| /* |
| * Copyright (c) 2000, 2002, 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. |
| * |
| * 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.jvm.hotspot.ui; |
| |
| import java.awt.*; |
| import java.io.*; |
| import javax.swing.*; |
| |
| import sun.jvm.hotspot.memory.*; |
| import sun.jvm.hotspot.runtime.*; |
| |
| /** Provides information about heap. FIXME: add back in information |
| about card marking table (was present before GC interface). */ |
| |
| public class HeapParametersPanel extends JPanel { |
| public HeapParametersPanel() { |
| super(); |
| |
| setLayout(new BorderLayout()); |
| |
| // Simple at first |
| JScrollPane scroller = new JScrollPane(); |
| JTextArea textArea = new JTextArea(); |
| textArea = new JTextArea(); |
| textArea.setEditable(false); |
| textArea.setLineWrap(true); |
| textArea.setWrapStyleWord(true); |
| scroller.getViewport().add(textArea); |
| add(scroller, BorderLayout.CENTER); |
| |
| Universe u = VM.getVM().getUniverse(); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| PrintStream tty = new PrintStream(bos); |
| tty.println("Heap Parameters:"); |
| u.heap().printOn(tty); |
| |
| textArea.setText(bos.toString()); |
| } |
| } |