132 * {@link JobStateReason JobStateReason}. If this job state reasons
133 * attribute already contains the specified element, the call leaves this
134 * job state reasons attribute unchanged and returns <tt>false</tt>.
135 *
136 * @param o Element to be added to this job state reasons attribute.
137 *
138 * @return <tt>true</tt> if this job state reasons attribute did not
139 * already contain the specified element.
140 *
141 * @throws NullPointerException
142 * (unchecked exception) Thrown if the specified element is null.
143 * @throws ClassCastException
144 * (unchecked exception) Thrown if the specified element is not an
145 * instance of class {@link JobStateReason JobStateReason}.
146 * @since 1.5
147 */
148 public boolean add(JobStateReason o) {
149 if (o == null) {
150 throw new NullPointerException();
151 }
152 return super.add ((JobStateReason) o);
153 }
154
155 /**
156 * Get the printing attribute class which is to be used as the "category"
157 * for this printing attribute value.
158 * <P>
159 * For class JobStateReasons, the category is class JobStateReasons itself.
160 *
161 * @return Printing attribute class (category), an instance of class
162 * {@link java.lang.Class java.lang.Class}.
163 */
164 public final Class<? extends Attribute> getCategory() {
165 return JobStateReasons.class;
166 }
167
168 /**
169 * Get the name of the category of which this attribute value is an
170 * instance.
171 * <P>
172 * For class JobStateReasons, the category
|
132 * {@link JobStateReason JobStateReason}. If this job state reasons
133 * attribute already contains the specified element, the call leaves this
134 * job state reasons attribute unchanged and returns <tt>false</tt>.
135 *
136 * @param o Element to be added to this job state reasons attribute.
137 *
138 * @return <tt>true</tt> if this job state reasons attribute did not
139 * already contain the specified element.
140 *
141 * @throws NullPointerException
142 * (unchecked exception) Thrown if the specified element is null.
143 * @throws ClassCastException
144 * (unchecked exception) Thrown if the specified element is not an
145 * instance of class {@link JobStateReason JobStateReason}.
146 * @since 1.5
147 */
148 public boolean add(JobStateReason o) {
149 if (o == null) {
150 throw new NullPointerException();
151 }
152 return super.add (o);
153 }
154
155 /**
156 * Get the printing attribute class which is to be used as the "category"
157 * for this printing attribute value.
158 * <P>
159 * For class JobStateReasons, the category is class JobStateReasons itself.
160 *
161 * @return Printing attribute class (category), an instance of class
162 * {@link java.lang.Class java.lang.Class}.
163 */
164 public final Class<? extends Attribute> getCategory() {
165 return JobStateReasons.class;
166 }
167
168 /**
169 * Get the name of the category of which this attribute value is an
170 * instance.
171 * <P>
172 * For class JobStateReasons, the category
|