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.sql;
  
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.util.JdbcUtils;
  import junit.framework.TestCase;
  
  import java.sql.Connection;
  import java.sql.ResultSet;
  import java.sql.SQLException;
  import java.sql.Statement;
  
  public class OnlineOracleTest3 extends TestCase {
      private String jdbcUrl;
      private String user;
      private String password;
      private DruidDataSource dataSource;
  
      public void setUp() throws Exception {
          jdbcUrl = "jdbc:oracle:thin:@xx.xx.xx.xx:1521:emdb";
          user = "wardon";
          password = "wardon";
  
          dataSource = new DruidDataSource();
          dataSource.setInitialSize(1);
          dataSource.setUrl(jdbcUrl);
          dataSource.setUsername(user);
          dataSource.setPassword(password);
          dataSource.setMaxActive(50);
          dataSource.setPoolPreparedStatements(true);
          dataSource.setMaxOpenPreparedStatements(100);
  //        dataSource.setFilters("wall");
      }
  
      public void test_connect() throws Exception {
          executeQuery("select UID, USER FROM DUAL");
      }
  
      public void executeQuery(String sql) throws SQLException {
          Connection conn = null;
          Statement stmt = null;
          ResultSet rs = null;
          try {
              conn = dataSource.getConnection();
  
              stmt = conn.createStatement();
              rs = stmt.executeQuery(sql);
  
              JdbcUtils.printResultSet(rs);
  
          } finally {
              JdbcUtils.close(rs);
              JdbcUtils.close(stmt);
              JdbcUtils.close(conn);
          }
      }
  
      public void execute(String sql) throws SQLException {
          Connection conn = null;
          Statement stmt = null;
          try {
              conn = dataSource.getConnection();
  
              stmt = conn.createStatement();
              stmt.execute(sql);
  
          } finally {
              JdbcUtils.close(stmt);
              JdbcUtils.close(conn);
          }
      }
  }
  