Bug 193895 Can not select the data cube in advanced and properties[1102]
Description: Can not select the data cube in advanced and properties[1102] Step: 1.New a report design, datasource, dataset, data cube 2.New a cross table 3.Switch Property Editor - Advanced 4.Switch Properties Actual result: Select the Cube selection and spread the drop down list, no data cube in it. Exception result: It can select the data cube in advance or properties
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/PropertyHandle.java
* 
	 * @see org.eclipse.birt.report.model.api.SimpleValueHandle#getListValue()
	 */
	public ArrayList getListValue( )
	{
		if ( propDefn.isElementType( ) )
		{
			Object value = getValue( );
			if ( value == null )
				return new ArrayList( );
			if ( value instanceof DesignElementHandle )
			{
				ArrayList result = new ArrayList( );
				result.add( value );
				return result;
			}
			else if ( value instanceof ArrayList )
			{
				return (ArrayList) value;
			}
		}
		return super.getListValue( );
	}
	/**
	 * Returns the a list with contents.Items are handles to the contents and in
	 * order by position.
	 * 
	 * @return a list with property contents, items of the list are handles to
	 *         the contents.
	 */