public Object getSourceElement(IStackFrame stackFrame) {
if (stackFrame instanceof ScriptStackFrame) {
ScriptStackFrame sf = (ScriptStackFrame) stackFrame;
URI uri = sf.getFileName();
String pathname = uri.getPath();
if (Platform.getOS().equals(Platform.OS_WIN32)) {
pathname = pathname.substring(1);
}
File file = new File(pathname);
IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
IContainer container = root.getContainerForLocation(new Path(file.getParent()));
if (container != null) {
IResource resource = container.findMember(file.getName());
if (resource instanceof IFile) {
return (IFile) resource;
}
} else {
return file;
}
}
return null;
}
/**
* Heavily based on RemoteScriptSourceLookupDirector#getSourceElement(Object) but adds {@link
* IStorage} support and checks that URI actually contains something (case of unreachable stack
* levels)
*
* @see
* org.eclipse.debug.core.sourcelookup.AbstractSourceLookupDirector#getSourceElement(java.lang.Object)
* @see
* org.eclipse.dltk.launching.sourcelookup.RemoteScriptSourceLookupDirector#getSourceElement(Object)
*/
@Override
public Object getSourceElement(Object element) {
// if the element is an unreachable stack frame we don't need to search trough the source path
// computer.
if (element instanceof IScriptStackFrame) {
IScriptStackFrame frame = (ScriptStackFrame) element;
UnreachableStackFrame unreachableStackFrame = UnreachableStackFrame.checkReachable(frame);
if (unreachableStackFrame != null) {
return unreachableStackFrame;
}
}
// search in all container of the source path computer.
Object o = super.getSourceElement(element);
// a file or a IStorage was found, we return it, we can display it.
if (o instanceof IFile || o instanceof IStorage) {
return o;
}
// at this time, if we still have a ScriptStackFrame
// we could have a fallback and create a DBGPSourceModule
// (the source code will be return by the DBGP client via the command "source"
if (element instanceof ScriptStackFrame) {
ScriptStackFrame frame = (ScriptStackFrame) element;
URI uri = frame.getSourceURI();
String path = uri.getPath();
IProject project = LaunchConfigurationUtils.getProject(getLaunchConfiguration());
if (project == null) {
return null;
}
IScriptProject scriptProject = DLTKCore.create(project);
/*
* XXX: this should probably use some kind of IStorable implementation instead of directly relying on the stack frame - that allows for
* re-use of the ExternalStorageEditorInput object
*/
return new DBGPSourceModule(
(ScriptProject) scriptProject, path, DefaultWorkingCopyOwner.PRIMARY, frame);
}
// we not managed the other case, so return null
return null;
}
