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/*
* Copyright (c) 2007, 2025, 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.Graphics;
import java.awt.Graphics2D;
import java.awt.print.PageFormat;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
import java.io.File;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
import javax.print.attribute.HashPrintRequestAttributeSet;
import javax.print.attribute.PrintRequestAttributeSet;
import javax.print.attribute.standard.Destination;
/*
* @test
* @bug 4223328
* @summary Printer graphics must throw expected exceptions
* @key printer
* @run main PrintNullString
*/
public class PrintNullString 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();
public static void main(String[] args) throws Exception {
if (PrinterJob.lookupPrintServices().length == 0) {
throw new RuntimeException("Printer not configured or available.");
}
new PrintNullString();
}
public PrintNullString() throws PrinterException {
PrinterJob pj = PrinterJob.getPrinterJob();
pj.setPrintable(this, new PageFormat());
PrintRequestAttributeSet pSet = new HashPrintRequestAttributeSet();
File file = new File("out.prn");
file.deleteOnExit();
pSet.add(new Destination(file.toURI()));
pj.print(pSet);
}
@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());
// API 1: null & empty drawString(String, int, int);
try {
g2d.drawString(nullStr, 20, 40);
throw new RuntimeException("FAILURE: No NPE for null String, int");
} 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);
throw new RuntimeException("FAILURE: No NPE for null String, float");
} 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);
throw new RuntimeException("FAILURE: No NPE for null iterator, int");
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null iterator, int", 20, 120);
}
try {
g2d.drawString(emptyIterator, 20, 140);
throw new RuntimeException("FAILURE: No IAE for empty iterator, int");
} 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);
throw new RuntimeException("FAILURE: No NPE for null iterator, float");
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null iterator, float", 20, 160);
}
try {
g2d.drawString(emptyIterator, 20.0f, 180.0f);
throw new RuntimeException("FAILURE: No IAE for empty iterator, float");
} catch (IllegalArgumentException e) {
g2d.drawString("caught expected IAE for empty iterator, float", 20, 180);
}
return PAGE_EXISTS;
}
}
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