Beispiel #1
0
  synchronized VirtualMachine open() {
    if (connector instanceof LaunchingConnector) {
      vm = launchTarget();
    } else if (connector instanceof AttachingConnector) {
      vm = attachTarget();
    } else if (connector instanceof ListeningConnector) {
      vm = listenTarget();
    } else {
      throw new InternalError(MessageOutput.format("Invalid connect type"));
    }
    vm.setDebugTraceMode(traceFlags);
    if (vm.canBeModified()) {
      setEventRequests(vm);
      resolveEventRequests();
    }
    /*
     * Now that the vm connection is open, fetch the debugee
     * classpath and set up a default sourcepath.
     * (Unless user supplied a sourcepath on the command line)
     * (Bug ID 4186582)
     */
    if (Env.getSourcePath().length() == 0) {
      if (vm instanceof PathSearchingVirtualMachine) {
        PathSearchingVirtualMachine psvm = (PathSearchingVirtualMachine) vm;
        Env.setSourcePath(psvm.classPath());
      } else {
        Env.setSourcePath(".");
      }
    }

    return vm;
  }
Beispiel #2
0
 /* launch child target vm */
 private VirtualMachine launchTarget() {
   LaunchingConnector launcher = (LaunchingConnector) connector;
   try {
     VirtualMachine vm = launcher.launch(connectorArgs);
     process = vm.process();
     displayRemoteOutput(process.getErrorStream());
     displayRemoteOutput(process.getInputStream());
     return vm;
   } catch (IOException ioe) {
     ioe.printStackTrace();
     MessageOutput.fatalError("Unable to launch target VM.");
   } catch (IllegalConnectorArgumentsException icae) {
     icae.printStackTrace();
     MessageOutput.fatalError("Internal debugger error.");
   } catch (VMStartException vmse) {
     MessageOutput.println("vmstartexception", vmse.getMessage());
     MessageOutput.println();
     dumpFailedLaunchInfo(vmse.process());
     MessageOutput.fatalError("Target VM failed to initialize.");
   }
   return null; // Shuts up the compiler
 }
Beispiel #3
0
 public void disposeVM() {
   try {
     if (vm != null) {
       vm.dispose();
       vm = null;
     }
   } finally {
     if (process != null) {
       process.destroy();
       process = null;
     }
     waitOutputComplete();
   }
 }
Beispiel #4
0
  private void setEventRequests(VirtualMachine vm) {
    EventRequestManager erm = vm.eventRequestManager();

    // Normally, we want all uncaught exceptions.  We request them
    // via the same mechanism as Commands.commandCatchException()
    // so the user can ignore them later if they are not
    // interested.
    // FIXME: this works but generates spurious messages on stdout
    //        during startup:
    //          Set uncaught j86.java.lang.Throwable
    //          Set deferred uncaught j86.java.lang.Throwable
    Commands evaluator = new Commands();
    evaluator.commandCatchException(new StringTokenizer("uncaught j86.java.lang.Throwable"));

    ThreadStartRequest tsr = erm.createThreadStartRequest();
    tsr.enable();
    ThreadDeathRequest tdr = erm.createThreadDeathRequest();
    tdr.enable();
  }