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PojavLauncherTeam
GitHub Repository: PojavLauncherTeam/mobile
 Path: blob/master/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/ui/VMVersionInfoPanel.java
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/*

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 * Copyright (c) 2002, 2021, Oracle and/or its affiliates. All rights reserved.

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

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 *

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

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

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 * published by the Free Software Foundation.

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 *

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

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

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

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

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 * accompanied this code).

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 *

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

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

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

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 *

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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 * or visit www.oracle.com if you need additional information or have any

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 * questions.

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 *

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 */

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package sun.jvm.hotspot.ui;

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import java.awt.*;

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import javax.swing.*;

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import sun.jvm.hotspot.runtime.*;

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/** Shows VM version information */

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public class VMVersionInfoPanel extends JPanel {

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    private JEditorPane         versionPane;

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    public VMVersionInfoPanel() {

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        initUI();

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    }

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    private void initUI() {

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        setLayout(new BorderLayout());

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        versionPane = new JEditorPane();

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        versionPane.setContentType("text/html");

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        versionPane.setEditable(false);

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        versionPane.setText(getVersionInfo());

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        add(versionPane, BorderLayout.CENTER);

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    }

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    private String getVersionInfo() {

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       VM vm = VM.getVM();

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       StringBuilder buf = new StringBuilder();

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       buf.append("<html><head><title>VM Version Info</title></head>");

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       buf.append("<body><table border='1'>");

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       // VM type

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       buf.append("<tr><td><b>VM Type</b></td>");

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       buf.append("<td>");

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       if (vm.isCore()) {

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          buf.append("<b>core</b>");

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       } else if(vm.isClientCompiler()) {

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          buf.append("<b>client</b>");

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       } else if(vm.isServerCompiler()) {

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          buf.append("<b>server</b>");

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       } else {

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          buf.append("<b>unknown</b>");

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       }

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       buf.append("</td></tr>");

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       // VM release

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       String release = vm.getVMRelease();

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       if (release != null) {

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          buf.append("<tr><td><b>VM Release</td><td><b>");

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          buf.append(release);

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          buf.append("</b></td></tr>");

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       }

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       // VM internal info

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       String internalInfo = vm.getVMInternalInfo();

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       if (internalInfo != null) {

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          buf.append("<tr><td><b>VM Internal Info</td><td><b>");

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          buf.append(internalInfo);

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          buf.append("</b></td></tr>");

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       }

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       buf.append("</table></body></html>");

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       return buf.toString();

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    }

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}

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