Examples with IStorage org.eclipse.core.resources.IStorage used on opensource projects

Example 26 with IStorage

use of org.eclipse.core.resources.IStorage in project xtext-eclipse by eclipse.

the class Storage2UriMapperJavaImpl method clearCache.

protected void clearCache(IJavaProject project, Set<PackageFragmentRootData> toBeKept) {
    Collection<PackageFragmentRootData> values;
    synchronized (cachedPackageFragmentRootData) {
        values = newArrayList(cachedPackageFragmentRootData.values());
    }
    List<PackageFragmentRootData> toBeRemoved = newArrayList();
    for (PackageFragmentRootData data : values) {
        if (toBeKept.contains(data)) {
            continue;
        }
        Map<String, IPackageFragmentRoot> associatedRoots = data.associatedRoots;
        synchronized (associatedRoots) {
            Iterator<IPackageFragmentRoot> i = associatedRoots.values().iterator();
            IPackageFragmentRoot someRoot = null;
            boolean didChange = false;
            while (i.hasNext()) {
                IPackageFragmentRoot root = i.next();
                if (project.equals(root.getJavaProject())) {
                    i.remove();
                    didChange = true;
                } else if (someRoot == null) {
                    someRoot = root;
                }
            }
            if (associatedRoots.size() == 0) {
                toBeRemoved.add(data);
            } else if (didChange) {
                // get rid of cached storages that still point to roots / projects that are no longer available
                // and recompute them lazily on demand
                final IPackageFragmentRoot rootToProcess = someRoot;
                data.uri2Storage = new ForwardingMap<URI, IStorage>() {

                    Map<URI, IStorage> delegate;

                    @Override
                    protected Map<URI, IStorage> delegate() {
                        if (delegate == null) {
                            return delegate = initializeData(rootToProcess).uri2Storage;
                        }
                        return delegate;
                    }
                };
            }
        }
    }
    if (!toBeRemoved.isEmpty()) {
        synchronized (cachedPackageFragmentRootData) {
            cachedPackageFragmentRootData.values().removeAll(toBeRemoved);
        }
    }
}

Example 27 with IStorage

use of org.eclipse.core.resources.IStorage in project xtext-eclipse by eclipse.

the class Storage2UriMapperJavaImpl method initializeData.

/**
 * @since 2.4
 */
protected PackageFragmentRootData initializeData(final IPackageFragmentRoot root) {
    final PackageFragmentRootData data = new PackageFragmentRootData(computeModificationStamp(root));
    data.addRoot(root);
    if (shouldHandle(root)) {
        try {
            final SourceAttachmentPackageFragmentRootWalker<Void> walker = new SourceAttachmentPackageFragmentRootWalker<Void>() {

                @Override
                protected URI getURI(IFile file, org.eclipse.xtext.ui.resource.PackageFragmentRootWalker.TraversalState state) {
                    if (!uriValidator.isPossiblyManaged(file))
                        return null;
                    return super.getURI(file, state);
                }

                @Override
                protected URI getURI(IJarEntryResource jarEntry, org.eclipse.xtext.ui.resource.PackageFragmentRootWalker.TraversalState state) {
                    if (!uriValidator.isPossiblyManaged(jarEntry))
                        return null;
                    final URI uri = locator.getURI(root, jarEntry, state);
                    if (!uriValidator.isValid(uri, jarEntry))
                        return null;
                    return uri;
                }

                @Override
                protected Void handle(URI uri, IStorage storage, org.eclipse.xtext.ui.resource.PackageFragmentRootWalker.TraversalState state) {
                    data.uri2Storage.put(uri, storage);
                    return null;
                }
            };
            walker.traverse(root, false);
            if (walker.getBundleSymbolicName() != null)
                data.uriPrefix = URI.createPlatformResourceURI(walker.getBundleSymbolicName() + "/", true);
        } catch (RuntimeException e) {
            log.error(e.getMessage(), e);
        } catch (JavaModelException e) {
            log.debug(e.getMessage(), e);
        }
    }
    return data;
}

Example 28 with IStorage

use of org.eclipse.core.resources.IStorage in project xtext-eclipse by eclipse.

the class XbaseBreakpointUtil method getBreakpointURI.

