com.livk.context.dynamic.DataSourceContextHolder Maven / Gradle / Ivy
/*
* Copyright 2021-2024 spring-boot-extension the original author or authors.
*
* 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
*
* https://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.livk.context.dynamic;
import org.springframework.core.NamedInheritableThreadLocal;
import org.springframework.core.NamedThreadLocal;
import org.springframework.util.StringUtils;
/**
*
* DataSourceContextHolder
*
*
* @author livk
*/
public class DataSourceContextHolder {
private static final ThreadLocal datasourceHolder = new NamedThreadLocal<>("datasource context");
private static final ThreadLocal inheritableDatasourceHolder = new NamedInheritableThreadLocal<>(
"inheritable datasource context");
/**
* Switch data source.
* @param datasource the datasource
*/
public static void switchDataSource(String datasource) {
switchDataSource(datasource, false);
}
/**
* Switch data source.
* @param datasource the datasource
* @param inheritable the inheritable
*/
public static void switchDataSource(String datasource, boolean inheritable) {
if (StringUtils.hasText(datasource)) {
if (inheritable) {
inheritableDatasourceHolder.set(datasource);
datasourceHolder.remove();
}
else {
datasourceHolder.set(datasource);
inheritableDatasourceHolder.remove();
}
}
else {
clear();
}
}
/**
* Get data source.
* @return the data source
*/
public static String getDataSource() {
String datasource = datasourceHolder.get();
return StringUtils.hasText(datasource) ? datasource : inheritableDatasourceHolder.get();
}
/**
* Clear.
*/
public static void clear() {
datasourceHolder.remove();
inheritableDatasourceHolder.remove();
}
}