content: package com.alibaba.druid.pool.oracle;
  
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.util.JdbcUtils;
  import junit.framework.TestCase;
  
  import java.sql.Connection;
  import java.sql.PreparedStatement;
  import java.sql.ResultSet;
  import java.util.concurrent.CountDownLatch;
  
  public class QueryTimeoutTest extends TestCase {
      private DruidDataSource dataSource;
  
      protected void setUp() throws Exception {
          dataSource = new DruidDataSource();
          dataSource.setUrl("jdbc:mysql://a.b.c.d:3306/umiddb");
          dataSource.setUsername("umiddb");
          dataSource.setPassword("umiddb1001");
          dataSource.setInitialSize(1);
          dataSource.setMaxActive(14);
          dataSource.setMinIdle(1);
          dataSource.setMinEvictableIdleTimeMillis(300 * 1000); // 300 / 10
          dataSource.setTimeBetweenEvictionRunsMillis(180 * 1000); // 180 / 10
          dataSource.setTestWhileIdle(true);
          dataSource.setTestOnBorrow(false);
          dataSource.setValidationQuery("SELECT 1");
          dataSource.setFilters("stat");
      }
  
      public void test_queryTimeout() throws Exception {
          try {
              final Connection conn = dataSource.getConnection();
  
              String sql = "SELECT sleep(1)";
              final CountDownLatch latch = new CountDownLatch(1);
              Thread thread = new Thread() {
                  public void run() {
                      try {
                          latch.countDown();
                          Thread.sleep(100);
                          conn.close();
                      } catch (Exception e) {
                          e.printStackTrace();
                      }
                  }
              };
              thread.start();
  
              latch.await();
              final PreparedStatement stmt = conn.prepareStatement(sql);
  //            stmt.setQueryTimeout(1);
  
              final ResultSet rs = stmt.executeQuery();
              JdbcUtils.printResultSet(rs);
              rs.close();
              stmt.close();
              conn.close();
  
          } catch (Exception e) {
              //
              e.printStackTrace();
          }
  
          Connection conn = dataSource.getConnection();
  
          String sql = "SELECT 'x'";
          PreparedStatement stmt = conn.prepareStatement(sql);
          stmt.setQueryTimeout(1);
          ResultSet rs = stmt.executeQuery();
          JdbcUtils.printResultSet(rs);
          rs.close();
          stmt.close();
          conn.close();
      }
  }
  