Bug 130688 ULocal unsupported(Data)
core/org.eclipse.birt.core/src/org/eclipse/birt/core/data/DataTypeUtil.java
public static Object toAutoValue( Object evaValue )
	{
		if ( evaValue == null )
			return null;
		Object value = null;
		if ( evaValue instanceof String )
		{
			
			String stringValue = (String) evaValue;
			value = toIntegerValue( evaValue );
			if ( value == null )
			{
				try
				{
					
					value = Double.valueOf( stringValue );
				}
				catch ( NumberFormatException e1 )
				{
					try
					{
						
						value = new BigDecimal( stringValue );
					}
					catch ( NumberFormatException e2 )
					{
						try
						{
							
							value = toDate( stringValue );