| /** |
| * 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.type; |
| |
| import org.apache.tajo.common.TajoDataTypes; |
| |
| import java.util.Objects; |
| |
| public class Map extends Type { |
| private final Type keyType; |
| private final Type valueType; |
| |
| public Map(Type keyType, Type valueType) { |
| this.keyType = keyType; |
| this.valueType = valueType; |
| } |
| |
| public Type keyType() { |
| return this.keyType; |
| } |
| |
| public Type valueType() { |
| return this.valueType; |
| } |
| |
| @Override |
| public TajoDataTypes.Type baseType() { |
| return TajoDataTypes.Type.MAP; |
| } |
| |
| @Override |
| public String toString() { |
| return "map<" + keyType + "," + valueType + ">"; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(baseType(), keyType, valueType); |
| } |
| |
| @Override |
| public boolean equals(Object object) { |
| if (object instanceof Map) { |
| Map other = (Map) object; |
| return keyType.equals(other.keyType) && valueType.equals(other.valueType); |
| } |
| |
| return false; |
| } |
| } |