mirrors/cdt
1
0
Fork 0
mirror of https://github.com/eclipse-cdt/cdt synced 2025-07-02 14:45:25 +02:00
Code Issues Wiki Activity

Replaced tabs with white space.

Browse source
This commit is contained in:
Pawel Piech 2008-02-22 16:15:09 +00:00
parent 2d3a869931
commit 5f9445edbd
1 changed files with 74 additions and 74 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

148
plugins/org.eclipse.dd.examples.pda/src/org/eclipse/dd/examples/pda/launch/PDALaunchDelegate.java
View file

@ -46,7 +46,7 @@ import org.eclipse.debug.core.sourcelookup.IPersistableSourceLocator2;
* Launches PDA program on a PDA interpretter written in Perl
*/
public class PDALaunchDelegate extends LaunchConfigurationDelegate {
@Override
public ILaunch getLaunch(ILaunchConfiguration configuration, String mode) throws CoreException {
// Need to configure the source locator before creating the launch
@ -54,10 +54,10 @@ public class PDALaunchDelegate extends LaunchConfigurationDelegate {
// the adapters will be created for the whole session, including
// the source lookup adapter.
ISourceLocator locator = getSourceLocator(configuration);
return new PDALaunch(configuration, mode, locator);
}
@Override
public boolean buildForLaunch(ILaunchConfiguration configuration, String mode, IProgressMonitor monitor) throws CoreException {
// PDA programs do not require building.
@ -88,9 +88,9 @@ public class PDALaunchDelegate extends LaunchConfigurationDelegate {
return null;
}
public void launch(ILaunchConfiguration configuration, String mode, ILaunch launch, IProgressMonitor monitor) throws CoreException {
String program = configuration.getAttribute(PDAPlugin.ATTR_PDA_PROGRAM, (String)null);
if (program == null) {
public void launch(ILaunchConfiguration configuration, String mode, ILaunch launch, IProgressMonitor monitor) throws CoreException {
String program = configuration.getAttribute(PDAPlugin.ATTR_PDA_PROGRAM, (String)null);
if (program == null) {
abort("Perl program unspecified.", null);
}
@ -103,21 +103,21 @@ public class PDALaunchDelegate extends LaunchConfigurationDelegate {
launchProcess(launch, program, requestPort, eventPort);
PDALaunch pdaLaunch = (PDALaunch)launch;
initServices(pdaLaunch, program, requestPort, eventPort);
}
}
/**
* Launches PDA interpreter with the given program.
*
* @param launch Launch that will contain the new process.
* @param program PDA program to use in the interpreter.
* @param requestPort The port number for connecting the request socket.
* @param eventPort The port number for connecting the events socket.
*
* @throws CoreException
*/
private void launchProcess(ILaunch launch, String program, int requestPort, int eventPort) throws CoreException {
/**
* Launches PDA interpreter with the given program.
*
* @param launch Launch that will contain the new process.
* @param program PDA program to use in the interpreter.
* @param requestPort The port number for connecting the request socket.
* @param eventPort The port number for connecting the events socket.
*
* @throws CoreException
*/
private void launchProcess(ILaunch launch, String program, int requestPort, int eventPort) throws CoreException {
List<String> commandList = new ArrayList<String>();
// Find Perl executable
IValueVariable perl = VariablesPlugin.getDefault().getStringVariableManager().getValueVariable(PDAPlugin.VARIALBE_PERL_EXECUTABLE);
if (perl == null) {
@ -132,50 +132,50 @@ public class PDALaunchDelegate extends LaunchConfigurationDelegate {
abort(MessageFormat.format("Specified Perl executable {0} does not exist. Check value of $dsfPerlExecutable.", new Object[]{path}), null);
}
commandList.add(path);
// Add PDA VM
File vm = PDAPlugin.getFileInPlugin(new Path("pdavm/pda.pl"));
if (vm == null) {
abort("Missing PDA VM", null);
}
commandList.add(vm.getAbsolutePath());
// Add PDA program
IFile file = ResourcesPlugin.getWorkspace().getRoot().getFile(new Path(program));
if (!file.exists()) {
abort(MessageFormat.format("Perl program {0} does not exist.", new Object[] {file.getFullPath().toString()}), null);
}
commandList.add(file.getLocation().toOSString());
// Add debug arguments - i.e. '-debug requestPort eventPort'
commandList.add("-debug");
commandList.add("" + requestPort);
commandList.add("" + eventPort);
// Launch the perl process.
String[] commandLine = commandList.toArray(new String[commandList.size()]);
Process process = DebugPlugin.exec(commandLine, null);
// Create a debug platform process object and add it to the launch.
DebugPlugin.newProcess(launch, process, path);
}
/**
* Calls the launch to initialize DSF services for this launch.
*/
private void initServices(final PDALaunch pdaLaunch, final String program, final int requestPort, final int eventPort)
throws CoreException
{
// Synchronization object to use when waiting for the services initialization.
Query<Object> initQuery = new Query<Object>() {
@Override
protected void execute(DataRequestMonitor<Object> rm) {
pdaLaunch.initializeServices(program, requestPort, eventPort, rm);
}
};
}
// Submit the query to the executor.
/**
* Calls the launch to initialize DSF services for this launch.
*/
private void initServices(final PDALaunch pdaLaunch, final String program, final int requestPort, final int eventPort)
throws CoreException
{
// Synchronization object to use when waiting for the services initialization.
Query<Object> initQuery = new Query<Object>() {
@Override
protected void execute(DataRequestMonitor<Object> rm) {
pdaLaunch.initializeServices(program, requestPort, eventPort, rm);
}
};
// Submit the query to the executor.
pdaLaunch.getSession().getExecutor().execute(initQuery);
try {
// Block waiting for query results.
@ -185,37 +185,37 @@ public class PDALaunchDelegate extends LaunchConfigurationDelegate {
} catch (ExecutionException e1) {
throw new DebugException(new Status(IStatus.ERROR, PDAPlugin.PLUGIN_ID, DebugException.REQUEST_FAILED, "Error in launch sequence", e1.getCause())); //$NON-NLS-1$
}
}
/**
* Throws an exception with a new status containing the given
* message and optional exception.
*
* @param message error message
* @param e underlying exception
* @throws CoreException
*/
private void abort(String message, Throwable e) throws CoreException {
throw new CoreException(new Status(IStatus.ERROR, PDAPlugin.PLUGIN_ID, 0, message, e));
}
/**
* Returns a free port number on localhost, or -1 if unable to find a free port.
*/
public static int findFreePort() {
ServerSocket socket= null;
try {
socket= new ServerSocket(0);
return socket.getLocalPort();
} catch (IOException e) {
} finally {
if (socket != null) {
try {
socket.close();
} catch (IOException e) {
}
}
}
return -1;
}
}
/**
* Throws an exception with a new status containing the given
* message and optional exception.
*
* @param message error message
* @param e underlying exception
* @throws CoreException
*/
private void abort(String message, Throwable e) throws CoreException {
throw new CoreException(new Status(IStatus.ERROR, PDAPlugin.PLUGIN_ID, 0, message, e));
}
/**
* Returns a free port number on localhost, or -1 if unable to find a free port.
*/
public static int findFreePort() {
ServerSocket socket= null;
try {
socket= new ServerSocket(0);
return socket.getLocalPort();
} catch (IOException e) {
} finally {
if (socket != null) {
try {
socket.close();
} catch (IOException e) {
}
}
}
return -1;
}
}