content: /*
   * Copyright (c) 1997 - 2016
   * Actelion Pharmaceuticals Ltd.
   * Gewerbestrasse 16
   * CH-4123 Allschwil, Switzerland
   *
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   * 3. Neither the name of the the copyright holder nor the
   *    names of its contributors may be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * @author Christian Rufener
   */
  
  package com.actelion.research.gui.dnd;
  
  import com.actelion.research.chem.IsomericSmilesCreator;
  import com.actelion.research.chem.dnd.ChemistryFlavors;
  import com.actelion.research.chem.reaction.Reaction;
  import com.actelion.research.chem.reaction.ReactionEncoder;
  
  import java.awt.datatransfer.*;
  import java.io.IOException;
  
  public class ReactionTransferable implements Transferable,ClipboardOwner {
  	protected Reaction mReaction;
  
  	public ReactionTransferable(Reaction rxn) {
  		mReaction = rxn;
  	}
  
  	public synchronized DataFlavor[] getTransferDataFlavors() {
  //            System.out.println("ReactionTransferable getTransferFlavors");
  		return ChemistryFlavors.REACTION_FLAVORS;
  	}
  
  	public boolean isDataFlavorSupported(DataFlavor flavor) {
  		if (flavor.equals(ChemistryFlavors.DF_REACTION_SMILES))		// currently no support for reaction smiles
  			return false;
  
  		for (DataFlavor f:ChemistryFlavors.REACTION_FLAVORS) {
  			if (f.equals(flavor))
  				return true;
  		}
  		return false;
  	}
  
  	public synchronized Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException,IOException {
  //        System.out.println("ReactionTransferable flavor " + flavor);
  		if (flavor.equals(ChemistryFlavors.DF_SERIALIZED_REACTION)) {
  			Reaction rxn = new Reaction(mReaction);
  			rxn.removeDrawingObjects(); // to include drawing objects make sure they are all serializable
  			return rxn;
  		} else if (flavor.equals(ChemistryFlavors.DF_REACTION_SMILES)) {
  			return IsomericSmilesCreator.createReactionSmiles(mReaction);
  		} else if (flavor.equals(DataFlavor.stringFlavor)) {
  			return ReactionEncoder.encode(mReaction, true);
  		} else
  			throw new UnsupportedFlavorException(flavor);
  	}
  
  	public String toString()
  	{
  		return "ReactionTransferable";
  	}
  
  	public void lostOwnership(Clipboard clipboard, Transferable contents) {
  	}
  }
  
  