// this URI is only used for breakpoints on JARed files
public SourceRelativeURI getBreakpointURI(IEditorInput input) {
    IResource resource = Adapters.adapt(input, IResource.class);
    if (resource != null)
        return null;
    if (input instanceof IStorageEditorInput) {
        IStorage storage;
        try {
            storage = ((IStorageEditorInput) input).getStorage();
            if (storage instanceof IResource)
                return null;
            if (storage instanceof IJarEntryResource) {
                IJarEntryResource jarEntryResource = (IJarEntryResource) storage;
                if (!jarEntryResource.getPackageFragmentRoot().isArchive())
                    return null;
                Object parent = jarEntryResource.getParent();
                if (parent instanceof IPackageFragment) {
                    String path = ((IPackageFragment) parent).getElementName().replace('.', '/');
                    return new SourceRelativeURI(path + "/" + storage.getName());
                } else if (parent instanceof IPackageFragmentRoot) {
                    return new SourceRelativeURI(storage.getName());
                }
            }
        } catch (CoreException e) {
            logger.error("Error finding breakpoint URI", e);
            return null;
        }
    } else {
        IClassFile classFile = Adapters.adapt(input, IClassFile.class);
        if (classFile != null) {
            ITrace traceToSource = traceForTypeRootProvider.getTraceToSource(classFile);
            if (traceToSource == null)
                return null;
            for (ILocationInResource loc : traceToSource.getAllAssociatedLocations()) return loc.getSrcRelativeResourceURI();
            return null;
        }
    }
    return null;
}

Example 29 with IStorage

use of org.eclipse.core.resources.IStorage in project xtext-eclipse by eclipse.

the class TraceEditor method updateText.

protected void updateText(EObject obj) {
    DebugTraceRegion region = EcoreUtil2.getContainerOfType(obj, DebugTraceRegion.class);
    if (region == null) {
        text.setText("No " + DebugTraceRegion.class.getSimpleName() + " found for " + obj.eClass().getName());
        return;
    }
    final DebugTraceBasedRegion trace = new DebugTraceBasedRegion(null, region);
    SourceRelativeURI sourceURI = trace.getAssociatedSrcRelativePath();
    if (sourceURI == null) {
        text.setText("Could not find associated URI");
        return;
    }
    Registry registry = IResourceServiceProvider.Registry.INSTANCE;
    IResourceServiceProvider serviceProvider = registry.getResourceServiceProvider(sourceURI.getURI());
    URI traceURI = obj.eResource().getURI();
    IStorage localStorage = getLocalStorage(serviceProvider, traceURI);
    StorageAwareTrace traceProvider = serviceProvider.get(StorageAwareTrace.class);
    traceProvider.setLocalStorage(localStorage);
    traceProvider.setTraceToSource(true);
    traceProvider.setTraceRegionProvider(new ITraceRegionProvider() {

        @Override
        public AbstractTraceRegion getTraceRegion() throws TraceNotFoundException {
            return trace;
        }
    });
    String newText = traceProvider.toString();
    text.setText(newText);
}

Example 30 with IStorage

use of org.eclipse.core.resources.IStorage in project xtext-eclipse by eclipse.

the class QueuedBuildData method queueURI.

public void queueURI(URI uri) {
    Iterable<Pair<IStorage, IProject>> iterable = mapper.getStorages(uri);
    boolean associatedWithProject = false;
    for (Pair<IStorage, IProject> pair : iterable) {
        IProject project = pair.getSecond();
        if (XtextProjectHelper.hasNature(project) && XtextProjectHelper.hasBuilder(project)) {
            String projectName = project.getName();
            LinkedHashSetQueue<URI> list = projectNameToChangedResource.get(projectName);
            if (list == null) {
                list = new LinkedHashSetQueue<>();
                projectNameToChangedResource.put(projectName, list);
            }
            list.add(uri);
            associatedWithProject = true;
        }
    }
    if (!associatedWithProject) {
        this.uris.add(uri);
    }
}