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/*
* Copyright (c) 2007, 2024, 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.
*/
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Panel;
import java.awt.print.PageFormat;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
import javax.swing.JOptionPane;
/*
* @test
* @bug 4223328
* @summary Printer graphics must behave the same as screen graphics
* @key printer
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual PrintNullString
*/
public class PrintNullString extends Frame {
private static final String INSTRUCTIONS =
"This test should print a page which contains the same\n" +
"text messages as in the test window on the screen.\n" +
"\n" +
"The messages should contain only 'OK' and 'expected' messages.\n" +
"Press Pass if it's the case; otherwise press Fail.\n" +
"\n" +
"If the page fails to print, but there were no exceptions\n" +
"then the problem is likely elsewhere (i.e. your printer)";
public static void main(String[] args) throws Exception {
if (PrinterJob.lookupPrintServices().length == 0) {
throw new RuntimeException("Printer not configured or available.");
}
PassFailJFrame.builder()
.instructions(INSTRUCTIONS)
.testUI(PrintNullString::new)
.rows((int) INSTRUCTIONS.lines().count() + 1)
.columns(45)
.build()
.awaitAndCheck();
}
public PrintNullString() {
super("PrintNullString");
TextCanvas c = new TextCanvas();
add("Center", c);
Button b = new Button("Print");
add("South", b);
b.addActionListener(e -> {
PrinterJob pj = PrinterJob.getPrinterJob();
if (pj.printDialog()) {
pj.setPrintable(c);
try {
pj.print();
} catch (PrinterException ex) {
ex.printStackTrace();
String msg = "PrinterException: " + ex.getMessage();
JOptionPane.showMessageDialog(b, msg, "Error occurred",
JOptionPane.ERROR_MESSAGE);
PassFailJFrame.forceFail(msg);
}
}
});
pack();
}
private static class TextCanvas extends Panel implements Printable {
private final String nullStr = null;
private final String emptyStr = "";
private final AttributedString emptyAttStr = new AttributedString(emptyStr);
private final AttributedCharacterIterator nullIterator = null;
private final AttributedCharacterIterator emptyIterator = emptyAttStr.getIterator();
@Override
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
paint(g2d);
}
@Override
public int print(Graphics g, PageFormat pgFmt, int pgIndex) {
if (pgIndex > 0) {
return NO_SUCH_PAGE;
}
Graphics2D g2d = (Graphics2D) g;
g2d.translate(pgFmt.getImageableX(), pgFmt.getImageableY());
paint(g2d);
return PAGE_EXISTS;
}
private void paint(Graphics2D g2d) {
// API 1: null & empty drawString(String, int, int);
try {
g2d.drawString(nullStr, 20, 40);
g2d.drawString("FAILURE: No NPE for null String, int", 20, 40);
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null String, int", 20, 40);
}
g2d.drawString(emptyStr, 20, 60);
g2d.drawString("OK for empty String, int", 20, 60);
// API 2: null & empty drawString(String, float, float);
try {
g2d.drawString(nullStr, 20.0f, 80.0f);
g2d.drawString("FAILURE: No NPE for null String, float", 20, 80);
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null String, float", 20, 80);
}
g2d.drawString(emptyStr, 20.0f, 100.0f);
g2d.drawString("OK for empty String, float", 20.0f, 100.f);
// API 3: null & empty drawString(Iterator, int, int);
try {
g2d.drawString(nullIterator, 20, 120);
g2d.drawString("FAILURE: No NPE for null iterator, int", 20, 120);
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null iterator, int", 20, 120);
}
try {
g2d.drawString(emptyIterator, 20, 140);
g2d.drawString("FAILURE: No IAE for empty iterator, int", 20, 140);
} catch (IllegalArgumentException e) {
g2d.drawString("caught expected IAE for empty iterator, int", 20, 140);
}
// API 4: null & empty drawString(Iterator, float, int);
try {
g2d.drawString(nullIterator, 20.0f, 160.0f);
g2d.drawString("FAILURE: No NPE for null iterator, float", 20, 160);
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null iterator, float", 20, 160);
}
try {
g2d.drawString(emptyIterator, 20.0f, 180.0f);
g2d.drawString("FAILURE: No IAE for empty iterator, float", 20, 180);
} catch (IllegalArgumentException e) {
g2d.drawString("caught expected IAE for empty iterator, float", 20, 180);
}
}
@Override
public Dimension getPreferredSize() {
return new Dimension(450, 250);
}
}
}
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