com.sharksharding.util.sequence.CreateSequenceIdService Maven / Gradle / Ivy
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/*
* Copyright 2015-2101 gaoxianglong
*
* Licensed 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 com.sharksharding.util.sequence;
/**
* 生成SequenceId服务
*
* @author gaoxianglong
*
* @version 1.4.1
*/
public interface CreateSequenceIdService {
/**
* 获取mysql生成的sequenceID,其最大值不可超过二进制位数64位long类型的最大值9223372036854775807
*
* @author gaoxianglong
*
* @param idcNum
* IDC机房编码, 用于区分不同的IDC机房,3位数字长度
*
* @param type
* 业务类别,2位数字长度
*
* @param memData
* 内存占位数量
*
* @return long 返回生成的19位数字长度的sequenceId
*/
public long getSequenceId(int idcNum, int type, long memData);
/**
* 获取zookeeper生成的sequenceID,其最大值不可超过二进制位数64位long类型的最大值9223372036854775807
*
* @author gaoxianglong
*
* @param rootNodePath
* zk根节点
*
* @param idcNum
* IDC机房编码, 用于区分不同的IDC机房,3位数字长度
*
* @param type
* 业务类别,6位数字长度
*
* @param memData
* 内存占位数量
*
* @return long 返回生成的19位数字长度的sequenceId
*/
public long getSequenceId(String rootNodePath, int idcNum, int type, long memData);
}