2010-03-23 63 views
0

当我尝试调试我的web应用程序时,它启动了tomcat服务器和应用程序,但在应用程序变得可用之前不久关闭调试器。在再次消失之前,我会看到调试工具栏一秒钟,尽管应用程序仍在运行。由于在调试时直接取消部署,Java web-app调试不可能

Tomcat的日志:

Listening for transport dt_socket at address: 11555 
23.03.2010 01:24:35 org.apache.catalina.core.AprLifecycleListener init 
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: .:/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java 
23.03.2010 01:24:35 org.apache.coyote.http11.Http11Protocol init 
INFO: Initializing Coyote HTTP/1.1 on http-8084 
23.03.2010 01:24:35 org.apache.catalina.startup.Catalina load 
INFO: Initialization processed in 847 ms 
23.03.2010 01:24:35 org.apache.catalina.core.StandardService start 
INFO: Starting service Catalina 
23.03.2010 01:24:35 org.apache.catalina.core.StandardEngine start 
INFO: Starting Servlet Engine: Apache Tomcat/6.0.20 
log4j:WARN No appenders could be found for logger (org.springframework.web.context.ContextLoader). 
log4j:WARN Please initialize the log4j system properly. 
23.03.2010 01:24:41 org.apache.coyote.http11.Http11Protocol start 
INFO: Starting Coyote HTTP/1.1 on http-8084 
23.03.2010 01:24:41 org.apache.jk.common.ChannelSocket init 
INFO: JK: ajp13 listening on /0.0.0.0:8009 
23.03.2010 01:24:41 org.apache.jk.server.JkMain start 
INFO: Jk running ID=0 time=0/78 config=null 
23.03.2010 01:24:41 org.apache.catalina.startup.Catalina start 
INFO: Server startup in 5855 ms 
23.03.2010 01:24:42 org.apache.catalina.startup.HostConfig checkResources 
INFO: Undeploying context [] 
23.03.2010 01:24:45 org.apache.catalina.core.StandardContext start 
INFO: Container org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/] has already been started 

调试日志:

Attached JPDA debugger to localhost:11555 
Checking data source definitions for missing JDBC drivers... 
Deploying JDBC driver to /Applications/NetBeans/apache-tomcat-6.0.20/lib/mysql-connector-java-5.1.6-bin.jar 
Stopping Tomcat process... 
Waiting for Tomcat... 
Tomcat server stopped. 
Starting Tomcat process... 
Waiting for Tomcat... 
Tomcat server started. 
Undeploying ... 
OK - Undeployed application at context path/
In-place deployment at /path/to/project/dir/build/web 
deploy?config=file%3A%2Fvar%2Ffolders%2FZP%2FZPbqxGrbHFaUlXzAfgWV1%2B%2B%2B%2BTQ%2F-Tmp-%2Fcontext734173871283203218.xml&path=/ 
OK - Deployed application at context path/
start?path=/ 
Start is in progress... 
OK - Started application at context path/
debug-display-browser: 
Browsing: http://localhost:8084/ 
connect-client-debugger: 
BUILD SUCCESSFUL (total time: 18 seconds) 

系统是在MacOS 10.6.2的Netbeans 6.8。

+0

尝试取消部署应用程序,然后停止tomcat,然后调试(这应该启动tomcat并触发部署)。 – 2010-03-23 00:37:04

+0

我尝试过,从头开始创建整个项目的程度,但没有成功。 :( – 2010-03-23 09:40:16

回答

1

您应该看看TC服务器是否仍处于调试模式。最简单的方法是调试 - >将调试器连接到本地主机; 11555。如果它仍在运行'可调试',那么你将能够以这种方式进行一些调试。

+0

它的工作!每次都做皮塔,但至少它完成工作!非常感谢! 尽管如此,任何想法是什么最初的问题是,我怎么能解决这个问题? – 2010-03-23 09:45:10

1

我有类似的问题,即开始调试但立即停止。然而,该应用程序已部署。即使Tomcat运行在调试模式,我甚至无法手动连接到调试器。通过创建一个简单的可调试Hello世界项目并开始调试,它也使调试器打破了我的“问题项目”的突破点。但是这不是真正的工作方式。

我的问题是通过从我的web项目中删除mysql-connector-java.jar来“解决”。我没有看到任何推理,但现在它很简单。仅供参考,Netbean的Tomcat配置属性“启用JDBC驱动程序部署”没有效果。

我的环境是Netbeans 6.9.1,项目类型是maven2,在Win7上运行。