Messages posted by: Saravanaraj

tomcat and MySQL is running in the same machine...

since this exception is coming while connecting to the database i posted in
Power*Architect.

now i got the full exception:

com.mysql.jdbc.CommunicationsException: Communications link failure

Last packet sent to the server was 0 ms ago.
at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1070)
at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2103)
at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:71

at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:29

at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:282)
at java.sql.DriverManager.getConnection(libgcj.so.7rh)
at java.sql.DriverManager.getConnection(libgcj.so.7rh)
at KTAMobileCoupon.doGet(KTAMobileCoupon.java:34)
at javax.servlet.http.HttpServlet.service(tomcat5-servlet-2.4-api-5.5.23.jar.so)
at javax.servlet.http.HttpServlet.service(tomcat5-servlet-2.4-api-5.5.23.jar.so)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(catalina-5.5.23.jar.so)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(catalina-5.5.23.jar.so)
at org.apache.catalina.core.StandardWrapperValve.invoke(catalina-5.5.23.jar.so)
at org.apache.catalina.core.StandardContextValve.invoke(catalina-5.5.23.jar.so)
at org.apache.catalina.core.StandardHostValve.invoke(catalina-5.5.23.jar.so)
at org.apache.catalina.valves.ErrorReportValve.invoke(catalina-5.5.23.jar.so)
at org.apache.catalina.valves.FastCommonAccessLogValve.invoke(catalina-optional-5.5.23.jar.so)
at org.apache.catalina.core.StandardEngineValve.invoke(catalina-5.5.23.jar.so)
at org.apache.catalina.connector.CoyoteAdapter.service(catalina-5.5.23.jar.so)
at org.apache.coyote.http11.Http11Processor.process(tomcat-http-5.5.23.jar.so)
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(tomcat-http-5.5.23.jar.so)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(tomcat-util-5.5.23.jar.so)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(tomcat-util-5.5.23.jar.so)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(tomcat-util-5.5.23.jar.so)
at java.lang.Thread.run(libgcj.so.7rh)
Caused by: java.net.ConnectException: No route to host
at gnu.java.net.PlainSocketImpl.connect(libgcj.so.7rh)
at java.net.Socket.connect(libgcj.so.7rh)
at java.net.Socket.connect(libgcj.so.7rh)
at java.net.Socket.<init>(libgcj.so.7rh)
at java.net.Socket.<init>(libgcj.so.7rh)
at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:253)
at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:280)
at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2026)
...23 more

this is the only exception i am getting.