1 /* 2 * Copyright (c) 2000, 2017, 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 /** 27 * Package javax.print.event contains event classes and listener interfaces. 28 * <p> 29 * They may be used to monitor both print services (such as printers going 30 * on-line & off-line), and the progress of a specific print job. 31 * <p> 32 * Please note: In the javax.print APIs, a null reference parameter to methods 33 * is incorrect unless explicitly documented on the method as having a 34 * meaningful interpretation. Usage to the contrary is incorrect coding and may 35 * result in a run time exception either immediately or at some later time. 36 * IllegalArgumentException and NullPointerException are examples of typical and 37 * acceptable run time exceptions for such cases. 38 * 39 * @since 1.4 40 */ 41 package javax.print.event;