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Java 驼峰死信信道_Java_Apache Camel_Dead Letter - Fatal编程技术网

Java 驼峰死信信道

Java 驼峰死信信道,java,apache-camel,dead-letter,Java,Apache Camel,Dead Letter,我有一条路线: from("restlet://RestletBean/{id}?restletMethod=GET") .setHeader(Exchange.HTTP_METHOD, constant("GET")) .setHeader(Exchange.HTTP_URI, simple("http://x.y.z.com?id={header.id}")) .to("http://dummyHost") 当我没有给出适当的输入时(id,在本例中,它被用作to路由中的U

我有一条路线:

from("restlet://RestletBean/{id}?restletMethod=GET")
   .setHeader(Exchange.HTTP_METHOD, constant("GET"))
   .setHeader(Exchange.HTTP_URI, simple("http://x.y.z.com?id={header.id}"))
   .to("http://dummyHost")
当我没有给出适当的输入时(
id
,在本例中,它被用作
to
路由中的URI参数)。
路线将以错误页面响应我。但事实并非如此。相反,即使在使用死信通道错误处理程序进行处理后,也会出现空白白页:

from("restlet://RestletBean/{id}?restletMethod=GET").
    .setHeader(Exchange.HTTP_METHOD, constant("GET"))
    .setHeader(Exchange.HTTP_URI, simple("http://x.y.z.com?id={header.id}"))
    .to("http://dummyHost")
    .errorHandler("http://x.y.z.com?id={header.id}");

死信通道不影响响应。从:

死信通道将使用1秒延迟重新传输最多6次,如果交换失败,将以错误级别记录

顺便说一下,您没有在错误处理程序中正确定义死信通道。应该是:

errorHandler(deadLetterChannel("..."))
您是否尝试将
ThroweExceptionOnFailure
参数设置为
true
?从:

用于在远程服务器响应失败时禁用引发HttpOperationFailedException的选项。这允许您获取所有响应,而不考虑HTTP状态代码