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74 lines
2.0 KiB
74 lines
2.0 KiB
/*
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* Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package java.awt.datatransfer;
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import java.io.IOException;
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/**
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* Defines the interface for classes that can be used to provide data
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* for a transfer operation.
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* <p>
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* For information on using data transfer with Swing, see
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* <a href="https://docs.oracle.com/javase/tutorial/uiswing/dnd/index.html">
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* How to Use Drag and Drop and Data Transfer</a>,
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* a section in <em>The Java Tutorial</em>, for more information.
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*
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* @author Amy Fowler
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*/
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public interface Transferable {
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/**
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* Returns an array of DataFlavor objects indicating the flavors the data
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* can be provided in. The array should be ordered according to preference
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* for providing the data (from most richly descriptive to least descriptive).
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* @return an array of data flavors in which this data can be transferred
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*/
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public DataFlavor[] getTransferDataFlavors();
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/**
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* Returns whether or not the specified data flavor is supported for
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* this object.
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* @param flavor the requested flavor for the data
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* @return boolean indicating whether or not the data flavor is supported
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*/
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public boolean isDataFlavorSupported(DataFlavor flavor);
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/**
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* Returns an object which represents the data to be transferred. The class
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* of the object returned is defined by the representation class of the flavor.
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*
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* @param flavor the requested flavor for the data
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* @see DataFlavor#getRepresentationClass
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* @exception IOException if the data is no longer available
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* in the requested flavor.
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* @exception UnsupportedFlavorException if the requested data flavor is
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* not supported.
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*/
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public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, IOException;
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}
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