tomcat抱异常的解决方案(自己总结)

lbdbzj110

　　** BEGIN NESTED EXCEPTION **
　　java.io.IOException
MESSAGE: Unexpected end of input stream
　　STACKTRACE:
　　java.io.IOException: Unexpected end of input stream
 at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:1096)
 at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:626)
 at com.mysql.jdbc.Connection.createNewIO(Connection.java:1562)
 at com.mysql.jdbc.Connection.<init>(Connection.java:491)
 at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:346)
 at java.sql.DriverManager.getConnection(DriverManager.java:525)
 at java.sql.DriverManager.getConnection(DriverManager.java:171)
 at com.ehoo.db.Dao.getConnection(Dao.java:15)
 at org.apache.jsp.tuling.conn_jsp._jspService(conn_jsp.java:52)
 at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:133)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
 at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:311)
 at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:301)
 at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:248)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:284)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:204)
 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:257)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:567)
 at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:245)
 at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:199)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:567)
 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:184)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)
 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:164)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:149)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:567)
 at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:156)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:567)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:972)
 at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:206)
 at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:833)
 at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:732)
 at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:619)
 at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:688)
 at java.lang.Thread.run(Thread.java:595)
　　
** END NESTED EXCEPTION **
　　
 at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:699)
 at com.mysql.jdbc.Connection.createNewIO(Connection.java:1562)
 at com.mysql.jdbc.Connection.<init>(Connection.java:491)
 at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:346)
 at java.sql.DriverManager.getConnection(DriverManager.java:525)
 at java.sql.DriverManager.getConnection(DriverManager.java:171)
 at com.ehoo.db.Dao.getConnection(Dao.java:15)
 at org.apache.jsp.tuling.conn_jsp._jspService(conn_jsp.java:52)
 at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:133)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
 at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:311)
 at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:301)
 at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:248)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:284)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:204)
 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:257)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:567)
 at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:245)
 at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:199)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:567)
 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:184)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)
 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:164)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:149)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:567)
 at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:156)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:151)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:567)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:972)
 at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:206)
 at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:833)
 at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:732)
 at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:619)
 at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:688)
 at java.lang.Thread.run(Thread.java:595)
　　这个问题的解决方案:
　　调试,服务器的时候,在tomcat/lib目录下,有2个mysql驱动包文件,一个是mysql3.1的,一个是mysql5.0的,将mysql5.0包去除,只留一个mysql3.1的包文件,ok,问题解决,原因是:2个包文件引起的冲突.