JDK14/Java14源码在线阅读

/*
 * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package sun.awt.X11;

// This class serves as the base class for all the wrappers.
import sun.util.logging.PlatformLogger;

abstract class XWrapperBase {
    static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.wrappers");

    public String toString() {
        String ret = "";

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

        return ret;
    }

    String getFieldsAsString() {
        return "";
    }

    String getName() {
        return "XWrapperBase";
    }
    public void zero() {
        log.finest("Cleaning memory");
        if (getPData() != 0) {
            XlibWrapper.unsafe.setMemory(getPData(), (long)getDataSize(), (byte)0);
        }
    }
    public abstract int getDataSize();
    String getWindow(long window) {
        XBaseWindow w = XToolkit.windowToXWindow(window);
        if (w == null) {
            return Long.toHexString(window);
        } else {
            return w.toString();
        }
    }

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