private static Object doSourceLookup(Object object, ISourceLocator sourceLocator) {
if (sourceLocator instanceof ISourceLookupDirector) {
ISourceLookupDirector director = (ISourceLookupDirector) sourceLocator;
return director.getSourceElement(object);
}
return null;
}
/**
* Returns the source element corresponding to the given object or <code>null</code> if none, in
* the context of the given launch.
*
* @param launch provides source locator
* @param object object to resolve source element for
* @return corresponding source element or <code>null</code>
* @throws CoreException
*/
public static Object resolveSourceElement(Object object, ILaunch launch) throws CoreException {
ISourceLocator sourceLocator = launch.getSourceLocator();
if (sourceLocator instanceof ISourceLookupDirector) {
ISourceLookupDirector director = (ISourceLookupDirector) sourceLocator;
Object[] objects = director.findSourceElements(object);
if (objects.length > 0) {
return objects[0];
}
}
return null;
}
private ISourceLocator getDefaultSourceLocator() {
if (fDefaultSourceLocator == null) {
try {
fDefaultSourceLocator =
DebugPlugin.getDefault().getLaunchManager().newSourceLocator(DEFAULT_SOURCE_LOCATOR_ID);
if (fDefaultSourceLocator instanceof ISourceLookupDirector) {
ISourceLookupDirector sourceLookupDirector =
(ISourceLookupDirector) fDefaultSourceLocator;
sourceLookupDirector.initializeParticipants();
sourceLookupDirector.setSourceContainers(
new ISourceContainer[] {
new DefaultSourceContainer() {
/*
* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.containers.
* DefaultSourceContainer#createSourceContainers()
*/
@Override
protected ISourceContainer[] createSourceContainers() throws CoreException {
ISourcePathComputer sourcePathComputer = null;
ISourceLookupDirector director = getDirector();
if (director != null) {
sourcePathComputer = director.getSourcePathComputer();
}
if (sourcePathComputer != null) {
return sourcePathComputer.computeSourceContainers(null, null);
}
return EMPTY_CONTAINERS;
}
}
});
ISourcePathComputer sourcePathComputer =
DebugPlugin.getDefault()
.getLaunchManager()
.getSourcePathComputer(DEFAULT_SOURCE_PATH_COMPUTER_ID);
sourceLookupDirector.setSourcePathComputer(sourcePathComputer);
}
} catch (CoreException e) {
IdeLog.logError(JSDebugUIPlugin.getDefault(), e);
}
}
return fDefaultSourceLocator;
}
@Override
public boolean canAddSourceContainers(final ISourceLookupDirector director) {
final ISourceContainer[] containers = director.getSourceContainers();
for (final ISourceContainer container : containers) {
if (container.getType().getId().equals(AllRProjectsSourceContainer.TYPE_ID)) {
return false;
}
}
return true;
}
/**
* Removes types without browsers from the provided list of types.
*
* @param types the complete list of source container types
* @return the list of source container types that have browsers
*/
private ISourceContainerType[] filterTypes(ISourceContainerType[] types) {
ArrayList validTypes = new ArrayList();
for (int i = 0; i < types.length; i++) {
ISourceContainerType type = types[i];
if (fDirector.supportsSourceContainerType(type)) {
ISourceContainerBrowser sourceContainerBrowser =
DebugUITools.getSourceContainerBrowser(type.getId());
if (sourceContainerBrowser != null
&& sourceContainerBrowser.canAddSourceContainers(fDirector)) {
validTypes.add(type);
}
}
}
return (ISourceContainerType[]) validTypes.toArray(new ISourceContainerType[validTypes.size()]);
}