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/*
* 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.tools.ant.types.resources;
import org.apache.tools.ant.types.ResourceCollection;
/**
* A compressed resource.
*
* <p>Wraps around another resource, delegates all queries (except
* getSize) to that other resource but uncompresses/compresses streams
* on the fly.</p>
*
* @since Ant 1.7
*/
public abstract class CompressedResource extends ContentTransformingResource {
/** no arg constructor */
protected CompressedResource() {
}
/**
* Constructor with another resource to wrap.
* @param other the resource to wrap.
*/
protected CompressedResource(ResourceCollection other) {
addConfigured(other);
}
/**
* Get the string representation of this Resource.
* @return this Resource formatted as a String.
* @since Ant 1.7
*/
public String toString() {
return getCompressionName() + " compressed " + super.toString();
}
/**
* Get the name of the compression method used.
* @return the name of the compression method.
*/
protected abstract String getCompressionName();
}
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