/*
* Copyright 2010 The Apache Software Foundation
*
* 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 maynot 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 applicablelaw 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.phoenix.pig.hadoop;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import org.apache.hadoop.io.Writable;
import org.apache.hadoop.mapreduce.InputSplit;
import org.apache.phoenix.query.KeyRange;
import com.google.common.base.Preconditions;
/**
*
* Input split class to hold the lower and upper bound range. {@link KeyRange}
*
*/
public class PhoenixInputSplit extends InputSplit implements Writable {
private KeyRange keyRange;
/**
* No Arg constructor
*/
public PhoenixInputSplit() {
}
/**
*
* @param keyRange
*/
public PhoenixInputSplit(final KeyRange keyRange) {
Preconditions.checkNotNull(keyRange);
this.keyRange = keyRange;
}
@Override
public void readFields(DataInput input) throws IOException {
this.keyRange = new KeyRange ();
this.keyRange.readFields(input);
}
@Override
public void write(DataOutput output) throws IOException {
Preconditions.checkNotNull(keyRange);
keyRange.write(output);
}
@Override
public long getLength() throws IOException, InterruptedException {
return 0;
}
@Override
public String[] getLocations() throws IOException, InterruptedException {
return new String[]{};
}
/**
* @return Returns the keyRange.
*/
public KeyRange getKeyRange() {
return keyRange;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((keyRange == null) ? 0 : keyRange.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) { return true; }
if (obj == null) { return false; }
if (!(obj instanceof PhoenixInputSplit)) { return false; }
PhoenixInputSplit other = (PhoenixInputSplit)obj;
if (keyRange == null) {
if (other.keyRange != null) { return false; }
} else if (!keyRange.equals(other.keyRange)) { return false; }
return true;
}
}