1 /*
   2  * Copyright (c) 2000, 2004, 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 package javax.print.attribute.standard;
  26 
  27 import java.util.Locale;
  28 
  29 import javax.print.attribute.Attribute;
  30 import javax.print.attribute.TextSyntax;
  31 import javax.print.attribute.PrintServiceAttribute;
  32 
  33 /**
  34  * Class PrinterInfo is a printing attribute class, a text attribute, that
  35  * provides descriptive information about a printer. This could include things
  36  * like: <CODE>"This printer can be used for printing color transparencies for
  37  * HR presentations"</CODE>, or <CODE>"Out of courtesy for others, please
  38  * print only small (1-5 page) jobs at this printer"</CODE>, or even \
  39  * <CODE>"This printer is going away on July 1, 1997, please find a new
  40  * printer"</CODE>.
  41  * <P>
  42  * <B>IPP Compatibility:</B> The string value gives the IPP name value. The
  43  * locale gives the IPP natural language. The category name returned by
  44  * <CODE>getName()</CODE> gives the IPP attribute name.
  45  * <P>
  46  *
  47  * @author  Alan Kaminsky
  48  */
  49 public final class PrinterInfo extends TextSyntax
  50         implements PrintServiceAttribute {
  51 
  52     private static final long serialVersionUID = 7765280618777599727L;
  53 
  54     /**
  55      * Constructs a new printer info attribute with the given information
  56      * string and locale.
  57      *
  58      * @param  info    Printer information string.
  59      * @param  locale  Natural language of the text string. null
  60      * is interpreted to mean the default locale as returned
  61      * by <code>Locale.getDefault()</code>
  62      *
  63      * @exception  NullPointerException
  64      *     (unchecked exception) Thrown if <CODE>info</CODE> is null.
  65      */
  66     public PrinterInfo(String info, Locale locale) {
  67         super (info, locale);
  68     }
  69 
  70     /**
  71      * Returns whether this printer info attribute is equivalent to the passed
  72      * in object. To be equivalent, all of the following conditions must be
  73      * true:
  74      * <OL TYPE=1>
  75      * <LI>
  76      * <CODE>object</CODE> is not null.
  77      * <LI>
  78      * <CODE>object</CODE> is an instance of class PrinterInfo.
  79      * <LI>
  80      * This printer info attribute's underlying string and
  81      * <CODE>object</CODE>'s underlying string are equal.
  82      * <LI>
  83      * This printer info attribute's locale and <CODE>object</CODE>'s
  84      * locale are equal.
  85      * </OL>
  86      *
  87      * @param  object  Object to compare to.
  88      *
  89      * @return  True if <CODE>object</CODE> is equivalent to this printer
  90      *          info attribute, false otherwise.
  91      */
  92     public boolean equals(Object object) {
  93         return (super.equals(object) && object instanceof PrinterInfo);
  94     }
  95 
  96     /**
  97      * Get the printing attribute class which is to be used as the "category"
  98      * for this printing attribute value.
  99      * <P>
 100      * For class PrinterInfo, the category is class PrinterInfo itself.
 101      *
 102      * @return  Printing attribute class (category), an instance of class
 103      *          {@link java.lang.Class java.lang.Class}.
 104      */
 105     public final Class<? extends Attribute> getCategory() {
 106         return PrinterInfo.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 PrinterInfo, the category name is <CODE>"printer-info"</CODE>.
 114      *
 115      * @return  Attribute category name.
 116      */
 117     public final String getName() {
 118         return "printer-info";
 119     }
 120 
 121 }