Example 14.4, “Debugging example” shows how to attach the Java debugger to an application running on TIBCO ActiveSpaces® Transactions .
Example 14.4. Debugging example
// $Revision: 1.1.2.1 $ package com.kabira.snippets.reference; /** * Simple hello world snippet * <p> * <h2> Target Nodes</h2> * <ul> * <li> <b>domainnode</b> = A * </ul> */ public class HelloWorld { /** * Main entry point * @param args Not used */ public static void main(String args[]) { System.out.println("Hello World"); } } # # NOTE: Remove the package statement from the HelloWorld.java snippet above # to work with the example steps below. # # # Compile the program using the native javac on the host machine # javac HelloWorld.java # # Excute the program against an TIBCO ActiveSpaces® Transactions node - assumes # deploy.jar is in the local directory # Notice that suspend=true is set on the command line to suspend main until the # debugger attaches. # # java -jar deploy.jar hostname=192.168.1.128 adminport=2001 \ username=guest password=guest suspend=true remotedebug=true HelloWorld # # The output from the TIBCO ActiveSpaces® Transactions node - the above command # blocks waiting for the debugger to attach. # INFO: deploy.jar version: [core_linux081108] INFO: JVM remote debugger agent running on [192.168.1.128:45871] ... INFO: node version: [core_linux081108] INFO: Running with suspend=true - the application will suspend execution before main() is called ... Listening for transport dt_socket at address: 45871 # # Execute jdb in another window using -connect to connect to the # TIBCO ActiveSpaces® Transactions node # # NOTE: The port number is obtained from the above output. # jdb -connect com.sun.jdi.SocketAttach:hostname=192.168.1.128,port=45871 # # Output from jdb command - enter cont at the prompt # Set uncaught java.lang.Throwable Set deferred uncaught java.lang.Throwable Initializing jdb ... > VM Started: No frames on the current call stack main[1] cont # # Output in jdb window after cont # > The application exited # # Output in java window after cont. # Hello World