fix 数据源初始化优化

wangbin 3 years ago
parent dafae75bb4
commit 0b5aeb4c95

@ -26,18 +26,21 @@ public class JdbcServiceImpl implements JdbcService {
/** /**
* map * map
*/ */
static Map<Long, DruidDataSource> map = new ConcurrentHashMap<>(); private Map<Long, DruidDataSource> map = new ConcurrentHashMap<>();
private Object lock = new Object();
public DruidDataSource getJdbcConnectionPool(DataSourceDto dataSource) { public DruidDataSource getJdbcConnectionPool(DataSourceDto dataSource) {
if (map.containsKey(dataSource.getId())) { if (map.containsKey(dataSource.getId())) {
return map.get(dataSource.getId()); return map.get(dataSource.getId());
} else { } else {
try { try {
if (!map.containsKey(dataSource.getId())) { synchronized (lock) {
DruidDataSource pool = druidProperties.dataSource(dataSource.getJdbcUrl(), if (!map.containsKey(dataSource.getId())) {
dataSource.getUsername(), dataSource.getPassword(), dataSource.getDriverName()); DruidDataSource pool = druidProperties.dataSource(dataSource.getJdbcUrl(),
map.put(dataSource.getId(), pool); dataSource.getUsername(), dataSource.getPassword(), dataSource.getDriverName());
log.info("创建连接池成功:{}", dataSource.getJdbcUrl()); map.put(dataSource.getId(), pool);
log.info("创建连接池成功:{}", dataSource.getJdbcUrl());
}
} }
return map.get(dataSource.getId()); return map.get(dataSource.getId());
} finally { } finally {

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