libjava/classpath/gnu/javax/print/ipp/attribute/supported/JobSheetsSupported.java

   1 /* JobSheetsSupported.java --
   2    Copyright (C) 2006 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Classpath.
   5
   6 GNU Classpath is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Classpath is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Classpath; see the file COPYING.  If not, write to the
  18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 02110-1301 USA.
  20
  21 Linking this library statically or dynamically with other modules is
  22 making a combined work based on this library.  Thus, the terms and
  23 conditions of the GNU General Public License cover the whole
  24 combination.
  25
  26 As a special exception, the copyright holders of this library give you
  27 permission to link this library with independent modules to produce an
  28 executable, regardless of the license terms of these independent
  29 modules, and to copy and distribute the resulting executable under
  30 terms of your choice, provided that you also meet, for each linked
  31 independent module, the terms and conditions of the license of that
  32 module.  An independent module is a module which is not derived from
  33 or based on this library.  If you modify this library, you may extend
  34 this exception to your version of the library, but you are not
  35 obligated to do so.  If you do not wish to do so, delete this
  36 exception statement from your version. */
  37
  38
  39 package gnu.javax.print.ipp.attribute.supported;
  40
  41 import gnu.javax.print.ipp.attribute.defaults.JobSheetsDefault;
  42
  43 import java.util.ArrayList;
  44 import java.util.Iterator;
  45 import java.util.Locale;
  46 import java.util.Set;
  47
  48 import javax.print.attribute.Attribute;
  49 import javax.print.attribute.SupportedValuesAttribute;
  50 import javax.print.attribute.TextSyntax;
  51 import javax.print.attribute.standard.JobSheets;
  52
  53 /**
  54  * JobSheetsSupported attribute provides the supported values
  55  * of the job-sheets attribute.
  56  *
  57  * @author Wolfgang Baer (WBaer@gmx.de)
  58  */
  59 public final class JobSheetsSupported extends TextSyntax
  60     implements SupportedValuesAttribute
  61 {
  62   //a keyword/name based attribute in IPP
  63   // can be extended by administrators
  64   // standard values are predefined
  65
  66   /** No job sheet is the default */
  67   public static final JobSheetsDefault NONE =
  68     new JobSheetsDefault("none", Locale.getDefault());
  69
  70   /** A job sheet is the default */
  71   public static final JobSheetsDefault STANDARD =
  72     new JobSheetsDefault("standard", Locale.getDefault());
  73
  74   /**
  75    * Creates a <code>JobSheetsSupported</code> object with the
  76    * given value and locale.
  77    *
  78    * @param value the value for this syntax
  79    * @param locale the locale to use, if <code>null</code> the default
  80    * locale is used.
  81    *
  82    * @throws NullPointerException if value is null
  83    */
  84   public JobSheetsSupported(String value, Locale locale)
  85   {
  86     super(value, locale);
  87   }
  88
  89   /**
  90    * Returns category of this class.
  91    *
  92    * @return The class <code>JobSheetsSupported</code> itself.
  93    */
  94   public Class getCategory()
  95   {
  96     return JobSheetsSupported.class;
  97   }
  98
  99   /**
 100    * Returns the name of this attribute.
 101    *
 102    * @return The name "job-sheets-supported".
 103    */
 104   public String getName()
 105   {
 106     return "job-sheets-supported";
 107   }
 108
 109   /**
 110    * Returns the equally enum of the standard attribute class
 111    * of this SupportedValuesAttribute enum.
 112    * <p>May return null if no value exists in JPS API.</p>
 113    *
 114    * @return The enum of the standard attribute class.
 115    */
 116   public JobSheets getAssociatedAttribute()
 117   {
 118     if (this.equals(JobSheetsDefault.NONE))
 119       return JobSheets.NONE;
 120     if (this.equals(JobSheetsDefault.STANDARD))
 121       return JobSheets.STANDARD;
 122
 123     return null;
 124   }
 125
 126   /**
 127    * Constructs an array from a set of -supported attributes.
 128    * @param set set to process
 129    * @return The constructed array.
 130    *
 131    * @see #getAssociatedAttribute()
 132    */
 133   public static JobSheets[] getAssociatedAttributeArray(Set set)
 134   {
 135     JobSheetsSupported tmp;
 136     ArrayList result = new ArrayList();
 137     Iterator it = set.iterator();
 138     int j = 0;
 139     while (it.hasNext())
 140       {
 141         tmp = (JobSheetsSupported) it.next();
 142         Attribute att = tmp.getAssociatedAttribute();
 143         if (att != null)
 144           result.add(att);
 145         j++;
 146       }
 147     return (JobSheets[]) result.toArray(new JobSheets[result.size()]);
 148   }
 149
 150 }