com.sharksharding.core.shard.DbRule 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.core.shard;
/**
* 解析分库规则后计算数据源索引
*
* @author gaoxianglong
*
* @version 1.3.5
*/
public class DbRule extends RuleImpl {
private ShardConfigInfo sharkConfigInfo;
public DbRule() {
sharkConfigInfo = ShardConfigInfo.getShardInfo();
}
@Override
public int getIndex(long routeValue, String ruleArray) {
int dbIndex = -1;
/* 只有多库多表模式下需要计算数据源索引 */
if (sharkConfigInfo.getShardMode())
dbIndex = super.getDbIndex(routeValue, ruleArray);
return dbIndex;
}
}