| /* |
| * Copyright 2008 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.dev.resource.impl; |
| |
| import com.google.gwt.dev.util.StringInterner; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.zip.ZipFile; |
| |
| /** |
| * Represents a resource contained in a jar or zip file. |
| */ |
| public class ZipFileResource extends AbstractResource { |
| |
| private ZipFileClassPathEntry classPathEntry; |
| private final String entryName; |
| private String filePath; |
| private final long lastModified; |
| private final String[] pathParts; |
| private final ZipFile zipFile; |
| |
| /** |
| * Constructs a ZipFileResource from a jar class path entry and a zip entry name.<br /> |
| */ |
| public ZipFileResource(ZipFileClassPathEntry classPathEntry, String entryName) { |
| this.classPathEntry = classPathEntry; |
| this.entryName = StringInterner.get().intern(entryName); |
| this.pathParts = entryName.split("/"); |
| |
| this.zipFile = classPathEntry.getZipFile(); |
| this.filePath = classPathEntry.getLocation(); |
| assert filePath.startsWith("file:/"); |
| this.lastModified = classPathEntry.lastModified(); |
| } |
| |
| @Override |
| public long getLastModified() { |
| return lastModified; |
| } |
| |
| @Override |
| public String getLocation() { |
| return "jar:" + filePath + "!/" + entryName; |
| } |
| |
| @Override |
| public String getPath() { |
| return entryName; |
| } |
| |
| /** |
| * Returns the components of {@link #getPath()}. |
| */ |
| public String[] getPathParts() { |
| return pathParts; |
| } |
| |
| @Override |
| public InputStream openContents() throws IOException { |
| return zipFile.getInputStream(zipFile.getEntry(entryName)); |
| } |
| } |