144 lines
4.5 KiB
Java
144 lines
4.5 KiB
Java
/*
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* Copyright (c) 2015, 2024, 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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import java.awt.Color;
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import java.awt.Container;
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import java.awt.Dimension;
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import java.awt.Graphics;
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import java.awt.Rectangle;
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import javax.swing.JFrame;
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import javax.swing.JOptionPane;
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import java.util.Date;
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/*
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* @test
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* @bug 4189070
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* @summary This test prints out the time it takes for a certain amount of
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* copyArea calls to be completed. Because the performance measurement is
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* relative, this code only provides a benchmark to run with different releases
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* to compare the outcomes.
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* @library /java/awt/regtesthelpers
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* @build PassFailJFrame
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* @run main/manual CopyAreaSpeed
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*/
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public class CopyAreaSpeed {
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public static void main(String args[]) throws Exception {
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String instructions = """
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This test prints out the time it takes for a certain amount
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of copyArea calls to be completed. Because the performance
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measurement is relative, this code only provides a benchmark
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to run with different releases to compare the outcomes.
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""";
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PassFailJFrame.builder()
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.title("Test Instructions")
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.instructions(instructions)
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.rows(5)
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.columns(35)
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.testUI(CopyAreaSpeed::initialize)
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.build()
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.awaitAndCheck();
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}
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public static JFrame initialize() {
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JFrame frame = new JFrame("Copy Area Test");
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frame.add(new CopyAreaSpeedTest());
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frame.setSize(300, 320);
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frame.setVisible(true);
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return frame;
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}
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}
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class CopyAreaSpeedTest extends Container implements Runnable {
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int top = 0;
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public static String result;
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public CopyAreaSpeedTest() {
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super();
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(new Thread(this)).start();
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}
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public void update(Graphics g) {
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paint(g);
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}
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public void paint(Graphics g) {
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synchronized (this) {
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Rectangle rct = g.getClipBounds();
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g.setColor(Color.white);
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g.fillRect(rct.x, rct.y, rct.width, rct.height);
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g.setFont(getFont());
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g.setColor(Color.black);
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Dimension dm = getSize();
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for (int y = 0; y <= (dm.height + 10); y += 20) {
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if (y > rct.y) {
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int z = y / 20 + top;
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g.drawString("" + z, 10, y);
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}
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}
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}
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}
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static long millsec(Date s, Date e) {
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long ts = s.getTime();
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long te = e.getTime();
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return te - ts;
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}
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public void run() {
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int count = 1000;
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int loops = count;
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Date start;
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Date end;
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start = new Date();
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while (count-- > 0) {
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Dimension dm = getSize();
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if (dm != null && dm.width != 0 && dm.height != 0) {
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synchronized (this) {
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top++;
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Graphics g = getGraphics();
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g.copyArea(0, 20, dm.width, dm.height - 20, 0, -20);
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g.setClip(0, dm.height - 20, dm.width, 20);
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paint(g);
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g.dispose();
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}
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}
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try {
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Thread.sleep(1);
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} catch (Exception ex) {
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ex.printStackTrace();
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}
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}
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end = new Date();
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Graphics g = getGraphics();
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g.setFont(getFont());
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g.setColor(Color.black);
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result = "copyArea X " + loops + " = " + millsec(start, end) + " msec";
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JOptionPane.showMessageDialog(null, result);
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}
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}
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