Apache Camel OnExceptionAcception组件没有按照重新交付延迟重新交付

Question

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:cxf="http://camel.apache.org/schema/cxf"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="  http://www.springframework.org/schema/beans   http://www.springframework.org/schema/beans/spring-beans.xsd   http://camel.apache.org/schema/spring       http://camel.apache.org/schema/spring/camel-spring.xsd  http://camel.apache.org/schema/cxf    http://camel.apache.org/schema/cxf/camel-cxf.xsd">
    <!-- CXF Rest Endpoint Declaration -->
    <cxf:rsServer address="http://localhost:9092/rest/corp"
        id="FetchCDFRestRequest" serviceClass="com.tcl.Service.Service" />

    <bean class="com.tcl.ExceptionOccurredRefProcessor" id="exProc" />

    <bean class="org.apache.camel.builder.DeadLetterChannelBuilder"
        id="DLCErrorHandler">
        <property name="deadLetterUri"
            value="activemq:queue:DMS.FAILURES.DLQ" />
        <property name="redeliveryPolicy" ref="redeliveryPolicy" />
    </bean>
    <bean class="org.apache.camel.processor.RedeliveryPolicy"
        id="redeliveryPolicy">
        <property name="maximumRedeliveries"
            value="3" />
        <property name="maximumRedeliveryDelay" value="2000" />
        <property name="retryAttemptedLogLevel" value="WARN" />
    </bean>
    <camelContext id="Corp"
        xmlns="http://camel.apache.org/schema/spring">

        <errorHandler id="eh" onExceptionOccurredRef="exProc">
            <redeliveryPolicy id="redeliveryPolicy" />
        </errorHandler>

        <route errorHandlerRef="DLCErrorHandler"
            id="MainRouteOppIDFolder" streamCache="true">
            <from id="_CreateOppIDFolder"
                uri="restlet:http://localhost:9092/rest/corp/createOppIDFolder?restletMethod=POST" />
            ----------
            <to uri="restlet:http://localhost:9902/CreateOppIDFolder?restletMethod=POST" />
            ------------    
            <onException id="_onException1"
                onExceptionOccurredRef="exProc"
                redeliveryPolicyRef="redeliveryPolicy" useOriginalMessage="true">
                <exception>java.lang.Exception</exception>
                <handled>
                    <simple>true</simple>
                </handled>
                <log id="_log3" loggingLevel="INFO"
                    message="Handled ex >>>>> ${exception.message} " />
            </onException>
        </route>
    </camelContext>
</beans>

有什么建议吗？

Answer 1

您确定重试需要24秒吗？

难道重试失败（重试结束）不需要大约24秒吗？

所有三条日志语句都报告来自目标endpoint的错误500。是否可能重试在2秒后开始，进行HTTP调用，但又需要20秒，直到endpoint回答错误500？

00:00 error occurs
00:02 Camel triggers retry after 2 seconds
00:02 HTTP call to http://localhost:9902...
00:xx Waiting for reponse from http://localhost:9902
00:2x Log output after 20-something seconds that retry is failed