org.refcodes.io.ClipboardInputStream Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of refcodes-io Show documentation
Show all versions of refcodes-io Show documentation
Artifact with commonly used I/O functionality and for connection related
issues such as receiving or transmitting data in a unified way.
// /////////////////////////////////////////////////////////////////////////////
// REFCODES.ORG
// /////////////////////////////////////////////////////////////////////////////
// This code is copyright (c) by Siegfried Steiner, Munich, Germany, distributed
// on an "AS IS" BASIS WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, and licen-
// sed under the following (see "http://en.wikipedia.org/wiki/Multi-licensing")
// licenses:
// -----------------------------------------------------------------------------
// GNU General Public License, v3.0 ("http://www.gnu.org/licenses/gpl-3.0.html")
// -----------------------------------------------------------------------------
// Apache License, v2.0 ("http://www.apache.org/licenses/TEXT-2.0")
// -----------------------------------------------------------------------------
// Please contact the copyright holding author(s) of the software artifacts in
// question for licensing issues not being covered by the above listed licenses,
// also regarding commercial licensing models or regarding the compatibility
// with other open source licenses.
// /////////////////////////////////////////////////////////////////////////////
package org.refcodes.io;
import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
/**
* A {@link ClipboardInputStream} provides the clipboard as {@link InputStream}.
*/
public class ClipboardInputStream extends ByteArrayInputStream {
// /////////////////////////////////////////////////////////////////////////
// CONSTRUCTORS:
// /////////////////////////////////////////////////////////////////////////
/**
* Creates an {@link InputStream} from the clipboard's textual content.
*
* @throws UnsupportedFlavorException thrown in case there is no textual
* content.
* @throws IOException thrown in case of issues accessing the clipboard.
*/
public ClipboardInputStream() throws UnsupportedFlavorException, IOException {
super( getClipboard() );
}
// /////////////////////////////////////////////////////////////////////////
// HELPER:
// /////////////////////////////////////////////////////////////////////////
private static byte[] getClipboard() throws UnsupportedFlavorException, IOException {
final Clipboard theClipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
final String theSelection = ( (String) theClipboard.getData( DataFlavor.stringFlavor ) );
return theSelection != null ? theSelection.getBytes() : new byte[] {};
}
}