| /** |
| * 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.tajo.datum; |
| |
| import com.google.protobuf.Message; |
| import org.apache.tajo.common.TajoDataTypes; |
| |
| public class ProtobufDatum extends Datum { |
| private final Message value; |
| |
| public ProtobufDatum(Message message) { |
| super(TajoDataTypes.Type.PROTOBUF); |
| this.value = message; |
| } |
| |
| public Message get() { |
| return value; |
| } |
| |
| @Override |
| public byte [] asByteArray() { |
| return value.toByteArray(); |
| } |
| |
| @Override |
| public int size() { |
| return value.getSerializedSize(); |
| } |
| |
| @Override |
| public int compareTo(Datum datum) { |
| if (datum.type() == TajoDataTypes.Type.PROTOBUF) { |
| return value.equals(((ProtobufDatum)datum).get()) ? 0 : -1; |
| } else { |
| return -1; |
| } |
| } |
| |
| @Override |
| public int hashCode() { |
| return value.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object object) { |
| if (object instanceof ProtobufDatum) { |
| ProtobufDatum another = (ProtobufDatum) object; |
| return value.equals(another.value); |
| } else { |
| return false; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return value.toString(); |
| } |
| } |