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
}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.api.SimpleValueHandle#addItem(java.lang.Object)
	 */
	public void addItem( Object item ) throws SemanticException
	{
		if ( item == null )
			return;
		if ( item instanceof IStructure )
		{
			super.addItem( (IStructure) item );
			return;
		}
		ComplexPropertyCommand cmd = new ComplexPropertyCommand( getModule( ),
				getElement( ) );
		cmd.addItem( getReference( ), item );
	}
	/**
	 * Returns whether the property value is read-only in the report context.
	 * 
	 * @return <code>true</code> if the value is read-only. Otherwise
	 *         <code>false</code>.
	 */
	private boolean isReadOnlyInContext( )
	{
		DesignElementHandle element = getElementHandle( );
		if ( element instanceof MasterPageHandle )