| /* |
| * Copyright (c) 2013, the Dart project authors. |
| * |
| * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except |
| * in compliance with the License. You may obtain a copy of the License at |
| * |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License |
| * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
| * or implied. See the License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.dart.tools.core.internal.analysis.model; |
| |
| import com.google.dart.engine.context.AnalysisContext; |
| import com.google.dart.engine.sdk.DartSdk; |
| import com.google.dart.engine.source.DirectoryBasedSourceContainer; |
| import com.google.dart.engine.source.ExplicitPackageUriResolver; |
| import com.google.dart.engine.source.Source; |
| import com.google.dart.engine.source.SourceContainer; |
| import com.google.dart.engine.source.UriResolver; |
| import com.google.dart.tools.core.DartCore; |
| import com.google.dart.tools.core.analysis.model.PubFolder; |
| import com.google.dart.tools.core.pub.PubspecModel; |
| |
| import static com.google.dart.tools.core.DartCore.PUBSPEC_FILE_NAME; |
| import static com.google.dart.tools.core.utilities.io.FileUtilities.getContents; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IFolder; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.Path; |
| |
| import java.io.File; |
| import java.io.FileFilter; |
| import java.io.IOException; |
| import java.io.InputStreamReader; |
| import java.io.Reader; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Represents a project or folder within a project containing a pubspec file. |
| * |
| * @coverage dart.tools.core.model |
| */ |
| public class PubFolderImpl extends PubResourceMapImpl implements PubFolder { |
| |
| /** |
| * The Dart SDK used when constructing the context. |
| */ |
| private final DartSdk sdk; |
| |
| /** |
| * The pubspec model or {@code null} if it is not yet cached. |
| */ |
| private PubspecModel pubspec; |
| |
| /** |
| * The package resolver used to resolve package: uris |
| */ |
| private UriResolver pkgResolver; |
| |
| public PubFolderImpl(IContainer container, AnalysisContext context, String contextId, |
| DartSdk sdk, UriResolver pkgResolver) { |
| super(container, context, contextId); |
| this.sdk = sdk; |
| this.pkgResolver = pkgResolver; |
| } |
| |
| @Override |
| public InvertedSourceContainer getInvertedSourceContainer() { |
| return new InvertedSourceContainer(getSourceContainer()); |
| } |
| |
| @Override |
| public PubspecModel getPubspec() throws CoreException, IOException { |
| if (pubspec == null) { |
| IFile file = container.getFile(new Path(PUBSPEC_FILE_NAME)); |
| Reader reader = new InputStreamReader(file.getContents(), file.getCharset()); |
| pubspec = new PubspecModel(file, getContents(reader)); |
| setSelfPackageName(pubspec.getName()); |
| } |
| return pubspec; |
| } |
| |
| @Override |
| public IFile getResource(Source source) { |
| // Ensure that the setPackagePath has been set |
| if (getSelfPackagePath() == null) { |
| IFile pubspecFile = container.getFile(new Path(PUBSPEC_FILE_NAME)); |
| if (pubspecFile.exists()) { |
| try { |
| getPubspec(); |
| } catch (Exception e) { |
| DartCore.logError("Failed to read " + pubspecFile, e); |
| //$FALL-THROUGH$ |
| } |
| } |
| } |
| return super.getResource(source); |
| } |
| |
| @Override |
| public DartSdk getSdk() { |
| return sdk; |
| } |
| |
| @Override |
| public void invalidatePubspec() throws IOException, CoreException { |
| pubspec = null; |
| } |
| |
| @Override |
| public String resolvePathToPackage(String path) { |
| if (pkgResolver instanceof ExplicitPackageUriResolver) { |
| return ((ExplicitPackageUriResolver) pkgResolver).resolvePathToPackage(path); |
| } |
| return null; |
| } |
| |
| private CompositeSourceContainer getSourceContainer() { |
| List<SourceContainer> containers = new ArrayList<SourceContainer>(); |
| containers.add(new DirectoryBasedSourceContainer(container.getLocation().toFile())); |
| IFolder packagesFolder = container.getFolder(new Path(DartCore.PACKAGES_DIRECTORY_NAME)); |
| |
| if (packagesFolder != null) { |
| File packagesDir = packagesFolder.getLocation().toFile(); |
| File[] packages = packagesDir.listFiles(new FileFilter() { |
| @Override |
| public boolean accept(File pathname) { |
| if (pathname.isDirectory()) { |
| return true; |
| } |
| return false; |
| } |
| }); |
| if (packages != null) { |
| for (File file : packages) { |
| try { |
| containers.add(new DirectoryBasedSourceContainer(file.getCanonicalFile())); |
| } catch (IOException e) { |
| DartCore.logError(e); |
| } |
| } |
| } |
| } |
| return new CompositeSourceContainer(containers); |
| } |
| } |