ImpalaBytesWritable.java

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// Copyright 2012 Cloudera Inc.
//
// Licensed 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 com.cloudera.impala.hive.executor;

import org.apache.hadoop.io.BytesWritable;

public class ImpalaBytesWritable extends BytesWritable {
  private final ImpalaStringWritable string_;

  public ImpalaBytesWritable(long ptr) {
    string_ = new ImpalaStringWritable(ptr);
  }

  @Override
  public byte[] copyBytes() {
    byte[] src = getBytes();
    return src.clone();
  }

  @Override
  public byte[] get() { return getBytes(); }
  @Override
  public byte[] getBytes() { return string_.getBytes(); }
  @Override
  public int getCapacity() { return string_.getCapacity(); }
  @Override
  public int getLength() { return string_.getLength(); }

  public ImpalaStringWritable getStringWritable() { return string_; }

  @Override
  public void set(byte[] v, int offset, int len) { string_.set(v, offset, len); }
  @Override
  public void setCapacity(int newCap) { string_.setCapacity(newCap); }
  @Override
  public void setSize(int size) { string_.setSize(size); }
}