1 /* 2 * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package javax.print.event; 27 28 import javax.print.PrintService; 29 import javax.print.attribute.AttributeSetUtilities; 30 import javax.print.attribute.PrintServiceAttributeSet; 31 32 /** 33 * 34 * Class PrintServiceAttributeEvent encapsulates an event a 35 * Print Service instance reports to let the client know of 36 * changes in the print service state. 37 */ 38 39 public class PrintServiceAttributeEvent extends PrintEvent { 40 41 private static final long serialVersionUID = -7565987018140326600L; 42 43 private PrintServiceAttributeSet attributes; 44 45 /** 46 * Constructs a PrintServiceAttributeEvent object. 47 * 48 * @param source the print job generating this event 49 * @param attributes the attribute changes being reported 50 * @throws IllegalArgumentException if {@code source} is 51 * {@code null}. 52 */ 53 public PrintServiceAttributeEvent(PrintService source, 54 PrintServiceAttributeSet attributes) { 55 56 super(source); 57 this.attributes = AttributeSetUtilities.unmodifiableView(attributes); 58 } 59 60 61 /** 62 * Returns the print service. 63 64 * @return Print Service object. 65 */ 66 public PrintService getPrintService() { 67 68 return (PrintService) getSource(); 69 } 70 71 72 /** 73 * Determine the printing service attributes that changed and their new 74 * values. 75 * 76 * @return Attributes containing the new values for the service 77 * attributes that changed. The returned set may be unmodifiable. 78 */ 79 public PrintServiceAttributeSet getAttributes() { 80 81 return attributes; 82 } 83 84 }