import org.eclipse.debug.core.sourcelookup.ISourceContainer;

import org.eclipse.debug.core.sourcelookup.ISourceLookupDirector;

import org.eclipse.debug.core.sourcelookup.containers.ProjectSourceContainer;

    public static final class Factory implements WorkspaceBridge.Factory {

        private final IProject project;

        public Factory(IProject project) {

            this.project = project;

        }

        public WorkspaceBridge attachedToVm(DebugTargetImpl debugTargetImpl, JavascriptVm javascriptVm) {

            return new WRTProjectWorkspaceBridge(debugTargetImpl, javascriptVm, project);

        }

        public String getDebugModelIdentifier() {

            return DEBUG_MODEL_ID;

        }

        public JsLabelProvider getLabelProvider() {

            return new WrtLabelProvider();

        }

    }

    public final static String DEBUG_MODEL_ID = "org.symbian.debug";

    private final BreakpointHandler breakpointHandler;

    private final JavascriptVm javascriptVm;

    private final IProject project;

    private final ResourceManager resourceManager;

    public WRTProjectWorkspaceBridge(DebugTargetImpl debugTargetImpl, JavascriptVm javascriptVm, IProject project) {

        this.javascriptVm = javascriptVm;

        this.project = project;

        this.sourceLocator = new WebApplicationSourceLocator(resourceManager);

        ILaunch launch = debugTargetImpl.getLaunch();

        try {

            sourceLocator.initializeDefaults(launch.getLaunchConfiguration());

            sourceLocator.setSourceContainers(new ISourceContainer[] { new ProjectSourceContainer(project, false) });

        } catch (CoreException e) {

            throw new RuntimeException(e);

        }

        launch.setSourceLocator(sourceLocator);

    }

    public void beforeDetach() {

        // Do nothing

    }

    public BreakpointHandler getBreakpointHandler() {

        return breakpointHandler;

    }

    public void handleVmResetEvent() {

        resourceManager.clear();

    }

    public void launchRemoved() {

        // Do nothing

    }

    public void reloadScriptsAtStart() {

        javascriptVm.getScripts(new ScriptsCallback() {

            public void failure(String errorMessage) {

                Activator.log(errorMessage);

            }

            public void success(Collection<Script> scripts) {

                if (!javascriptVm.isAttached()) {

                    return;

                }

                for (Script script : scripts) {

                    resourceManager.addScript(script);

                }

                IMarker[] markers;

                try {

                    markers = project.findMarkers(ChromiumLineBreakpoint.BREAKPOINT_MARKER, true,

                            IResource.DEPTH_INFINITE);

                    Collection<ChromiumLineBreakpoint> breakpoints = new ArrayList<ChromiumLineBreakpoint>(

                            markers.length);

                    for (IMarker marker : markers) {

                        // If it is not ChromiumLineBreakpoint -

                        // something's gone horribly wrong. Better get

                        // ClassCastException

                        ChromiumLineBreakpoint breakpoint = (ChromiumLineBreakpoint) DebugPlugin.getDefault()

                                .getBreakpointManager().getBreakpoint(marker);

                        breakpointHandler.breakpointAdded(breakpoint);

                        breakpoints.add(breakpoint);

                    }

                } catch (CoreException e) {

                    Activator.log(e);

                }

            }

        });

    }

    public void scriptLoaded(Script newScript) {

        resourceManager.addScript(newScript);

    }

    public int getLineNumber(CallFrame stackFrame) {

        int offset = 0;

        Script script = stackFrame.getScript();

        if (script != null) {

            offset = script.getStartLine();

        }

        return offset + stackFrame.getLineNumber() + 1;

    }

    private final ISourceLookupDirector sourceLocator;