HTTP BIN测试

http://httpbin.org/

Tracing XML request/responses with JAX-WS:

http://stackoverflow.com/questions/1945618/tracing-xml-request-responses-with-jax-ws

https://code.google.com/p/javamelody/

http://apache.software.informer.com/download-apache-java-http-monitor/

http://stackoverflow.com/questions/1445919/how-to-enable-wire-logging-for-a-java-httpurlconnection-traffic

http://stackoverflow.com/questions/3428341/java-display-request-of-an-httpurlconnection-before-sending

http://www.rgagnon.com/javadetails/java-debug-HttpURLConnection-problem.html