Bug 263984 javadoc warning in N200902052000 for org.eclipse.ui.navigator
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/navigator/CommonDropAdapterAssistant.java
* @return A status indicating whether the drop completed OK.
	 */
	public abstract IStatus handleDrop(CommonDropAdapter aDropAdapter,
			DropTargetEvent aDropTargetEvent, Object aTarget);
	/**
	 * Clients may extend the supported transfer types beyond the default
	 * {@link LocalSelectionTransfer#getTransfer()} and
	 * {@link org.eclipse.ui.part.PluginTransfer#getInstance()} transfer types. When a transfer type
	 * other than one of these is encountered, the DND Service will query the
	 * <b>visible</b> and <b>active</b> descriptors that are <b>enabled</b>
	 * for the drop target of the current operation.
	 * 
	 * @param aTransferType
	 *            The transfer data from the drop operation
	 * @return True if the given TransferData can be understood by this
	 *         assistant.
	 */
	public boolean isSupportedType(TransferData aTransferType) {
		return LocalSelectionTransfer.getTransfer().isSupportedType(
				aTransferType);
	}
	/**
	 * 
	 * Return true if the client can handle the drop onto the target viewer of
	 * the drop operation.
	 * <p>
	 * The default behavior of this method is to return <b>Status.CANCEL_STATUS</b>.
	 * </p>
	 * 
	 * @param aDragSelection