/* attach to running target vm */
private VirtualMachine attachTarget() {
AttachingConnector attacher = (AttachingConnector) connector;
try {
return attacher.attach(connectorArgs);
} catch (IOException ioe) {
ioe.printStackTrace();
MessageOutput.fatalError("Unable to attach to target VM.");
} catch (IllegalConnectorArgumentsException icae) {
icae.printStackTrace();
MessageOutput.fatalError("Internal debugger error.");
}
return null; // Shuts up the compiler
}
/* listen for connection from target vm */
private VirtualMachine listenTarget() {
ListeningConnector listener = (ListeningConnector) connector;
try {
String retAddress = listener.startListening(connectorArgs);
MessageOutput.println("Listening at address:", retAddress);
vm = listener.accept(connectorArgs);
listener.stopListening(connectorArgs);
return vm;
} catch (IOException ioe) {
ioe.printStackTrace();
MessageOutput.fatalError("Unable to attach to target VM.");
} catch (IllegalConnectorArgumentsException icae) {
icae.printStackTrace();
MessageOutput.fatalError("Internal debugger error.");
}
return null; // Shuts up the compiler
}
/* 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
}