| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.commons.compress.harmony.pack200; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.util.jar.JarFile; |
| import java.util.jar.JarInputStream; |
| |
| import org.apache.commons.compress.java.util.jar.Pack200.Packer; |
| import org.apache.commons.compress.utils.ParsingUtils; |
| |
| /** |
| * This class provides the binding between the standard Pack200 interface and the internal interface for (un)packing. As this uses generics for the SortedMap, |
| * this class must be compiled and run on a Java 1.5 system. However, Java 1.5 is not necessary to use the internal libraries for unpacking. |
| */ |
| public class Pack200PackerAdapter extends Pack200Adapter implements Packer { |
| |
| private final PackingOptions options = new PackingOptions(); |
| |
| @Override |
| protected void firePropertyChange(final String propertyName, final Object oldValue, final Object newValue) throws IOException { |
| super.firePropertyChange(propertyName, oldValue, newValue); |
| if (newValue != null && !newValue.equals(oldValue)) { |
| if (propertyName.startsWith(CLASS_ATTRIBUTE_PFX)) { |
| final String attributeName = propertyName.substring(CLASS_ATTRIBUTE_PFX.length()); |
| options.addClassAttributeAction(attributeName, (String) newValue); |
| } else if (propertyName.startsWith(CODE_ATTRIBUTE_PFX)) { |
| final String attributeName = propertyName.substring(CODE_ATTRIBUTE_PFX.length()); |
| options.addCodeAttributeAction(attributeName, (String) newValue); |
| } else if (propertyName.equals(DEFLATE_HINT)) { |
| options.setDeflateHint((String) newValue); |
| } else if (propertyName.equals(EFFORT)) { |
| options.setEffort(ParsingUtils.parseIntValue((String) newValue)); |
| } else if (propertyName.startsWith(FIELD_ATTRIBUTE_PFX)) { |
| final String attributeName = propertyName.substring(FIELD_ATTRIBUTE_PFX.length()); |
| options.addFieldAttributeAction(attributeName, (String) newValue); |
| } else if (propertyName.equals(KEEP_FILE_ORDER)) { |
| options.setKeepFileOrder(Boolean.parseBoolean((String) newValue)); |
| } else if (propertyName.startsWith(METHOD_ATTRIBUTE_PFX)) { |
| final String attributeName = propertyName.substring(METHOD_ATTRIBUTE_PFX.length()); |
| options.addMethodAttributeAction(attributeName, (String) newValue); |
| } else if (propertyName.equals(MODIFICATION_TIME)) { |
| options.setModificationTime((String) newValue); |
| } else if (propertyName.startsWith(PASS_FILE_PFX)) { |
| if (oldValue != null && !oldValue.equals("")) { |
| options.removePassFile((String) oldValue); |
| } |
| options.addPassFile((String) newValue); |
| } else if (propertyName.equals(SEGMENT_LIMIT)) { |
| options.setSegmentLimit(ParsingUtils.parseLongValue((String) newValue)); |
| } else if (propertyName.equals(UNKNOWN_ATTRIBUTE)) { |
| options.setUnknownAttributeAction((String) newValue); |
| } |
| } |
| } |
| |
| @Override |
| public void pack(final JarFile file, final OutputStream out) throws IOException { |
| if (file == null || out == null) { |
| throw new IllegalArgumentException("Must specify both input and output streams"); |
| } |
| completed(0); |
| try { |
| new Archive(file, out, options).pack(); |
| } catch (final Pack200Exception e) { |
| throw new IOException("Failed to pack Jar:" + e); |
| } |
| completed(1); |
| } |
| |
| @Override |
| public void pack(final JarInputStream in, final OutputStream out) throws IOException { |
| if (in == null || out == null) { |
| throw new IllegalArgumentException("Must specify both input and output streams"); |
| } |
| completed(0); |
| final PackingOptions options = new PackingOptions(); |
| |
| try { |
| new Archive(in, out, options).pack(); |
| } catch (final Pack200Exception e) { |
| throw new IOException("Failed to pack Jar:" + e); |
| } |
| completed(1); |
| in.close(); |
| } |
| |
| } |