001/*
002 *
003 * Licensed to the Apache Software Foundation (ASF) under one
004 * or more contributor license agreements.  See the NOTICE file
005 * distributed with this work for additional information
006 * regarding copyright ownership.  The ASF licenses this file
007 * to you under the Apache License, Version 2.0 (the
008 * "License"); you may not use this file except in compliance
009 * with the License.  You may obtain a copy of the License at
010 *
011 *     http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 */
019package org.apache.hadoop.hbase.rest.filter;
020
021import java.io.IOException;
022import java.util.zip.GZIPInputStream;
023
024import javax.servlet.ReadListener;
025import javax.servlet.ServletInputStream;
026import javax.servlet.http.HttpServletRequest;
027
028import org.apache.yetus.audience.InterfaceAudience;
029
030@InterfaceAudience.Private
031public class GZIPRequestStream extends ServletInputStream {
032  private GZIPInputStream in;
033
034  public GZIPRequestStream(HttpServletRequest request) throws IOException {
035    this.in = new GZIPInputStream(request.getInputStream());
036  }
037
038  @Override
039  public int read() throws IOException {
040    return in.read();
041  }
042
043  @Override
044  public int read(byte[] b) throws IOException {
045    return in.read(b);
046  }
047
048  @Override
049  public int read(byte[] b, int off, int len) throws IOException {
050    return in.read(b, off, len);
051  }
052
053  @Override
054  public void close() throws IOException {
055    in.close();
056  }
057
058  @Override
059  public boolean isFinished() {
060    throw new UnsupportedOperationException("Asynchonous operation is not supported.");
061  }
062
063  @Override
064  public boolean isReady() {
065    throw new UnsupportedOperationException("Asynchonous operation is not supported.");
066  }
067
068  @Override
069  public void setReadListener(ReadListener listener) {
070    throw new UnsupportedOperationException("Asynchonous operation is not supported.");
071  }
072}