zjh20250207

zjh

2025-02-07 59972ce8f9128858866c17655fc2d034d023b976

 ltkj-framework/src/main/java/com/ltkj/framework/datasource/DynamicDataSource.java

@@ -1,6 +1,7 @@
package com.ltkj.framework.datasource;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import javax.sql.DataSource;

import org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource;
@@ -11,6 +12,7 @@
 * @author ltkj
 */
public class DynamicDataSource extends AbstractRoutingDataSource {
    private final Map<Object, Object> targetDataSources = new ConcurrentHashMap<>(); // 存储所有数据源
    public DynamicDataSource(DataSource defaultTargetDataSource, Map<Object, Object> targetDataSources) {
        super.setDefaultTargetDataSource(defaultTargetDataSource);
        super.setTargetDataSources(targetDataSources);
@@ -19,6 +21,23 @@

    @Override
    protected Object determineCurrentLookupKey() {
        System.out.println("当前数据源 -> "+ DynamicDataSourceContextHolder.getDataSourceType());
        return DynamicDataSourceContextHolder.getDataSourceType();
    }

    public void addTargetDataSource(String key, DataSource dataSource) {
        targetDataSources.put(key, dataSource);
        super.setTargetDataSources(new ConcurrentHashMap<>(targetDataSources)); // 更新目标数据源
        super.afterPropertiesSet(); // 重新初始化数据源
    }

    // 允许外部访问所有目标数据源
    @Override
    public void setTargetDataSources(Map<Object, Object> targetDataSources) {
        super.setTargetDataSources(targetDataSources);
    }

    public Map<Object, Object> getTargetDataSources() {
        return targetDataSources; // 获取所有目标数据源
    }
}