Bug 177691 Support Date/Time type in BIRT.
We plan to support Date/Time type in BIRT. Please refer to attached document/patch file for necessary info.
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/api/ParameterValidationUtilTest.java
ThreadResources.setLocale( ULocale.ENGLISH );
		dateCal = Calendar.getInstance( ThreadResources.getLocale( ) );
		dateCal.set( 1998, 8, 13, 20, 1, 44 );
		formatter = new DateFormatter( ThreadResources.getLocale( ) );
		formatter.applyPattern( format );
		value = formatter.format( dateCal.getTime( ) );
		String resultEN = formatPattern.format( ParameterValidationUtil
				.validate( DesignChoiceConstants.PARAM_TYPE_DATETIME, format,
						value, ULocale.ENGLISH ) == null
				? null
				: ParameterValidationUtil.validate(
						DesignChoiceConstants.PARAM_TYPE_DATETIME, format,
						value, ULocale.ENGLISH ) );
		assertEquals( result, resultEN );
		
		assertEquals( resultJAP, resultEN );
		
		Object obj = ParameterValidationUtil.validate(
				DesignChoiceConstants.PARAM_TYPE_DATETIME, null,
				"1/1/1999 4:50:10 am", ULocale.US ); 
		assertNotNull( obj );
		assertTrue( obj instanceof Date );
		try
		{
			ParameterValidationUtil.validate(
					DesignChoiceConstants.PARAM_TYPE_DATETIME, null,
					"1999-2-27", ULocale.US ); 
			fail( );
		}
		catch ( ValidationValueException e )