Bug 150347 Support binary stream as preview image.
See 144843. We need model to save binary strame as report preview image. Currently, preview image is an external image. Maybe need a type to distinguish preview image type.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/parser/StructureState.java
element.setProperty( name, struct );
			}
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.util.AbstractParseState#jumpTo()
	 */
	public AbstractParseState jumpTo( )
	{
		if ( !valid )
			return new AnyElementState( getHandler( ) );
		if ( element instanceof Label
				&& Label.ACTION_PROP.equalsIgnoreCase( name )
				|| element instanceof ImageItem
				&& ImageItem.ACTION_PROP.equalsIgnoreCase( name )
				|| element instanceof DataItem
				&& DataItem.ACTION_PROP.equalsIgnoreCase( name ) )
		{
			ActionStructureState state = new ActionStructureState( handler,
					element );
			state.setName( name );
			return state;
		}
		if ( element instanceof OdaDataSet
				&& OdaDataSet.DESIGNER_STATE_PROP.equalsIgnoreCase( name )
				|| ( element instanceof OdaDataSource && OdaDataSource.DESIGNER_STATE_PROP
						.equalsIgnoreCase( name ) ) )