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
.applyPattern( DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER );
		value = formatter.format( input );
		assertEquals( "123.456", ParameterValidationUtil.validate( 
				DesignChoiceConstants.PARAM_TYPE_FLOAT,
				DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER, value,
				ULocale.FRANCE ).toString( ) );
		ThreadResources.setLocale( ULocale.CHINA );
		formatter = new NumberFormatter( ThreadResources.getLocale( ) );
		formatter
				.applyPattern( DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER );
		value = formatter.format( input );
		assertEquals(
				"123.456", ParameterValidationUtil.validate( DesignChoiceConstants.PARAM_TYPE_FLOAT, DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER, value, ULocale.CHINA ).toString( ) ); 
		
		Object resultVal = ParameterValidationUtil.validate(
				DesignChoiceConstants.PARAM_TYPE_DECIMAL,
				DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER, value,
				ULocale.CHINA );
		assertTrue( resultVal instanceof BigDecimal );
		assertEquals( "123.456", resultVal.toString( ) ); 
		try
		{
			ParameterValidationUtil.validate(
					DesignChoiceConstants.PARAM_TYPE_DECIMAL,
					DesignChoiceConstants.NUMBER_FORMAT_TYPE_SCIENTIFIC,
					"ergh", 
					ULocale.FRANCE );
			fail( );
		}
		catch ( ValidationValueException e )