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 package javax.print.attribute.standard; 27 28 import java.io.File; 29 import java.net.URI; 30 31 import javax.print.attribute.Attribute; 32 import javax.print.attribute.PrintJobAttribute; 33 import javax.print.attribute.PrintRequestAttribute; 34 import javax.print.attribute.URISyntax; 35 36 /** 37 * Class {@code Destination} is a printing attribute class, a {@code URI}, that 38 * is used to indicate an alternate destination for the spooled printer 39 * formatted data. Many {@code PrintServices} will not support the notion of a 40 * destination other than the printer device, and so will not support this 41 * attribute. 42 * <p> 43 * A common use for this attribute will be applications which want to redirect 44 * output to a local disk file : eg."file:out.prn". Note that proper 45 * construction of "file:" scheme {@code URI} instances should be performed 46 * using the {@code toURI()} method of class {@link File File}. See the 47 * documentation on that class for more information. 48 * <p> 49 * If a destination {@code URI} is specified in a PrintRequest and it is not 50 * accessible for output by the {@code PrintService}, a {@code PrintException} 51 * will be thrown. The {@code PrintException} may implement {@code URIException} 52 * to provide a more specific cause. 53 * <p> 54 * <b>IPP Compatibility:</b> Destination is not an IPP attribute. 55 * 56 * @author Phil Race 57 */ 58 public final class Destination extends URISyntax 59 implements PrintJobAttribute, PrintRequestAttribute { 60 61 /** 62 * Use serialVersionUID from JDK 1.4 for interoperability. 63 */ 64 private static final long serialVersionUID = 6776739171700415321L; 65 66 /** 67 * Constructs a new destination attribute with the specified {@code URI}. 68 * 69 * @param uri {@code URI} 70 * @throws NullPointerException if {@code uri} is {@code null} 71 */ 72 public Destination(URI uri) { 73 super (uri); 74 } 75 76 /** 77 * Returns whether this destination attribute is equivalent to the passed in 78 * object. To be equivalent, all of the following conditions must be true: 79 * <ol type=1> 80 * <li>{@code object} is not {@code null}. 81 * <li>{@code object} is an instance of class {@code Destination}. 82 * <li>This destination attribute's {@code URI} and {@code object}'s 83 * {@code URI} are equal. 84 * </ol> 85 * 86 * @param object {@code Object} to compare to 87 * @return {@code true} if {@code object} is equivalent to this destination 88 * attribute, {@code false} otherwise 89 */ 90 public boolean equals(Object object) { 91 return (super.equals(object) && 92 object instanceof Destination); 93 } 94 95 /** 96 * Get the printing attribute class which is to be used as the "category" 97 * for this printing attribute value. 98 * <p> 99 * For class {@code Destination}, the category is class {@code Destination} 100 * itself. 101 * 102 * @return printing attribute class (category), an instance of class 103 * {@link Class java.lang.Class} 104 */ 105 public final Class<? extends Attribute> getCategory() { 106 return Destination.class; 107 } 108 109 /** 110 * Get the name of the category of which this attribute value is an 111 * instance. 112 * <p> 113 * For class {@code Destination}, the category name is 114 * {@code "spool-data-destination"}. 115 * 116 * @return attribute category name 117 */ 118 public final String getName() { 119 return "spool-data-destination"; 120 } 121 }