CompressionFactory.java
/*
* 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.wikimedia.gobblin.compression;
import java.util.Map;
import org.apache.gobblin.codec.StreamCodec;
import org.apache.gobblin.compression.CompressionConfigParser;
/**
* Duplication of {@link org.apache.gobblin.compression.CompressionFactory} to use
* a modified instance of GzipCodec generating '.gz' extensions instead of '.gzip'.
*/
public final class CompressionFactory {
public static StreamCodec buildStreamCompressor(Map<String, Object> properties) {
String type = CompressionConfigParser.getCompressionType(properties);
if (!GzipCodec.TAG.equals(type)) {
throw new IllegalArgumentException("Can't build compressor of type " + type);
}
return new GzipCodec();
}
private CompressionFactory() {
// can't instantiate
}
}