| /* |
| * Copyright (c) 2007, 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. |
| */ |
| |
| /* |
| * @test 1.1 01/05/17 |
| * @bug 4459889 |
| * @summary No NullPointerException should occur. |
| * @run main RemoveListener |
| */ |
| import javax.print.*; |
| import javax.print.attribute.*; |
| import javax.print.event.*; |
| import javax.print.attribute.standard.*; |
| |
| public class RemoveListener { |
| public static void main(String[] args){ |
| PrintService[] pservices = PrintServiceLookup.lookupPrintServices(null, null); |
| if (pservices.length == 0){ |
| return; |
| } |
| DocPrintJob pj = pservices[0].createPrintJob(); |
| PrintJobAttributeSet aset = new HashPrintJobAttributeSet(); |
| aset.add(JobState.PROCESSING); |
| PrintJobAttributeListener listener = new PJAListener(); |
| pj.addPrintJobAttributeListener(listener, aset); |
| pj.removePrintJobAttributeListener(listener); |
| return; |
| } |
| } |
| |
| class PJAListener implements PrintJobAttributeListener { |
| public void attributeUpdate(PrintJobAttributeEvent pjae){ |
| return; |
| } |
| } |