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

Example 21 with IStorage

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

the class XtendUIValidator method getExpectedPackageName.

protected String getExpectedPackageName(XtendFile xtendFile) {
    URI fileURI = xtendFile.eResource().getURI();
    for (Pair<IStorage, IProject> storage : storage2UriMapper.getStorages(fileURI)) {
        if (storage.getFirst() instanceof IFile) {
            IPath fileWorkspacePath = storage.getFirst().getFullPath();
            IJavaProject javaProject = JavaCore.create(storage.getSecond());
            if (javaProject != null && javaProject.exists() && javaProject.isOpen()) {
                try {
                    for (IPackageFragmentRoot root : javaProject.getPackageFragmentRoots()) {
                        if (!root.isArchive() && !root.isExternal()) {
                            IResource resource = root.getResource();
                            if (resource != null) {
                                IPath sourceFolderPath = resource.getFullPath();
                                if (sourceFolderPath.isPrefixOf(fileWorkspacePath)) {
                                    IPath claspathRelativePath = fileWorkspacePath.makeRelativeTo(sourceFolderPath);
                                    return claspathRelativePath.removeLastSegments(1).toString().replace("/", ".");
                                }
                            }
                        }
                    }
                } catch (JavaModelException e) {
                    LOG.error("Error resolving expected path for XtendFile", e);
                }
            }
        }
    }
    return null;
}

Example 22 with IStorage

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

the class DerivedSourceView method computeInput.

@Override
protected String computeInput(IWorkbenchPartSelection workbenchPartSelection) {
    openEditorAction.setInputFile(null);
    openEditorAction.setSelectedRegion(null);
    IEclipseTrace trace = traceInformation.getTraceToTarget(getEditorResource(workbenchPartSelection));
    if (trace != null) {
        if (workbenchPartSelection instanceof DerivedSourceSelection) {
            DerivedSourceSelection derivedSourceSelection = (DerivedSourceSelection) workbenchPartSelection;
            selectedSource = derivedSourceSelection.getStorage();
        } else {
            derivedSources = Sets.newHashSet();
            TextRegion localRegion = mapTextRegion(workbenchPartSelection);
            Iterable<IStorage> transform = Iterables.filter(transform(trace.getAllAssociatedLocations(localRegion), new Function<ILocationInEclipseResource, IStorage>() {

                @Override
                public IStorage apply(ILocationInEclipseResource input) {
                    return input.getPlatformResource();
                }
            }), Predicates.notNull());
            addAll(derivedSources, transform);
            ILocationInEclipseResource bestAssociatedLocation = trace.getBestAssociatedLocation(localRegion);
            if (bestAssociatedLocation != null) {
                selectedSource = bestAssociatedLocation.getPlatformResource();
            } else if (!derivedSources.isEmpty()) {
                selectedSource = derivedSources.iterator().next();
            }
        }
    }
    IFile file = getSelectedFile();
    if (file != null) {
        try {
            file.refreshLocal(1, new NullProgressMonitor());
            if (file.exists()) {
                openEditorAction.setInputFile(file);
                try (InputStream contents = file.getContents()) {
                    return Files.readStreamIntoString(contents);
                }
            }
        } catch (CoreException | IOException e) {
            throw new WrappedRuntimeException(e);
        }
    }
    return null;
}

Example 23 with IStorage

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

the class IntegrationTest method testIgnoreFilesInOutputFolder.

