1 /*
2 * Copyright 2000-2004 Sun Microsystems, Inc. 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. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25 package javax.print.attribute.standard;
26
27 import javax.print.attribute.Attribute;
28 import javax.print.attribute.SetOfIntegerSyntax;
29 import javax.print.attribute.SupportedValuesAttribute;
30
31 /**
32 * Class NumberUpSupported is a printing attribute class, a set of integers,
33 * that gives the supported values for a {@link NumberUp NumberUp} attribute.
34 * <P>
35 * <B>IPP Compatibility:</B> The NumberUpSupported attribute's canonical array
36 * form gives the lower and upper bound for each range of number-up to be
37 * included in an IPP "number-up-supported" attribute. See class {@link
38 * javax.print.attribute.SetOfIntegerSyntax SetOfIntegerSyntax} for an
39 * explanation of canonical array form. The category name returned by
40 * <CODE>getName()</CODE> gives the IPP attribute name.
41 * <P>
42 *
43 * @author Alan Kaminsky
44 */
45 public final class NumberUpSupported extends SetOfIntegerSyntax
46 implements SupportedValuesAttribute {
47
48 private static final long serialVersionUID = -1041573395759141805L;
49
50
51 /**
52 * Construct a new number up supported attribute with the given members.
53 * The supported values for NumberUp are specified in "array form;" see
54 * class
55 * {@link javax.print.attribute.SetOfIntegerSyntax SetOfIntegerSyntax}
56 * for an explanation of array form.
57 *
58 * @param members Set members in array form.
59 *
60 * @exception NullPointerException
61 * (unchecked exception) Thrown if <CODE>members</CODE> is null or
62 * any element of <CODE>members</CODE> is null.
63 * @exception IllegalArgumentException
64 * (unchecked exception) Thrown if any element of
65 * <CODE>members</CODE> is not a length-one or length-two array. Also
66 * thrown if <CODE>members</CODE> is a zero-length array or if any
67 * member of the set is less than 1.
68 */
69 public NumberUpSupported(int[][] members) {
70 super (members);
71 if (members == null) {
72 throw new NullPointerException("members is null");
73 }
74 int[][] myMembers = getMembers();
75 int n = myMembers.length;
76 if (n == 0) {
77 throw new IllegalArgumentException("members is zero-length");
78 }
79 int i;
80 for (i = 0; i < n; ++ i) {
81 if (myMembers[i][0] < 1) {
82 throw new IllegalArgumentException
83 ("Number up value must be > 0");
84 }
85 }
86 }
87
88 /**
89 * Construct a new number up supported attribute containing a single
90 * integer. That is, only the one value of NumberUp is supported.
91 *
92 * @param member Set member.
93 *
94 * @exception IllegalArgumentException
95 * (Unchecked exception) Thrown if <CODE>member</CODE> is less than
96 * 1.
97 */
98 public NumberUpSupported(int member) {
99 super (member);
100 if (member < 1) {
101 throw new IllegalArgumentException("Number up value must be > 0");
102 }
103 }
104
105 /**
106 * Construct a new number up supported attribute containing a single range
107 * of integers. That is, only those values of NumberUp in the one range are
108 * supported.
109 *
110 * @param lowerBound Lower bound of the range.
111 * @param upperBound Upper bound of the range.
112 *
113 * @exception IllegalArgumentException
114 * (Unchecked exception) Thrown if a null range is specified or if a
115 * non-null range is specified with <CODE>lowerBound</CODE> less than
116 * 1.
117 */
118 public NumberUpSupported(int lowerBound, int upperBound) {
119 super (lowerBound, upperBound);
120 if (lowerBound > upperBound) {
121 throw new IllegalArgumentException("Null range specified");
122 } else if (lowerBound < 1) {
123 throw new IllegalArgumentException
124 ("Number up value must be > 0");
125 }
126 }
127
128 /**
129 * Returns whether this number up supported attribute is equivalent to the
130 * passed in object. To be equivalent, all of the following conditions
131 * must be true:
132 * <OL TYPE=1>
133 * <LI>
134 * <CODE>object</CODE> is not null.
135 * <LI>
136 * <CODE>object</CODE> is an instance of class NumberUpSupported.
137 * <LI>
138 * This number up supported attribute's members and <CODE>object</CODE>'s
139 * members are the same.
140 * </OL>
141 *
142 * @param object Object to compare to.
143 *
144 * @return True if <CODE>object</CODE> is equivalent to this number up
145 * supported attribute, false otherwise.
146 */
147 public boolean equals(Object object) {
148 return (super.equals (object) &&
149 object instanceof NumberUpSupported);
150 }
151
152 /**
153 * Get the printing attribute class which is to be used as the "category"
154 * for this printing attribute value.
155 * <P>
156 * For class NumberUpSupported, the
157 * category is class NumberUpSupported itself.
158 *
159 * @return Printing attribute class (category), an instance of class
160 * {@link java.lang.Class java.lang.Class}.
161 */
162 public final Class<? extends Attribute> getCategory() {
163 return NumberUpSupported.class;
164 }
165
166 /**
167 * Get the name of the category of which this attribute value is an
168 * instance.
169 * <P>
170 * For class NumberUpSupported, the
171 * category name is <CODE>"number-up-supported"</CODE>.
172 *
173 * @return Attribute category name.
174 */
175 public final String getName() {
176 return "number-up-supported";
177 }
178
179 }
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