| /* |
| * 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 org.apache.aries.subsystem.core.archive; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.jar.Attributes; |
| |
| import org.apache.aries.util.manifest.ManifestProcessor; |
| |
| public abstract class Manifest { |
| protected final Map<String, Header> headers = Collections.synchronizedMap(new HashMap<String, Header>()); |
| protected final java.util.jar.Manifest manifest; |
| |
| public Manifest(InputStream in) throws IOException { |
| this(ManifestProcessor.parseManifest(in)); |
| } |
| |
| public Manifest(java.util.jar.Manifest manifest) { |
| this.manifest = manifest; |
| for (Map.Entry<Object, Object> entry : manifest.getMainAttributes().entrySet()) { |
| Header header = HeaderFactory.createHeader(String.valueOf(entry.getKey()), String.valueOf(entry.getValue())); |
| headers.put(header.getName(), header); |
| } |
| if (headers.get(ManifestVersionHeader.NAME) == null) |
| headers.put(ManifestVersionHeader.NAME, ManifestVersionHeader.DEFAULT); |
| } |
| |
| public Manifest(File manifestFile) throws IOException { |
| this(new FileInputStream(manifestFile)); |
| } |
| |
| protected Manifest() { |
| manifest = null; |
| } |
| |
| public Header getHeader(String name) { |
| return headers.get(name); |
| } |
| |
| public Collection<Header> getHeaders() { |
| return Collections.unmodifiableCollection(headers.values()); |
| } |
| |
| public java.util.jar.Manifest getManifest() { |
| return manifest; |
| } |
| |
| public Header getManifestVersion() { |
| return getHeader(Attributes.Name.MANIFEST_VERSION.toString()); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append('[').append(getClass().getName()).append(": "); |
| if (!headers.values().isEmpty()) { |
| for (Header header : headers.values()) |
| sb.append(header.getName()).append('=').append(header.getValue()).append(", "); |
| sb.delete(sb.length() - 2, sb.length()); |
| } |
| sb.append(']'); |
| return sb.toString(); |
| } |
| |
| public void write(OutputStream out) throws IOException { |
| java.util.jar.Manifest m = new java.util.jar.Manifest(); |
| Attributes attributes = m.getMainAttributes(); |
| for (Header header : headers.values()) { |
| attributes.putValue(header.getName(), header.getValue()); |
| } |
| m.write(out); |
| } |
| } |