hadoop BZip2DummyCompressor 源码
haddop BZip2DummyCompressor 代码
文件路径：/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/compress/bzip2/BZip2DummyCompressor.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.bzip2;
import java.io.IOException;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.io.compress.Compressor;
/**
* This is a dummy compressor for BZip2.
*/
public class BZip2DummyCompressor implements Compressor {
@Override
public int compress(byte[] b, int off, int len) throws IOException {
throw new UnsupportedOperationException();
}
@Override
public void end() {
throw new UnsupportedOperationException();
}
@Override
public void finish() {
throw new UnsupportedOperationException();
}
@Override
public boolean finished() {
throw new UnsupportedOperationException();
}
@Override
public long getBytesRead() {
throw new UnsupportedOperationException();
}
@Override
public long getBytesWritten() {
throw new UnsupportedOperationException();
}
@Override
public boolean needsInput() {
throw new UnsupportedOperationException();
}
@Override
public void reset() {
// do nothing
}
@Override
public void setDictionary(byte[] b, int off, int len) {
throw new UnsupportedOperationException();
}
@Override
public void setInput(byte[] b, int off, int len) {
throw new UnsupportedOperationException();
}
@Override
public void reinit(Configuration conf) {
// do nothing
}
}
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