1 /*

     2  * Copyright 2003-2007 Sun Microsystems, Inc.  All Rights Reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Sun designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Sun in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    22  * CA 95054 USA or visit www.sun.com if you need additional information or

    23  * have any questions.

    24  */

    25 

    26 package sun.awt.X11;

    27 

    28 // This class serves as the base class for all the wrappers.

    29 import java.util.logging.*;

    30 

    31 abstract class XWrapperBase {

    32     static final Logger log = Logger.getLogger("sun.awt.X11.wrappers");

    33 

    34     public String toString() {

    35         String ret = "";

    36 

    37         ret += getName() + " = " + getFieldsAsString();

    38 

    39         return ret;

    40     }

    41 

    42     String getFieldsAsString() {

    43         return "";

    44     }

    45 

    46     String getName() {

    47         return "XWrapperBase";

    48     }

    49     public void zero() {

    50         log.finest("Cleaning memory");

    51         if (getPData() != 0) {

    52             XlibWrapper.unsafe.setMemory(getPData(), (long)getDataSize(), (byte)0);

    53         }

    54     }

    55     public abstract int getDataSize();

    56     String getWindow(long window) {

    57         XBaseWindow w = XToolkit.windowToXWindow(window);

    58         if (w == null) {

    59             return Long.toHexString(window);

    60         } else {

    61             return w.toString();

    62         }

    63     }

    64     public abstract long getPData();

    65     public XEvent clone() {

    66         long copy = XlibWrapper.unsafe.allocateMemory(getDataSize());

    67         XlibWrapper.unsafe.copyMemory(getPData(), copy, getDataSize());

    68         return new XEvent(copy);

    69     }

    70 }