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author
Damon Nguyen
committedMar 20, 2024
8328185: Convert java/awt/image/MemoryLeakTest/MemoryLeakTest.java applet test to main
Reviewed-by: azvegint, honkar
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‎test/jdk/java/awt/image/MemoryLeakTest/MemoryLeakTest.java

+80-133
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
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/*
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* Copyright (c) 1998, 2008, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 1998, 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
@@ -22,154 +22,101 @@
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*/
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/* @test
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@bug 4078566 6658398
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@summary Test for a memory leak in Image.
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@run main/manual MemoryLeakTest
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*/
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import java.applet.Applet;
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import java.lang.*;
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import java.awt.*;
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import java.awt.event.*;
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class Globals {
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static boolean testPassed=false;
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static Thread mainThread=null;
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}
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public class MemoryLeakTest extends Applet {
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public static void main(String args[]) throws Exception {
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new TestDialog(new Frame(), "MemoryLeakTest").start();
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new MemoryLeak().start();
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Globals.mainThread = Thread.currentThread();
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try {
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Thread.sleep(300000);
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} catch (InterruptedException e) {
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if (!Globals.testPassed)
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throw new Exception("MemoryLeakTest failed.");
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}
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}
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}
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class TestDialog extends Dialog
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implements ActionListener {
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TextArea output;
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Button passButton;
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Button failButton;
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String name;
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public TestDialog(Frame frame, String name)
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{
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super(frame, name + " Pass/Fail Dialog");
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this.name = name;
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output = new TextArea(11, 50);
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add("North", output);
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output.append("Do the following steps on Solaris only.\n");
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output.append("Maximize and minimize the Memory Leak Test window.\n");
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output.append("Execute the following after minimize.\n");
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output.append(" ps -al | egrep -i 'java|PPID'\n");
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output.append("Examine the size of the process under SZ.\n");
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output.append("Maximize and minimize the Memory Leak Test window again.\n");
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output.append("Execute the following after minimize.\n");
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output.append(" ps -al | egrep -i 'java|PPID'\n");
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output.append("Examine the size of the process under SZ.\n");
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output.append("If the two SZ values are the same, plus or minus one,\n");
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output.append("then click Pass, else click Fail.");
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Panel buttonPanel = new Panel();
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passButton = new Button("Pass");
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failButton = new Button("Fail");
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passButton.addActionListener(this);
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failButton.addActionListener(this);
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buttonPanel.add(passButton);
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buttonPanel.add(failButton);
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add("South", buttonPanel);
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pack();
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}
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public void start()
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{
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show();
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}
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* @bug 4078566 6658398
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* @requires (os.family == "linux")
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* @library /java/awt/regtesthelpers
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* @build PassFailJFrame
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* @summary Test for a memory leak in Image.
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* @run main/manual MemoryLeakTest
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*/
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public void actionPerformed(ActionEvent event)
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{
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if ( event.getSource() == passButton ) {
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Globals.testPassed = true;
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System.err.println(name + " Passed.");
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}
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else if ( event.getSource() == failButton ) {
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Globals.testPassed = false;
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System.err.println(name + " Failed.");
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import java.awt.Color;
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import java.awt.Frame;
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import java.awt.Graphics;
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import java.awt.Image;
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import java.awt.event.ComponentEvent;
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import java.awt.event.ComponentListener;
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public class MemoryLeakTest {
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private static final String INSTRUCTIONS =
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"""
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Do the following steps on Unix platforms.
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Maximize and minimize the Memory Leak Test window.
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Execute the following after minimize.
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ps -al | egrep -i 'java|PPID'
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Examine the size of the process under SZ.
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Maximize and minimize the Memory Leak Test window again.
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Execute the following after minimize.
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ps -al | egrep -i 'java|PPID'
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Examine the size of the process under SZ.
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If the two SZ values are the same, plus or minus one,
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then click Pass, else click Fail.
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""";
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public static void main(String[] args) throws Exception {
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PassFailJFrame
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.builder()
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.title("MemoryLeakTest Instructions")
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.instructions(INSTRUCTIONS)
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.rows(15)
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.columns(40)
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.testUI(MemoryLeak::new)
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.build()
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.awaitAndCheck();
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}
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this.dispose();
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if (Globals.mainThread != null)
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Globals.mainThread.interrupt();
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}
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}
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class MemoryLeak extends Frame implements ComponentListener {
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private Image osImage;
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72+
public MemoryLeak() {
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super("Memory Leak Test");
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setSize(200, 200);
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addComponentListener(this);
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}
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class MemoryLeak extends Frame implements ComponentListener
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{
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private Image osImage;
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public static void main(String[] args) {
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new MemoryLeak().start();
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}
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119-
public MemoryLeak()
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{
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super("Memory Leak Test");
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setSize(200, 200);
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addComponentListener(this);
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}
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public void start() {
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setVisible(true);
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}
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126-
public static void main(String args[])
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{
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new MemoryLeak().start();
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}
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public void paint(Graphics g) {
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if (osImage != null) {
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g.drawImage(osImage, 0, 0, this);
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}
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}
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public void start()
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{
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show();
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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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if (osImage != null) {
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g.drawImage(osImage, 0, 0, this);
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public void componentResized(ComponentEvent e) {
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Image oldimage = osImage;
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osImage = createImage(getSize().width, getSize().height);
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Graphics g = osImage.getGraphics();
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if (oldimage != null) {
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g.drawImage(oldimage, 0, 0, getSize().width, getSize().height, this);
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oldimage.flush();
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} else {
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g.setColor(Color.blue);
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g.drawLine(0, 0, getSize().width, getSize().height);
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}
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g.dispose();
139108
}
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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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}
110+
public void componentMoved(ComponentEvent e) {}
146111

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public void componentResized(ComponentEvent e)
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{
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Image oldimage = osImage;
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osImage = createImage(getSize().width, getSize().height);
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Graphics g = osImage.getGraphics();
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if (oldimage != null) {
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g.drawImage(oldimage, 0, 0, getSize().width, getSize().height, this);
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oldimage.flush();
155-
} else {
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public void componentShown(ComponentEvent e) {
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osImage = createImage(getSize().width, getSize().height);
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Graphics g = osImage.getGraphics();
156115
g.setColor(Color.blue);
157116
g.drawLine(0, 0, getSize().width, getSize().height);
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g.dispose();
158118
}
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g.dispose();
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}
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public void componentMoved(ComponentEvent e) {}
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public void componentShown(ComponentEvent e)
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{
166-
osImage = createImage(getSize().width, getSize().height);
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Graphics g = osImage.getGraphics();
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g.setColor(Color.blue);
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g.drawLine(0, 0, getSize().width, getSize().height);
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g.dispose();
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}
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public void componentHidden(ComponentEvent e) {}
120+
public void componentHidden(ComponentEvent e) {}
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}

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