stringProp name="HTTPSampler.embedded_url_re"></stringProp>
          </HTTPSamplerProxy>
          <hashTree>
            <ForEachController guiclass="ForEachControlPanel" testclass="ForEachController" testname="For Each Controller" enabled="true">
              <stringProp name="ForEachController.inputVal">responseVariable</stringProp>
              <stringProp name="ForEachController.returnVal">forEachVal</stringProp>
              <stringProp name="ForEachController.useSeparator">false</stringProp>
            </ForEachController>
            <hashTree>
              <DebugSampler guiclass="TestBeanGUI" testclass="DebugSampler" testname="Debug Sampler" enabled="true">
                <boolProp name="displayJMeterVariables">true</boolProp>
                <boolProp name="displayJMeterProperties">true</boolProp>
                <boolProp name="displaySystemProperties">false</boolProp>
              </DebugSampler>
              <hashTree/>
            </hashTree>
          </hashTree>
        </hashTree>
      </hashTree>
    </hashTree>
  </hashTree>
</jmeterTestPlan>

在这个示例中，测试计划包含一个线程组，一个定时器和一个ForEach控制器。定时器设置为每隔5分钟（300000毫秒）触发一次请求。ForEach控制器用于循环处理返回的数据。

请注意替换示例中的域名和API路径为您自己的实际值