| /* |
| * Copyright 2009 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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.gwt.soyc.io; |
| |
| import com.google.gwt.core.ext.linker.EmittedArtifact.Visibility; |
| import com.google.gwt.core.ext.linker.SyntheticArtifact; |
| import com.google.gwt.core.linker.SoycReportLinker; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * An {@link OutputDirectory} that writes its output as a list of GWT compiler |
| * artifacts. |
| */ |
| public class ArtifactsOutputDirectory implements OutputDirectory { |
| public static final String COMPILE_REPORT_DIRECTORY = "compile-report"; |
| |
| /** |
| * An in-memory output stream. When it is closed, its contents are saved to an |
| * artifact. |
| */ |
| private class OutputStreamForArtifact extends OutputStream { |
| private ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| private boolean closed = false; |
| private final String path; |
| |
| public OutputStreamForArtifact(String path) { |
| this.path = path; |
| } |
| |
| @Override |
| public void close() { |
| if (!closed) { |
| closed = true; |
| SyntheticArtifact newArtifact = new SyntheticArtifact( |
| SoycReportLinker.class, COMPILE_REPORT_DIRECTORY + "/" + path, |
| baos.toByteArray()); |
| newArtifact.setVisibility(Visibility.Private); |
| artifacts.add(newArtifact); |
| baos = null; |
| } |
| } |
| |
| @Override |
| public void write(byte b[]) throws IOException { |
| baos.write(b); |
| } |
| |
| @Override |
| public void write(byte b[], int off, int len) throws IOException { |
| baos.write(b, off, len); |
| } |
| |
| @Override |
| public void write(int b) throws IOException { |
| baos.write(b); |
| } |
| } |
| |
| private List<SyntheticArtifact> artifacts = new ArrayList<SyntheticArtifact>(); |
| |
| /** |
| * Return the list of artifacts that have been written so far. |
| */ |
| public List<SyntheticArtifact> getArtifacts() { |
| return artifacts; |
| } |
| |
| @Override |
| public OutputStream getOutputStream(String path) throws IOException { |
| return new OutputStreamForArtifact(path); |
| } |
| |
| } |