Java Code Examples for org.apache.tomcat.jdbc.pool.interceptor.StatementCounterInterceptor

The following examples show how to use org.apache.tomcat.jdbc.pool.interceptor.StatementCounterInterceptor. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: Tomcat8-Source-Read   Source File: TestStatementCache.java    License: MIT License 5 votes vote down vote up
@Test
public void testStatementClose1() throws Exception {
    init();
    datasource.setJdbcInterceptors(
            TestStatementCacheInterceptor.class.getName()
            + "(prepared=true,callable=false,max=1);"
            + StatementCounterInterceptor.class.getName());
    Connection con = datasource.getConnection();
    StatementCounterInterceptor counter = findInterceptor(con, StatementCounterInterceptor.class);
    PreparedStatement ps1, ps2;

    ps1 = con.prepareStatement("select 1");
    Assert.assertEquals(1, counter.getActiveCount());
    ps1.close();
    Assert.assertEquals("Statement goes into cache, not closed", 1, counter.getActiveCount());

    ps1 = con.prepareStatement("select 1");
    Assert.assertEquals("Reusing statement from cache", 1, counter.getActiveCount());
    ps2 = con.prepareStatement("select 1");
    Assert.assertEquals("Reusing statement from cache", 2, counter.getActiveCount());

    ps2.close();
    Assert.assertEquals("Statement goes into cache, not closed", 2, counter.getActiveCount());
    ps1.close();
    // Cache has "max=1". The following tests BZ 54732.
    Assert.assertEquals("Statement does not go into cache, closed", 1, counter.getActiveCount());

    con.close();
    Assert.assertEquals("Connection returned to the pool. Statement is in cache", 1, counter.getActiveCount());

    datasource.close();
    Assert.assertEquals("Pool cleared. All statements in cache are closed", 0, counter.getActiveCount());
}
 
Example 2
Source Project: Tomcat8-Source-Read   Source File: TestStatementCache.java    License: MIT License 5 votes vote down vote up
@Test
public void testStatementClose2() throws Exception {
    init();
    datasource.setJdbcInterceptors(
            TestStatementCacheInterceptor.class.getName()
            + "(prepared=false,callable=false,max=10);"
            + StatementCounterInterceptor.class.getName());
    Connection con = datasource.getConnection();
    StatementCounterInterceptor counter = findInterceptor(con, StatementCounterInterceptor.class);
    PreparedStatement ps1 = con.prepareStatement("select 1");
    Assert.assertEquals(1, counter.getActiveCount());
    ps1.close();
    Assert.assertEquals("Statement is not pooled, closes immediately", 0, counter.getActiveCount());
}
 
Example 3
Source Project: Tomcat7.0.67   Source File: TestStatementCache.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testStatementClose1() throws Exception {
    init();
    datasource.setJdbcInterceptors(
            TestStatementCacheInterceptor.class.getName()
            + "(prepared=true,callable=false,max=1);"
            + StatementCounterInterceptor.class.getName());
    Connection con = datasource.getConnection();
    StatementCounterInterceptor counter = findInterceptor(con, StatementCounterInterceptor.class);
    PreparedStatement ps1, ps2;

    ps1 = con.prepareStatement("select 1");
    Assert.assertEquals(1, counter.getActiveCount());
    ps1.close();
    Assert.assertEquals("Statement goes into cache, not closed", 1, counter.getActiveCount());

    ps1 = con.prepareStatement("select 1");
    Assert.assertEquals("Reusing statement from cache", 1, counter.getActiveCount());
    ps2 = con.prepareStatement("select 1");
    Assert.assertEquals("Reusing statement from cache", 2, counter.getActiveCount());

    ps2.close();
    Assert.assertEquals("Statement goes into cache, not closed", 2, counter.getActiveCount());
    ps1.close();
    // Cache has "max=1". The following tests BZ 54732.
    Assert.assertEquals("Statement does not go into cache, closed", 1, counter.getActiveCount());

    con.close();
    Assert.assertEquals("Connection returned to the pool. Statement is in cache", 1, counter.getActiveCount());

    datasource.close();
    Assert.assertEquals("Pool cleared. All statements in cache are closed", 0, counter.getActiveCount());
}
 
Example 4
Source Project: Tomcat7.0.67   Source File: TestStatementCache.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testStatementClose2() throws Exception {
    init();
    datasource.setJdbcInterceptors(
            TestStatementCacheInterceptor.class.getName()
            + "(prepared=false,callable=false,max=10);"
            + StatementCounterInterceptor.class.getName());
    Connection con = datasource.getConnection();
    StatementCounterInterceptor counter = findInterceptor(con, StatementCounterInterceptor.class);
    PreparedStatement ps1 = con.prepareStatement("select 1");
    Assert.assertEquals(1, counter.getActiveCount());
    ps1.close();
    Assert.assertEquals("Statement is not pooled, closes immediately", 0, counter.getActiveCount());
}
 
Example 5
Source Project: tomcatsrc   Source File: TestStatementCache.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testStatementClose1() throws Exception {
    init();
    datasource.setJdbcInterceptors(
            TestStatementCacheInterceptor.class.getName()
            + "(prepared=true,callable=false,max=1);"
            + StatementCounterInterceptor.class.getName());
    Connection con = datasource.getConnection();
    StatementCounterInterceptor counter = findInterceptor(con, StatementCounterInterceptor.class);
    PreparedStatement ps1, ps2;

    ps1 = con.prepareStatement("select 1");
    Assert.assertEquals(1, counter.getActiveCount());
    ps1.close();
    Assert.assertEquals("Statement goes into cache, not closed", 1, counter.getActiveCount());

    ps1 = con.prepareStatement("select 1");
    Assert.assertEquals("Reusing statement from cache", 1, counter.getActiveCount());
    ps2 = con.prepareStatement("select 1");
    Assert.assertEquals("Reusing statement from cache", 2, counter.getActiveCount());

    ps2.close();
    Assert.assertEquals("Statement goes into cache, not closed", 2, counter.getActiveCount());
    ps1.close();
    // Cache has "max=1". The following tests BZ 54732.
    Assert.assertEquals("Statement does not go into cache, closed", 1, counter.getActiveCount());

    con.close();
    Assert.assertEquals("Connection returned to the pool. Statement is in cache", 1, counter.getActiveCount());

    datasource.close();
    Assert.assertEquals("Pool cleared. All statements in cache are closed", 0, counter.getActiveCount());
}
 
Example 6
Source Project: tomcatsrc   Source File: TestStatementCache.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testStatementClose2() throws Exception {
    init();
    datasource.setJdbcInterceptors(
            TestStatementCacheInterceptor.class.getName()
            + "(prepared=false,callable=false,max=10);"
            + StatementCounterInterceptor.class.getName());
    Connection con = datasource.getConnection();
    StatementCounterInterceptor counter = findInterceptor(con, StatementCounterInterceptor.class);
    PreparedStatement ps1 = con.prepareStatement("select 1");
    Assert.assertEquals(1, counter.getActiveCount());
    ps1.close();
    Assert.assertEquals("Statement is not pooled, closes immediately", 0, counter.getActiveCount());
}