DMDirc-Plugins/ui_swing/src/main/java/com/dmdirc/addons/ui_swing/components/StringTransferable.java

/*
 * Copyright (c) 2006-2017 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
 * OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package com.dmdirc.addons.ui_swing.components;

import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;

/**
 * String transfer handler.
 */
public class StringTransferable implements Transferable {

    /** Local transfer flavour. */
    private DataFlavor localStringFlavor;
    /** Serial transfer flavour. */
    private final DataFlavor serialStringFlavor;
    /** Transferred string. */
    private final String data;

    /**
     * Creates a new string transferable object.
     *
     * @param data String to transfer
     */
    public StringTransferable(final String data) {
        this.data = data;

        try {
            localStringFlavor = new DataFlavor(
                    DataFlavor.javaJVMLocalObjectMimeType + ";class=java.lang.String");
        } catch (ClassNotFoundException e) {
            //This class will always exist
        }
        serialStringFlavor = new DataFlavor(String.class, "String");
    }

    @Override
    public DataFlavor[] getTransferDataFlavors() {
        return new DataFlavor[]{localStringFlavor, serialStringFlavor,};
    }

    @Override
    public boolean isDataFlavorSupported(final DataFlavor flavor) {
        return localStringFlavor.equals(flavor) || serialStringFlavor.equals(flavor);
    }

    @Override
    public Object getTransferData(final DataFlavor flavor) throws UnsupportedFlavorException {
        if (!isDataFlavorSupported(flavor)) {
            throw new UnsupportedFlavorException(flavor);
        }

        return data;
    }

}