?? dragdatatransferable.java
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package com.opensymphony.workflow.designer.dnd;import java.awt.datatransfer.DataFlavor;import java.awt.datatransfer.Transferable;import java.awt.datatransfer.UnsupportedFlavorException;import java.io.IOException;/** * @author Gulei */public class DragDataTransferable implements Transferable{ private DragData data; public DragDataTransferable(DragData data) { this.data = data; } public DataFlavor[] getTransferDataFlavors() { return new DataFlavor[]{DragData.WORKFLOW_FLAVOR}; } public boolean isDataFlavorSupported(DataFlavor arg0) { return arg0.equals(DragData.WORKFLOW_FLAVOR); } public Object getTransferData(DataFlavor arg0) throws UnsupportedFlavorException, IOException { if(arg0.equals(DragData.WORKFLOW_FLAVOR)) { return data; } else { throw new UnsupportedFlavorException(arg0); } }}
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