System.setProperty("org.apache.commons.logging.Log", "org.apache.commons.logging.impl.Jdk14Logger");
    protected void setUp() throws Exception {        super.setUp();        SystemTime.setTimeSource(new MockSystemTimeSource(System.currentTimeMillis()));        System.setProperty("org.apache.commons.logging.Log",                "org.apache.commons.logging.impl.Jdk14Logger");    }