Bug 119550 Default Value of Named Expression can't be saved in design file
New a report, set named expression in the report property editor add a named expression and set the default value add a report item, say table, to the layout set the named expression of the report item add a named expression and set hte default value save the report close the report and reopen, and there is no default named expression value displayed. open report design file with a text editor, there is no default value associate with the named expression
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/parser/UserPropertyStructureState.java
}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.report.model.util.AbstractParseState#startElement(java.lang.String)
		 */
		public AbstractParseState startElement( String tagName )
		{
			if ( tagName.equalsIgnoreCase( DesignSchemaConstants.PROPERTY_TAG ) )
				return new ChoicePropertyState( choice );
			if ( tagName
					.equalsIgnoreCase( DesignSchemaConstants.TEXT_PROPERTY_TAG ) )
				return new ChoiceTextPropertyState( choice );
			return super.startElement( tagName );
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.report.model.util.AbstractParseState#end()
		 */
		public void end( ) throws SAXException
		{
			choices.add( choice );
		}
	}
	/**
	 * Parses the member of the user-defined choice( <code>UserChoice</code>),
	 * that is name, display name key, display name.
	 */
	class ChoicePropertyState extends InnerParseState