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Transferable.java
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1998-09-22
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/*
* @(#)Transferable.java 1.4 98/07/01
*
* Copyright 1995-1998 by Sun Microsystems, Inc.,
* 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
* All rights reserved.
*
* This software is the confidential and proprietary information
* of Sun Microsystems, Inc. ("Confidential Information"). You
* shall not disclose such Confidential Information and shall use
* it only in accordance with the terms of the license agreement
* you entered into with Sun.
*/
package java.awt.datatransfer;
import java.io.IOException;
/**
* Defines the interface for classes that can be used to provide data
* for a transfer operation.
*
* @version 1.4, 07/01/98
* @author Amy Fowler
*/
public interface Transferable {
/**
* Returns an array of DataFlavor objects indicating the flavors the data
* can be provided in. The array should be ordered according to preference
* for providing the data (from most richly descriptive to least descriptive).
* @return an array of data flavors in which this data can be transferred
*/
public DataFlavor[] getTransferDataFlavors();
/**
* Returns whether or not the specified data flavor is supported for
* this object.
* @param flavor the requested flavor for the data
* @return boolean indicating wjether or not the data flavor is supported
*/
public boolean isDataFlavorSupported(DataFlavor flavor);
/**
* Returns an object which represents the data to be transferred. The class
* of the object returned is defined by the representation class of the flavor.
*
* @param flavor the requested flavor for the data
* @see DataFlavor#getRepresentationClass
* @exception IOException if the data is no longer available
* in the requested flavor.
* @exception UnsupportedFlavorException if the requested data flavor is
* not supported.
*/
public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, IOException;
}