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https://issues.apache.org/jira/browse/CAMEL-5612?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13455685#comment-13455685
 ] 

Xiaoli Ding edited comment on CAMEL-5612 at 9/14/12 8:33 PM:
-------------------------------------------------------------

thanks for your fast reply.
yes,i know for this code,it is worked:
--------
                from("timer:myTimer1?repeatCount=1").routeId("route1")
                                .errorHandler(deadLetterChannel("direct:a"))
                                .process(new org.apache.camel.Processor() {
                                        public void 
process(org.apache.camel.Exchange exchange)
                                                        throws Exception {
                                                throw new Exception("errorA");
                                        }

                                }).id("cProcessor_1");
-------
you mean when i want to let one error handler to controle one route,should code 
like this?
but i want to know if errorhandler can put before the route when i want it to 
controle one route?like the code as in bug description.
i can not let one error handler to controle one route by code 
"errorHandler.from"?
                
      was (Author: xlding):
    thanks for your fast reply.
yes,i know for this code,it is worked:
--------
                from("timer:myTimer1?repeatCount=1").routeId("route1")
                                .errorHandler(deadLetterChannel("direct:a"))
                                .process(new org.apache.camel.Processor() {
                                        public void 
process(org.apache.camel.Exchange exchange)
                                                        throws Exception {
                                                throw new Exception("errorA");
                                        }

                                }).id("cProcessor_1");
-------
you mean when i want to let one error handler to controle one route,should code 
like this?
but i want to know if errorhandler can put before the route when i want it to 
controle one route?
                  
> Can not define error handler at begin of two route simultaneously
> -----------------------------------------------------------------
>
>                 Key: CAMEL-5612
>                 URL: https://issues.apache.org/jira/browse/CAMEL-5612
>             Project: Camel
>          Issue Type: Bug
>          Components: camel-core
>    Affects Versions: 2.9.3
>            Reporter: Xiaoli Ding
>            Assignee: Claus Ibsen
>            Priority: Minor
>             Fix For: 2.11.0
>
>
> i created two route,and i add  error handler at begin of two route,the 
> generated code are:
> {noformat}
>       public void configure() throws Exception {
>               errorHandler(deadLetterChannel("direct:a"))
>                               
> .from("timer:myTimer1?repeatCount=1").routeId("route1")
>                               .process(new org.apache.camel.Processor() {
>                                       public void 
> process(org.apache.camel.Exchange exchange)
>                                                       throws Exception {
>                                               throw new Exception("errorA");
>                                       }
>                               }).id("cProcessor_1");
>               errorHandler(deadLetterChannel("direct:b"))
>                               
> .from("timer:myTimer2?repeatCount=1").routeId("route2")
>                               .process(new org.apache.camel.Processor() {
>                                       public void 
> process(org.apache.camel.Exchange exchange)
>                                                       throws Exception {
>                                               throw new Exception("errorB");
>                                       }
>                               }).id("cProcessor_2");
>               from("direct:a").routeId("route3")
>                               .process(new org.apache.camel.Processor() {
>                                       public void 
> process(org.apache.camel.Exchange exchange)
>                                                       throws Exception {
>                                               Throwable exception = 
> (Throwable) exchange
>                                                               
> .getProperty(org.apache.camel.Exchange.EXCEPTION_CAUGHT);
>                                               System.out.println("first 
> error:"
>                                                               + 
> exception.getMessage());
>                                       }
>                               }).id("cProcessor_3");
>               from("direct:b").routeId("route4")
>                               .process(new org.apache.camel.Processor() {
>                                       public void 
> process(org.apache.camel.Exchange exchange)
>                                                       throws Exception {
>                                               Throwable exception = 
> (Throwable) exchange
>                                                               
> .getProperty(org.apache.camel.Exchange.EXCEPTION_CAUGHT);
>                                               System.out.println("second 
> error:"
>                                                               + 
> exception.getMessage());
>                                       }
>                               }).id("cProcessor_4");
>       }
> {noformat}
> when run it,the result is:
> {noformat}
> Exception in thread "main" java.lang.IllegalArgumentException: errorHandler 
> must be defined before any routes in the RouteBuilder
>       at 
> org.apache.camel.builder.RouteBuilder.errorHandler(RouteBuilder.java:145)
>       at org.talend.esb.camel.CamelTester.configure(CamelTester.java:53)
>       at 
> org.apache.camel.builder.RouteBuilder.checkInitialized(RouteBuilder.java:324)
>       at 
> org.apache.camel.builder.RouteBuilder.configureRoutes(RouteBuilder.java:278)
>       at 
> org.apache.camel.builder.RouteBuilder.addRoutesToCamelContext(RouteBuilder.java:264)
>       at 
> org.apache.camel.impl.DefaultCamelContext.addRoutes(DefaultCamelContext.java:605)
>       at org.talend.esb.camel.CamelTester.initialize(CamelTester.java:16)
>       at org.talend.esb.camel.CamelTester.<init>(CamelTester.java:11)
>       at org.talend.esb.camel.CamelTester.main(CamelTester.java:35)
> {noformat}

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