/***********************************************************************************************************************
* Copyright (C) 2010-2013 by the Stratosphere project (http://stratosphere.eu)
*
* 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 eu.stratosphere.addons.hbase.common;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
import eu.stratosphere.types.Key;
/**
* Simple wrapper to encapsulate an HBase h{@link ImmutableBytesWritable} as a Key
*/
public class HBaseKey implements Key<HBaseKey> {
private static final long serialVersionUID = 1L;
private ImmutableBytesWritable writable;
public HBaseKey() {
this.writable = new ImmutableBytesWritable();
}
public HBaseKey(ImmutableBytesWritable writable) {
this.writable = writable;
}
public ImmutableBytesWritable getWritable() {
return writable;
}
public void setWritable(ImmutableBytesWritable writable) {
this.writable = writable;
}
// --------------------------------------------------------------------------------------------
@Override
public void write(DataOutput out) throws IOException {
this.writable.write(out);
}
@Override
public void read(DataInput in) throws IOException {
this.writable.readFields(in);
}
@Override
public int hashCode() {
return this.writable.hashCode();
}
@Override
public boolean equals(Object obj) {
if (obj.getClass() == HBaseKey.class) {
return this.writable.equals(((HBaseKey) obj).writable);
} else {
return false;
}
}
@Override
public int compareTo(HBaseKey other) {
return this.writable.compareTo(other.writable);
}
}