/*
 * 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.flink.examples.java.distcp;

import org.apache.flink.core.io.InputSplit;

/**
 * Implementation of {@code InputSplit} for copying files.
 */
public class FileCopyTaskInputSplit implements InputSplit {

	private static final long serialVersionUID = -7621656017747660450L;

	private final FileCopyTask task;
	private final int splitNumber;

	public FileCopyTaskInputSplit(FileCopyTask task, int splitNumber) {
		this.task = task;
		this.splitNumber = splitNumber;
	}

	public FileCopyTask getTask() {
		return task;
	}

	@Override
	public int getSplitNumber() {
		return splitNumber;
	}

	@Override
	public boolean equals(Object obj) {

		if (obj == this) {
			return true;
		}
		else if (obj instanceof FileCopyTaskInputSplit) {
			FileCopyTaskInputSplit other = (FileCopyTaskInputSplit) obj;

			return this.getSplitNumber() == other.getSplitNumber();
		}
		else {
			return false;
		}
	}
}