@Test
public void testIgnoreFilesInOutputFolder() throws Exception {
    IJavaProject javaProject = createJavaProjectWithRootSrc("foo");
    createFile("foo/src/foo" + F_EXT, "object Foo ");
    createFile("foo/bar" + F_EXT, "object Bar references Foo");
    build();
    IProject project = javaProject.getProject();
    IResource resourceFromBin = project.findMember(new Path("/bin/foo" + F_EXT));
    assertNotNull(resourceFromBin);
    assertTrue(resourceFromBin instanceof IStorage);
    assertTrue(resourceFromBin.exists());
    URI fakeBinURI = URI.createPlatformResourceURI("/" + project.getName() + "/bin/foo" + F_EXT, true);
    assertFalse(serviceProvider.canHandle(fakeBinURI, (IStorage) resourceFromBin));
    assertTrue(serviceProvider.canHandle(fakeBinURI));
    IResource resourceFromRoot = project.findMember(new Path("/bar" + F_EXT));
    assertNotNull(resourceFromRoot);
    assertTrue(resourceFromRoot instanceof IStorage);
    URI fromRootURI = URI.createPlatformResourceURI("/" + project.getName() + "/bar" + F_EXT, true);
    assertFalse(serviceProvider.canHandle(fromRootURI, (IStorage) resourceFromBin));
    assertTrue(serviceProvider.canHandle(fromRootURI));
}

Example 24 with IStorage

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

the class LoadingResourceAccess method readOnly.

@Override
public <R> R readOnly(URI targetURI, IUnitOfWork<R, ResourceSet> work) {
    URI resourceURI = targetURI.trimFragment();
    Iterable<Pair<IStorage, IProject>> storages = storage2UriMapper.getStorages(resourceURI);
    Iterator<Pair<IStorage, IProject>> iterator = storages.iterator();
    while (iterator.hasNext()) {
        Pair<IStorage, IProject> pair = iterator.next();
        IProject project = pair.getSecond();
        if (project != null) {
            ResourceSet resourceSet = resourceSetProvider.get(project);
            if (resourceSet != null)
                resourceSet.getResource(resourceURI, true);
            try {
                return work.exec(resourceSet);
            } catch (Exception e) {
                throw new WrappedException(e);
            }
        }
    }
    return null;
}

Example 25 with IStorage

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

the class Storage2UriMapperJavaImpl method getStorages.

/* @NonNull */
@Override
public Iterable<Pair<IStorage, IProject>> getStorages(/* @NonNull */
URI uri) {
    List<Pair<IStorage, IProject>> result = newArrayListWithCapacity(1);
    List<PackageFragmentRootData> packageFragmentRootDatas;
    synchronized (cachedPackageFragmentRootData) {
        packageFragmentRootDatas = newArrayList(cachedPackageFragmentRootData.values());
    }
    Iterator<PackageFragmentRootData> iterator = packageFragmentRootDatas.iterator();
    while (iterator.hasNext()) {
        PackageFragmentRootData data = iterator.next();
        if (data.exists()) {
            if (data.uriPrefix == null || uri.toString().startsWith(data.uriPrefix.toString())) {
                IStorage storage = data.uri2Storage.get(uri);
                if (storage != null) {
                    for (IPackageFragmentRoot root : data.associatedRoots.values()) {
                        result.add(Tuples.create(storage, root.getJavaProject().getProject()));
                    }
                }
            }
        } else {
            iterator.remove();
        }
    }
    if (result.isEmpty() && uri.isArchive()) {
        String authority = uri.authority();
        authority = authority.substring(0, authority.length() - 1);
        URI archiveURI = URI.createURI(authority);
        if (archiveURI.isFile() || archiveURI.isPlatformResource()) {
            IPath archivePath = new Path(archiveURI.isPlatformResource() ? archiveURI.toPlatformString(true) : archiveURI.toFileString());
            for (PackageFragmentRootData data : packageFragmentRootDatas) {
                if (data.uriPrefix != null && archivePath.equals(data.getPath())) {
                    // prefixes have an empty last segment.
                    URI prefix = data.uriPrefix.lastSegment().length() == 0 ? data.uriPrefix.trimSegments(1) : data.uriPrefix;
                    URI expectedURI = prefix.appendSegments(uri.segments());
                    IStorage storage = data.uri2Storage.get(expectedURI);
                    if (storage != null) {
                        for (IPackageFragmentRoot root : data.associatedRoots.values()) {
                            result.add(Tuples.create(storage, root.getJavaProject().getProject()));
                        }
                    }
                }
            }
        }
    }
    return result;
}