Hi There is a couple of tickets in JIRA about fixing/improving tracer. Especially with those onXXX and interceptor which makes it more complex to trace the exchange at runtime.
On Mon, Mar 29, 2010 at 4:10 AM, greenstar <[email protected]> wrote: > > Consider the following "simple" route: > > from("jetty:http://0.0.0.0:8089/test/rest?matchOnUriPrefix=true";) > .onCompletion() > .to("log:sync") > .end() > > .to("http://localhost:8099?throwExceptionOnFailure=false&bridgeEndpoint=true";); > > With tracing enabled, the following log occurs when the http endpoint is hit > with curl. (I've numbered the entries so I can refer to them in my comments > below). > > 1) > Mar 28, 2010 6:28:44 PM org.apache.camel.processor.Logger process > INFO: 50ec6397-c4b5-4837-b642-86ae563a6b6c >>> () > from(http://0.0.0.0:8089/test/rest) --> <<< Pattern:InOut, > Headers:{Host=localhost:8089, > CamelHttpUrl=http://localhost:8089/test/rest/v1/ping, > CamelHttpUri=/test/rest/v1/ping, CamelHttpPath=/test/rest/v1/ping, > CamelHttpCharacterEncoding=null, CamelHttpQuery=null, Content-Type=null, > CamelHttpMethod=GET, User-Agent=curl/7.19.7 (i386-apple-darwin10.2.0) > libcurl/7.19.7 OpenSSL/0.9.8l zlib/1.2.3, Accept=*/*}, BodyType:null, > Body:null > > 2) > Mar 28, 2010 6:28:44 PM org.apache.camel.processor.Logger process > INFO: 50ec6397-c4b5-4837-b642-86ae563a6b6c >>> (route1) > from(http://0.0.0.0:8089/test/rest) --> http://localhost:8099 <<< > Pattern:InOut, > Headers:{CamelHttpUrl=http://localhost:8089/test/rest/v1/ping, > CamelHttpCharacterEncoding=null, CamelHttpQuery=null, Host=localhost:8089, > User-Agent=curl/7.19.7 (i386-apple-darwin10.2.0) libcurl/7.19.7 > OpenSSL/0.9.8l zlib/1.2.3, CamelHttpMethod=GET, > CamelHttpPath=/test/rest/v1/ping, CamelHttpUri=/test/rest/v1/ping, > Accept=*/*, Content-Type=null}, BodyType:null, Body:null > Mar 28, 2010 6:28:57 PM org.apache.camel.processor.Logger process > > 3) > INFO: 50ec6397-c4b5-4837-b642-86ae563a6b6c >>> (route1) > from(http://0.0.0.0:8089/test/rest) --> http://localhost:8099 <<< (OUT), > Pattern:InOut, Headers:{Content-Type=text/plain, > CamelHttpPath=/test/rest/v1/ping, > CamelHttpUrl=http://localhost:8089/test/rest/v1/ping, > Transfer-Encoding=chunked, CamelHttpUri=/test/rest/v1/ping, > CamelHttpMethod=GET, CamelHttpResponseCode=200, Cache-Control=private, > x-gzip-ok="", Host=localhost:8089, CamelHttpQuery=null, X-XSS-Protection=0, > CamelHttpCharacterEncoding=null, Accept=*/*, Date=Mon, 29 Mar 2010 01:28:58 > GMT, Server=Google Frontend, User-Agent=curl/7.19.7 > (i386-apple-darwin10.2.0) libcurl/7.19.7 OpenSSL/0.9.8l zlib/1.2.3}, > BodyType:null, Body:null, OutBodyType:java.io.ByteArrayInputStream, > OutBody:PONG > Mar 28, 2010 6:28:57 PM org.apache.camel.processor.Logger process > > 4) > INFO: 1b363ae4-1e94-409f-bef4-5ba76b163f3e >>> (route1) > OnCompletion[50ec6397-c4b5-4837-b642-86ae563a6b6c] --> log://sync <<< > (OUT), Pattern:InOnly, Headers:{User-Agent=curl/7.19.7 > (i386-apple-darwin10.2.0) libcurl/7.19.7 OpenSSL/0.9.8l zlib/1.2.3, > Content-Type=null, CamelHttpUrl=http://localhost:8089/test/rest/v1/ping, > CamelHttpPath=/test/rest/v1/ping, Accept=*/*, CamelHttpMethod=GET, > CamelHttpUri=/test/rest/v1/ping, CamelHttpQuery=null, > CamelHttpCharacterEncoding=null, Host=localhost:8089}, BodyType:null, > Body:null, OutBodyType:org.apache.camel.converter.stream.InputStreamCache, > OutBody: > > 5) > Mar 28, 2010 6:28:57 PM org.apache.camel.processor.Logger process > INFO: Exchange[BodyType:null, Body:null] > > 6) > Mar 28, 2010 6:28:57 PM org.apache.camel.processor.Logger process > INFO: 1b363ae4-1e94-409f-bef4-5ba76b163f3e >>> (route1) > OnCompletion[50ec6397-c4b5-4837-b642-86ae563a6b6c] --> log://sync <<< > (OUT), Pattern:InOnly, Headers:{User-Agent=curl/7.19.7 > (i386-apple-darwin10.2.0) libcurl/7.19.7 OpenSSL/0.9.8l zlib/1.2.3, > Content-Type=null, CamelHttpUrl=http://localhost:8089/test/rest/v1/ping, > CamelHttpPath=/test/rest/v1/ping, Accept=*/*, CamelHttpMethod=GET, > CamelHttpUri=/test/rest/v1/ping, CamelHttpQuery=null, > CamelHttpCharacterEncoding=null, Host=localhost:8089}, BodyType:null, > Body:null, OutBodyType:org.apache.camel.converter.stream.InputStreamCache, > OutBody:PONG > > --- > > I understand entries 2 and 3, (the IN and OUT of the main route). However I > have a number of questions on the others: > > a) What is entry 1 representing (and why does it have an "empty" to() > endpoint)? > b) Why are their two log entries for the onCompletion portion (4 and 6)? I > notice that one contains the outBody (PONG) and the other does not. > c) I want to add a predicate for onComplete based on > Exchange.HTTP_RESPONSE_CODE. This is in the regular response (3), but it > doesn't appear in any of the onCompletion entries, so how do I make > decisions based on this? > > Thanks > -- > View this message in context: > http://old.nabble.com/Help-with-onCompletion%28%29-tp28064287p28064287.html > Sent from the Camel - Users mailing list archive at Nabble.com. > > -- Claus Ibsen Apache Camel Committer Author of Camel in Action: http://www.manning.com/ibsen/ Open Source Integration: http://fusesource.com Blog: http://davsclaus.blogspot.com/ Twitter: http://twitter.com/davsclaus
