public String getRealMaximumTimeout() {
    return Const.trim( environmentSubstitute( getMaximumTimeout() ) );
  }
@Test
  public void testGetRealMaximumTimeout() {
    JobEntryDelay entry = new JobEntryDelay();
    assertTrue( Utils.isEmpty( entry.getRealMaximumTimeout() ) );

    entry.setMaximumTimeout( " 1" );
    assertEquals( "1", entry.getRealMaximumTimeout() );

    entry.setVariable( "testValue", " 20" );
    entry.setMaximumTimeout( "${testValue}" );
    assertEquals( "20", entry.getRealMaximumTimeout() );
  }