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
Double doubleValue = new Double( "12345.456" ); 
		assertEquals( "12345.456", ParameterValidationUtil.getDisplayValue( 
				DesignChoiceConstants.PARAM_TYPE_FLOAT,
				DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER,
				doubleValue, ULocale.ENGLISH ) );
		assertEquals( "12345,456", ParameterValidationUtil.getDisplayValue( 
				DesignChoiceConstants.PARAM_TYPE_FLOAT,
				DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER,
				doubleValue, ULocale.GERMAN ) );
		assertEquals( "Currency12345", ParameterValidationUtil.getDisplayValue( 
				DesignChoiceConstants.PARAM_TYPE_FLOAT,
				DesignChoiceConstants.NUMBER_FORMAT_TYPE_CURRENCY, doubleValue,
				ULocale.GERMAN ) );
		
		Integer integerValue = new Integer( "12345" ); 
		assertEquals( "12345", ParameterValidationUtil.getDisplayValue( 
				DesignChoiceConstants.PARAM_TYPE_INTEGER,
				DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER,
				integerValue, ULocale.ENGLISH ) );
		assertEquals( "12345", ParameterValidationUtil.getDisplayValue( 
				DesignChoiceConstants.PARAM_TYPE_INTEGER,
				DesignChoiceConstants.NUMBER_FORMAT_TYPE_GENERAL_NUMBER,
				integerValue, ULocale.GERMAN ) );
		assertEquals( "Currency12345", ParameterValidationUtil.getDisplayValue( 
				DesignChoiceConstants.PARAM_TYPE_FLOAT,
				DesignChoiceConstants.NUMBER_FORMAT_TYPE_CURRENCY,
				integerValue, ULocale.GERMAN ) );
		
		BigDecimal decimalValue = new BigDecimal( "12345678.1234" ); 
		assertEquals( "12.345.678,12", ParameterValidationUtil.getDisplayValue(