269 lines
8.4 KiB
Java
269 lines
8.4 KiB
Java
/*
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* Copyright (c) 2015, 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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* @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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* @run applet/manual=done CopyAreaSpeed.html
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*/
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import java.applet.Applet;
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import java.awt.*;
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import java.awt.event.*;
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import java.util.*;
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public class CopyAreaSpeed extends Applet implements Runnable {
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int top = 0;
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public void init() {
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}
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public CopyAreaSpeed()
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{
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super();
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String[] instructions =
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{
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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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Sysout.createDialogWithInstructions( instructions );
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(new Thread(this)).start();
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Button bt = new Button("Hello");
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bt.setBounds(50, 10, 50, 22);
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bt.setVisible(false);
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add(bt);
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}
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public void update(Graphics g)
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{
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paint(g);
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}
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public void paint(Graphics g)
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{
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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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} /* endif */
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} // endfor
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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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{
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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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Sysout.println("copyArea X "+loops+" = "+ millsec(start, end) + " msec");
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}
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public static void main(String args[]) {
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Frame frm = new Frame("CopyAreaSpeed");
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frm.add(new CopyAreaSpeed());
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frm.addWindowListener(new WindowAdapter() {
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public void windowClosing(WindowEvent ev) {
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System.exit(0);
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}
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});
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frm.setSize(500, 500);
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frm.show();
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}
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}
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/****************************************************
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Standard Test Machinery
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DO NOT modify anything below -- it's a standard
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chunk of code whose purpose is to make user
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interaction uniform, and thereby make it simpler
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to read and understand someone else's test.
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****************************************************/
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/**
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This is part of the standard test machinery.
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It creates a dialog (with the instructions), and is the interface
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for sending text messages to the user.
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To print the instructions, send an array of strings to Sysout.createDialog
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WithInstructions method. Put one line of instructions per array entry.
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To display a message for the tester to see, simply call Sysout.println
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with the string to be displayed.
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This mimics System.out.println but works within the test harness as well
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as standalone.
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*/
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class Sysout
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{
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private static TestDialog dialog;
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public static void createDialogWithInstructions( String[] instructions )
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{
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dialog = new TestDialog( new Frame(), "Instructions" );
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dialog.printInstructions( instructions );
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dialog.show();
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println( "Any messages for the tester will display here." );
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}
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public static void createDialog( )
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{
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dialog = new TestDialog( new Frame(), "Instructions" );
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String[] defInstr = { "Instructions will appear here. ", "" } ;
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dialog.printInstructions( defInstr );
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dialog.show();
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println( "Any messages for the tester will display here." );
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}
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public static void printInstructions( String[] instructions )
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{
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dialog.printInstructions( instructions );
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}
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public static void println( String messageIn )
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{
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dialog.displayMessage( messageIn );
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}
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}// Sysout class
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/**
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This is part of the standard test machinery. It provides a place for the
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test instructions to be displayed, and a place for interactive messages
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to the user to be displayed.
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To have the test instructions displayed, see Sysout.
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To have a message to the user be displayed, see Sysout.
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Do not call anything in this dialog directly.
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*/
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class TestDialog extends Dialog
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{
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TextArea instructionsText;
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TextArea messageText;
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int maxStringLength = 80;
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//DO NOT call this directly, go through Sysout
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public TestDialog( Frame frame, String name )
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{
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super( frame, name );
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int scrollBoth = TextArea.SCROLLBARS_BOTH;
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instructionsText = new TextArea( "", 15, maxStringLength, scrollBoth );
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add( "North", instructionsText );
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messageText = new TextArea( "", 5, maxStringLength, scrollBoth );
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add("South", messageText);
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pack();
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show();
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}// TestDialog()
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//DO NOT call this directly, go through Sysout
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public void printInstructions( String[] instructions )
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{
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//Clear out any current instructions
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instructionsText.setText( "" );
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//Go down array of instruction strings
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String printStr, remainingStr;
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for( int i=0; i < instructions.length; i++ )
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{
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//chop up each into pieces maxSringLength long
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remainingStr = instructions[ i ];
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while( remainingStr.length() > 0 )
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{
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//if longer than max then chop off first max chars to print
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if( remainingStr.length() >= maxStringLength )
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{
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//Try to chop on a word boundary
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int posOfSpace = remainingStr.
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lastIndexOf( ' ', maxStringLength - 1 );
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if( posOfSpace <= 0 ) {
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posOfSpace = maxStringLength - 1;
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}
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printStr = remainingStr.substring( 0, posOfSpace + 1 );
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remainingStr = remainingStr.substring( posOfSpace + 1 );
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}
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else //else just print
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{
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printStr = remainingStr;
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remainingStr = "";
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}
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instructionsText.append( printStr + "\n" );
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}// while
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}// for
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}//printInstructions()
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//DO NOT call this directly, go through Sysout
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public void displayMessage( String messageIn )
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{
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messageText.append( messageIn + "\n" );
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}
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}// TestDialog class
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