| /* |
| * 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.ant.compress.taskdefs; |
| |
| import java.io.InputStream; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.ant.compress.resources.CommonsCompressCompressorResource; |
| import org.apache.ant.compress.resources.Pack200Resource; |
| import org.apache.ant.compress.util.CompressorStreamFactory; |
| import org.apache.commons.compress.compressors.CompressorInputStream; |
| import org.apache.commons.compress.compressors.CompressorOutputStream; |
| import org.apache.commons.compress.compressors.pack200.Pack200CompressorOutputStream; |
| import org.apache.commons.compress.compressors.pack200.Pack200Strategy; |
| import org.apache.tools.ant.types.EnumeratedAttribute; |
| import org.apache.tools.ant.types.Environment; |
| import org.apache.tools.ant.types.Resource; |
| |
| /** |
| * Compresses using pack200. |
| * @since Apache Compress Antlib 1.1 |
| */ |
| public final class Pack200 extends PackBase { |
| |
| private Pack200StrategyEnum strategy = Pack200StrategyEnum.IN_MEMORY; |
| private final Map/*<String, String>*/ properties = new HashMap(); |
| |
| public Pack200() { |
| super(new PackBase.ResourceWrapper() { |
| public CommonsCompressCompressorResource wrap(Resource dest) { |
| return new Pack200Resource(dest); |
| } |
| }); |
| setFactory(new CompressorStreamFactory() { |
| public CompressorOutputStream |
| getCompressorStream(OutputStream stream) |
| throws IOException { |
| return new Pack200CompressorOutputStream(stream, |
| strategy |
| .getStrategy(), |
| properties); |
| } |
| public CompressorInputStream |
| getCompressorStream(InputStream stream) |
| throws IOException { |
| throw new UnsupportedOperationException(); |
| } |
| }); |
| } |
| |
| /** |
| * Whether to cache archive data in memory (the default) or a |
| * temporary file. |
| */ |
| public void setPack200Strategy(Pack200StrategyEnum s) { |
| strategy = s; |
| } |
| |
| /** |
| * Sets a property for the Pack200 packer. |
| */ |
| public void addConfiguredProperty(Environment.Variable prop) { |
| prop.validate(); |
| properties.put(prop.getKey(), prop.getValue()); |
| } |
| |
| /** |
| * Pack200Strategy to use: cache in memory or use a temporary file. |
| * |
| * @since Commons Compress 1.1 |
| */ |
| public static final class Pack200StrategyEnum extends EnumeratedAttribute { |
| private static final Map STRATEGIES = new HashMap(); |
| private static final String IN_MEMORY_KEY = "in-memory"; |
| private static final String TEMP_FILE_KEY = "temp-file"; |
| static { |
| STRATEGIES.put(IN_MEMORY_KEY, Pack200Strategy.IN_MEMORY); |
| STRATEGIES.put(TEMP_FILE_KEY, Pack200Strategy.TEMP_FILE); |
| } |
| |
| public String[] getValues() { |
| return new String[] {IN_MEMORY_KEY, TEMP_FILE_KEY}; |
| } |
| |
| static final Pack200StrategyEnum IN_MEMORY = |
| new Pack200StrategyEnum(IN_MEMORY_KEY); |
| |
| private Pack200StrategyEnum(String name) { |
| setValue(name); |
| } |
| |
| public Pack200StrategyEnum() { |
| } |
| |
| public Pack200Strategy getStrategy() { |
| return (Pack200Strategy) STRATEGIES.get(getValue()); |
| } |
| } |
| } |