J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 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 | |
| 26 | package javax.print.attribute.standard; |
| 27 | |
| 28 | import javax.print.attribute.Attribute; |
| 29 | import javax.print.attribute.EnumSyntax; |
| 30 | import javax.print.attribute.PrintJobAttribute; |
| 31 | |
| 32 | /** |
| 33 | * JobState is a printing attribute class, an enumeration, that identifies |
| 34 | * the current state of a print job. Class JobState defines standard job state |
| 35 | * values. A Print Service implementation only needs to report those job |
| 36 | * states which are appropriate for the particular implementation; it does not |
| 37 | * have to report every defined job state. The {@link JobStateReasons |
| 38 | * JobStateReasons} attribute augments the JobState attribute to give more |
| 39 | * detailed information about the job in the given job state. |
| 40 | * <P> |
| 41 | * <B>IPP Compatibility:</B> The category name returned by |
| 42 | * <CODE>getName()</CODE> is the IPP attribute name. The enumeration's |
| 43 | * integer value is the IPP enum value. The <code>toString()</code> method |
| 44 | * returns the IPP string representation of the attribute value. |
| 45 | * <P> |
| 46 | * |
| 47 | * @author Alan Kaminsky |
| 48 | */ |
| 49 | |
| 50 | public class JobState extends EnumSyntax implements PrintJobAttribute { |
| 51 | |
| 52 | private static final long serialVersionUID = 400465010094018920L; |
| 53 | |
| 54 | /** |
| 55 | * The job state is unknown. |
| 56 | */ |
| 57 | public static final JobState UNKNOWN = new JobState(0); |
| 58 | |
| 59 | /** |
| 60 | * The job is a candidate to start processing, but is not yet processing. |
| 61 | */ |
| 62 | public static final JobState PENDING = new JobState(3); |
| 63 | |
| 64 | /** |
| 65 | * The job is not a candidate for processing for any number of reasons but |
| 66 | * will return to the PENDING state as soon as the reasons are no longer |
| 67 | * present. The job's {@link JobStateReasons JobStateReasons} attribute must |
| 68 | * indicate why the job is no longer a candidate for processing. |
| 69 | */ |
| 70 | public static final JobState PENDING_HELD = new JobState(4); |
| 71 | |
| 72 | /** |
| 73 | * The job is processing. One or more of the following activities is |
| 74 | * occurring: |
| 75 | * <OL TYPE=1> |
| 76 | * <LI> |
| 77 | * The job is using, or is attempting to use, one or more purely software |
| 78 | * processes that are analyzing, creating, or interpreting a PDL, etc. |
| 79 | * <P> |
| 80 | * <LI> |
| 81 | * The job is using, or is attempting to use, one or more hardware |
| 82 | * devices that are interpreting a PDL, making marks on a medium, and/or |
| 83 | * performing finishing, such as stapling, etc. |
| 84 | * <P> |
| 85 | * <LI> |
| 86 | * The printer has made the job ready for printing, but the output |
| 87 | * device is not yet printing it, either because the job hasn't reached the |
| 88 | * output device or because the job is queued in the output device or some |
| 89 | * other spooler, awaiting the output device to print it. |
| 90 | * </OL> |
| 91 | * <P> |
| 92 | * When the job is in the PROCESSING state, the entire job state includes |
| 93 | * the detailed status represented in the printer's {@link PrinterState |
| 94 | * PrinterState} and {@link PrinterStateReasons PrinterStateReasons} |
| 95 | * attributes. |
| 96 | * <P> |
| 97 | * Implementations may, though they need not, include additional values in |
| 98 | * the job's {@link JobStateReasons JobStateReasons} attribute to indicate |
| 99 | * the progress of the job, such as adding the JOB_PRINTING value to |
| 100 | * indicate when the output device is actually making marks on paper and/or |
| 101 | * the PROCESSING_TO_STOP_POINT value to indicate that the printer is in the |
| 102 | * process of canceling or aborting the job. |
| 103 | */ |
| 104 | public static final JobState PROCESSING = new JobState (5); |
| 105 | |
| 106 | /** |
| 107 | * The job has stopped while processing for any number of reasons and will |
| 108 | * return to the PROCESSING state as soon as the reasons are no longer |
| 109 | * present. |
| 110 | * <P> |
| 111 | * The job's {@link JobStateReasons JobStateReasons} attribute may indicate |
| 112 | * why the job has stopped processing. For example, if the output device is |
| 113 | * stopped, the PRINTER_STOPPED value may be included in the job's {@link |
| 114 | * JobStateReasons JobStateReasons} attribute. |
| 115 | * <P> |
| 116 | * <I>Note:</I> When an output device is stopped, the device usually |
| 117 | * indicates its condition in human readable form locally at the device. A |
| 118 | * client can obtain more complete device status remotely by querying the |
