Merge pull request #8709 from dataease/pr@dev@fixconn

fix(数据源): 停止应用时，释放数据源链接

sdk/dataease-plugin-datasource/src/main/java/io/dataease/plugins/datasource/provider/DefaultJdbcProvider.java

@@ -23,6 +23,10 @@ import java.sql.*;
 import java.util.*;
 
 public abstract class DefaultJdbcProvider extends Provider {
+    public Map<String, DruidDataSource> getJdbcConnection() {
+        return jdbcConnection;
+    }
+
     protected Map<String, DruidDataSource> jdbcConnection = new HashMap<>();
     protected ExtendedJdbcClassLoader extendedJdbcClassLoader;
     private Map<String, ExtendedJdbcClassLoader> customJdbcClassLoaders = new HashMap<>();