| // 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 |
| // 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 com.cloud.utils.db; |
| |
| public class JoinBuilder<T> { |
| |
| public enum JoinType { |
| INNER("INNER JOIN"), LEFT("LEFT JOIN"), RIGHT("RIGHT JOIN"), RIGHTOUTER("RIGHT OUTER JOIN"), LEFTOUTER("LEFT OUTER JOIN"); |
| |
| private final String _name; |
| |
| JoinType(String name) { |
| _name = name; |
| } |
| |
| public String getName() { |
| return _name; |
| } |
| } |
| |
| private final T t; |
| private JoinType type; |
| private Attribute firstAttribute; |
| private Attribute secondAttribute; |
| |
| public JoinBuilder(T t, Attribute firstAttribute, Attribute secondAttribute, JoinType type) { |
| this.t = t; |
| this.firstAttribute = firstAttribute; |
| this.secondAttribute = secondAttribute; |
| this.type = type; |
| } |
| |
| public T getT() { |
| return t; |
| } |
| |
| public JoinType getType() { |
| return type; |
| } |
| |
| public void setType(JoinType type) { |
| this.type = type; |
| } |
| |
| public Attribute getFirstAttribute() { |
| return firstAttribute; |
| } |
| |
| public void setFirstAttribute(Attribute firstAttribute) { |
| this.firstAttribute = firstAttribute; |
| } |
| |
| public Attribute getSecondAttribute() { |
| return secondAttribute; |
| } |
| |
| public void setSecondAttribute(Attribute secondAttribute) { |
| this.secondAttribute = secondAttribute; |
| } |
| |
| } |