001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *      http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019package org.apache.oozie.coord.input.dependency;
020
021import java.io.DataInput;
022import java.io.DataOutput;
023import java.io.IOException;
024
025import org.apache.hadoop.io.Writable;
026import org.apache.oozie.util.WritableUtils;
027
028public class CoordInputInstance implements Writable {
029
030    private String inputDataInstance = "";
031    private boolean availability = false;
032
033    public CoordInputInstance() {
034
035    }
036
037    public CoordInputInstance(String inputDataInstance, boolean availability) {
038        this.inputDataInstance = inputDataInstance;
039        this.availability = availability;
040
041    }
042
043    /**
044     * Gets the input data instance.
045     *
046     * @return the input data instance
047     */
048    public String getInputDataInstance() {
049        return inputDataInstance;
050    }
051
052    /**
053     * Checks if is available.
054     *
055     * @return true, if is available
056     */
057    public boolean isAvailable() {
058        return availability;
059    }
060
061    public void setAvailability(boolean availability) {
062        this.availability = availability;
063    }
064
065    @Override
066    public String toString() {
067        return getInputDataInstance() + " : " + isAvailable();
068    }
069
070    @Override
071    public void write(DataOutput out) throws IOException {
072        WritableUtils.writeStr(out, inputDataInstance);
073        out.writeBoolean(availability);
074
075    }
076
077    @Override
078    public void readFields(DataInput in) throws IOException {
079        inputDataInstance = WritableUtils.readStr(in);
080        availability = in.readBoolean();
081    }
082
083}