Examples with SlowQueryReportJmx org.apache.tomcat.jdbc.pool.interceptor.SlowQueryReportJmx used on opensource projects

Example 1 with SlowQueryReportJmx

use of org.apache.tomcat.jdbc.pool.interceptor.SlowQueryReportJmx in project tomcat by apache.

the class TestSlowQueryReport method testSlowSqlJmx.

@Test
public void testSlowSqlJmx() throws Exception {
    int count = 1;
    Connection con = this.datasource.getConnection();
    for (int i = 0; i < count; i++) {
        Statement st = con.createStatement();
        ResultSet rs = st.executeQuery(superSlowSql);
        rs.close();
        st.close();
    }
    Map<String, SlowQueryReport.QueryStats> map = SlowQueryReport.getPoolStats(datasource.getPool().getName());
    Assert.assertNotNull(map);
    Assert.assertEquals(1, map.size());
    String key = map.keySet().iterator().next();
    SlowQueryReport.QueryStats stats = map.get(key);
    System.out.println("Stats:" + stats);
    ClientListener listener = new ClientListener();
    ConnectionPool pool = datasource.getPool();
    ManagementFactory.getPlatformMBeanServer().addNotificationListener(new SlowQueryReportJmx().getObjectName(SlowQueryReportJmx.class, pool.getName()), listener, null, null);
    for (int i = 0; i < count; i++) {
        PreparedStatement st = con.prepareStatement(superSlowSql);
        ResultSet rs = st.executeQuery();
        rs.close();
        st.close();
    }
    System.out.println("Stats:" + stats);
    for (int i = 0; i < count; i++) {
        CallableStatement st = con.prepareCall(superSlowSql);
        ResultSet rs = st.executeQuery();
        rs.close();
        st.close();
    }
    System.out.println("Stats:" + stats);
    Assert.assertEquals("Expecting to have received " + (2 * count) + " notifications.", 2 * count, listener.notificationCount.get());
    con.close();
    tearDown();
    //make sure we actually did clean up when the pool closed
    Assert.assertNull(SlowQueryReport.getPoolStats(pool.getName()));
}