| /* |
| * * |
| * * 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.crunch.io.hbase; |
| |
| import org.apache.crunch.types.Converter; |
| import org.apache.hadoop.io.NullWritable; |
| |
| public class HBaseValueConverter<V> implements Converter<Object, V, V, Iterable<V>> { |
| private final Class<V> serializationClass; |
| |
| public HBaseValueConverter(Class<V> serializationClass) { |
| this.serializationClass = serializationClass; |
| } |
| |
| @Override |
| public V convertInput(Object key, V value) { |
| return value; |
| } |
| |
| @Override |
| public Object outputKey(V value) { |
| return NullWritable.get(); |
| } |
| |
| @Override |
| public V outputValue(V value) { |
| return value; |
| } |
| |
| @Override |
| public Class<Object> getKeyClass() { |
| return (Class<Object>) (Class<?>) NullWritable.class; |
| } |
| |
| @Override |
| public Class<V> getValueClass() { |
| return serializationClass; |
| } |
| |
| @Override |
| public boolean applyPTypeTransforms() { |
| return false; |
| } |
| |
| @Override |
| public Iterable<V> convertIterableInput(Object key, Iterable<V> value) { |
| return value; |
| } |
| } |