content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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.alibaba.druid.pool;
  
  import junit.framework.TestCase;
  
  import java.lang.reflect.Method;
  import java.sql.Connection;
  import java.sql.Driver;
  import java.sql.DriverManager;
  
  public class TestMySqlPing extends TestCase {
      public void test_ping() throws Exception {
          String url = "jdbc:mysql://a.b.c.d:3308/dragoon_v25_masterdb";
          String user = "dragoon_admin";
          String password = "dragoon_root";
  
          Driver driver = (Driver) Class.forName("com.mysql.jdbc.Driver").newInstance();
  
          Connection conn = DriverManager.getConnection(url, user, password);
          ping(conn);
          conn.close();
      }
  
      public void ping(Connection conn) throws Exception {
          System.out.println(conn.getClass());
          Method method = conn.getClass().getMethod("pring");
          method.invoke(conn);
      }
  }
  