| 119 | * printer's {@link PrinterState PrinterState} and {@link |
| 120 | * PrinterStateReasons PrinterStateReasons} attributes. |
| 121 | */ |
| 122 | public static final JobState PROCESSING_STOPPED = new JobState (6); |
| 123 | |
| 124 | /** |
| 125 | * The job has been canceled by some human agency, the printer has completed |
| 126 | * canceling the job, and all job status attributes have reached their final |
| 127 | * values for the job. While the printer is canceling the job, the job |
| 128 | * remains in its current state, but the job's {@link JobStateReasons |
| 129 | * JobStateReasons} attribute should contain the PROCESSING_TO_STOP_POINT |
| 130 | * value and one of the CANCELED_BY_USER, CANCELED_BY_OPERATOR, or |
| 131 | * CANCELED_AT_DEVICE values. When the job moves to the CANCELED state, the |
| 132 | * PROCESSING_TO_STOP_POINT value, if present, must be removed, but the |
| 133 | * CANCELED_BY_<I>xxx</I> value, if present, must remain. |
| 134 | */ |
| 135 | public static final JobState CANCELED = new JobState (7); |
| 136 | |
| 137 | /** |
| 138 | * The job has been aborted by the system (usually while the job was in the |
| 139 | * PROCESSING or PROCESSING_STOPPED state), the printer has completed |
| 140 | * aborting the job, and all job status attributes have reached their final |
| 141 | * values for the job. While the printer is aborting the job, the job |
| 142 | * remains in its current state, but the job's {@link JobStateReasons |
| 143 | * JobStateReasons} attribute should contain the PROCESSING_TO_STOP_POINT |
| 144 | * and ABORTED_BY_SYSTEM values. When the job moves to the ABORTED state, |
| 145 | * the PROCESSING_TO_STOP_POINT value, if present, must be removed, but the |
| 146 | * ABORTED_BY_SYSTEM value, if present, must remain. |
| 147 | */ |
| 148 | public static final JobState ABORTED = new JobState (8); |
| 149 | |
| 150 | /** |
| 151 | * The job has completed successfully or with warnings or errors after |
| 152 | * processing, all of the job media sheets have been successfully stacked in |
| 153 | * the appropriate output bin(s), and all job status attributes have reached |
| 154 | * their final values for the job. The job's {@link JobStateReasons |
| 155 | * JobStateReasons} attribute should contain one of these values: |
| 156 | * COMPLETED_SUCCESSFULLY, COMPLETED_WITH_WARNINGS, or |
| 157 | * COMPLETED_WITH_ERRORS. |
| 158 | */ |
| 159 | public static final JobState COMPLETED = new JobState (9); |
| 160 | |
| 161 | // Hidden constructors. |
| 162 | |
| 163 | /** |
| 164 | * Construct a new job state enumeration value with the given integer value. |
| 165 | * |
| 166 | * @param value Integer value. |
| 167 | */ |
| 168 | protected JobState(int value) { |
| 169 | super (value); |
| 170 | } |
| 171 | |
| 172 | private static final String[] myStringTable = |
| 173 | {"unknown", |
| 174 | null, |
| 175 | null, |
| 176 | "pending", |
| 177 | "pending-held", |
| 178 | "processing", |
| 179 | "processing-stopped", |
| 180 | "canceled", |
| 181 | "aborted", |
| 182 | "completed"}; |
| 183 | |
| 184 | private static final JobState[] myEnumValueTable = |
| 185 | {UNKNOWN, |
| 186 | null, |
| 187 | null, |
| 188 | PENDING, |
| 189 | PENDING_HELD, |
| 190 | PROCESSING, |
| 191 | PROCESSING_STOPPED, |
| 192 | CANCELED, |
| 193 | ABORTED, |
| 194 | COMPLETED}; |
| 195 | |
| 196 | /** |
| 197 | * Returns the string table for class JobState. |
| 198 | */ |
| 199 | protected String[] getStringTable() { |
| 200 | return myStringTable; |
| 201 | } |
| 202 | |
| 203 | /** |
| 204 | * Returns the enumeration value table for class JobState. |
| 205 | */ |
| 206 | protected EnumSyntax[] getEnumValueTable() { |
| 207 | return myEnumValueTable; |
| 208 | } |
| 209 | |
| 210 | /** |
| 211 | * Get the printing attribute class which is to be used as the "category" |
| 212 | * for this printing attribute value. |
| 213 | * <P> |
| 214 | * For class JobState and any vendor-defined subclasses, the category is |
| 215 | * class JobState itself. |
| 216 | * |
| 217 | * @return Printing attribute class (category), an instance of class |
| 218 | * {@link java.lang.Class java.lang.Class}. |
| 219 | */ |
| 220 | public final Class<? extends Attribute> getCategory() { |
| 221 | return JobState.class; |
| 222 | } |
| 223 | |
| 224 | /** |
| 225 | * Get the name of the category of which this attribute value is an |
| 226 | * instance. |
| 227 | * <P> |
| 228 | * For class JobState and any vendor-defined subclasses, the category |
| 229 | * name is <CODE>"job-state"</CODE>. |
| 230 | * |
| 231 | * @return Attribute category name. |
| 232 | */ |
| 233 | public final String getName() { |
| 234 | return "job-state"; |
| 235 | } |
| 236 | |
| 237 | } |