Bug 183733 Implement the IScriptOjectClassInfo to provide the class infromation to support the JS code assistant.
Engine should implement the IScriptObjectClassInfo interface to return the class information for script object.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
}
		return fmt;
	}
	/**
	 * get a number formatter object
	 * 
	 * @param value
	 *            number format
	 * @return formatter object
	 */
	public NumberFormatter getNumberFormatter( String value )
	{
		NumberFormatter fmt = (NumberFormatter) numberFormatters.get( value );
		if ( fmt == null )
		{
			fmt = new NumberFormatter( value, ULocale.forLocale(locale) );
			numberFormatters.put( value, fmt );
		}
		return fmt;
	}
	/**
	 * get a date formatter object
	 * 
	 * @param value
	 *            date format
	 * @return formatter object
	 */
	public DateFormatter getDateFormatter( String value )
	{
		DateFormatter fmt = (DateFormatter) dateFormatters.get( value );