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Method of fast database query in complicated environment.

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/*
 * Copyright (c) 2016-2017, fastquery.org and/or its affiliates. All rights reserved.
 *
 * 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.
 * 
 * For more information, please see http://www.fastquery.org/.
 * 
 */

package org.fastquery.core;

/**
 * 主键对象
 * 
 * @author xixifeng ([email protected])
 */
public class Primarykey {

	private Long autoIncKey;
	private String pkey;
	
	/**
	 * 主键有2中可能 数字类型(int Integer long Long)可视为long, 另一种是字符串类型
	 * @param autoIncKey 若为-1表示不存在
	 * @param pkey 若为 null 表示不存在
	 */
	public Primarykey(Long autoIncKey, String pkey) {
		this.autoIncKey = autoIncKey;
		this.pkey = pkey;
	}
	
	/**
	 * 获取主键
	 * @return 主键
	 */
	public Long getPrimarykey() {
		return autoIncKey;
	}
	
	/**
	 * 获取主键
	 * @return 字符串类型的主键
	 */
	public String getSpecifyPrimarykey() {
		return pkey;
	}
	
}