hadoop BuiltInZlibInflater 源码
haddop BuiltInZlibInflater 代码
文件路径：/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/compress/zlib/BuiltInZlibInflater.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.apache.hadoop.io.compress.zlib;
import java.io.IOException;
import java.util.zip.DataFormatException;
import java.util.zip.Inflater;
import org.apache.hadoop.io.compress.Decompressor;
/**
* A wrapper around java.util.zip.Inflater to make it conform
* to org.apache.hadoop.io.compress.Decompressor interface.
*
*/
public class BuiltInZlibInflater extends Inflater implements Decompressor {
public BuiltInZlibInflater(boolean nowrap) {
super(nowrap);
}
public BuiltInZlibInflater() {
super();
}
@Override
public synchronized int decompress(byte[] b, int off, int len)
throws IOException {
try {
return super.inflate(b, off, len);
} catch (DataFormatException dfe) {
throw new IOException(dfe.getMessage());
}
}
}
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