TetherData.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.avro.mapred.tether;

import java.nio.ByteBuffer;

/** A wrapper for a ByteBuffer containing binary-encoded data. */
class TetherData {
  private int count = 1;                          // only used for task input
  private ByteBuffer buffer;

  public TetherData() {}
  public TetherData(ByteBuffer buffer) { this.buffer = buffer; }

  /** Return the count of records in the buffer.  Used for task input only.*/
  public int count() { return count; }

  /** Set the count of records in the buffer.  Used for task input only. */
  public void count(int count) { this.count = count; }

  /** Return the buffer. */
  public ByteBuffer buffer() { return buffer; }

  /** Set the buffer. */
  public void buffer(ByteBuffer buffer) { this.buffer = buffer; }
}