2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir 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 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
30 package mircoders.global;
32 import java.io.PrintWriter;
33 import java.util.HashMap;
34 import java.util.Iterator;
35 import java.util.List;
37 import java.util.Vector;
39 import mir.log.LoggerToWriterAdapter;
40 import mir.log.LoggerWrapper;
41 import mir.producer.Producer;
42 import mir.producer.ProducerFactory;
45 import mir.util.StringRoutines;
47 import multex.Failure;
49 public class ProducerEngine {
50 // private Map producers;
51 private JobQueue producerJobQueue;
52 private LoggerWrapper logger;
55 protected ProducerEngine() {
56 logger = new LoggerWrapper("Producer");
57 producerJobQueue = new JobQueue(new LoggerWrapper("Producer.Queue"));
60 public void addJob(String aProducerFactory, String aVerb) {
61 producerJobQueue.appendJob(new ProducerJob(aProducerFactory, aVerb), aProducerFactory+"."+aVerb);
64 public void cancelJobs(List aJobs) {
65 producerJobQueue.cancelJobs(aJobs);
68 public void addTask(ProducerTask aTask) {
69 addJob(aTask.getProducer(), aTask.getVerb());
72 public void addTasks(List aTasks) {
73 Iterator i = aTasks.iterator();
76 addTask((ProducerTask) i.next());
80 private String convertStatus(JobQueue.JobInfo aJob) {
81 switch (aJob.getStatus()) {
82 case JobQueue.STATUS_ABORTED:
84 case JobQueue.STATUS_CANCELLED:
86 case JobQueue.STATUS_CREATED:
88 case JobQueue.STATUS_PENDING:
90 case JobQueue.STATUS_PROCESSED:
92 case JobQueue.STATUS_PROCESSING:
98 private Map convertJob(JobQueue.JobInfo aJob) {
100 Map result = new HashMap();
101 result.put("identifier", aJob.getIdentifier());
102 result.put("description", aJob.getDescription());
103 result.put("priority", new Integer(aJob.getPriority()));
104 result.put("runningtime", new Double( (double) aJob.getRunningTime() / 1000));
105 result.put("status", convertStatus(aJob));
106 result.put("lastchange", new GeneratorFormatAdapters.DateFormatAdapter(aJob.getLastChange(), MirPropertiesConfiguration.instance().getString("Mir.DefaultTimezone")));
107 result.put("finished", new Boolean(
108 aJob.getStatus() == JobQueue.STATUS_PROCESSED ||
109 aJob.getStatus() == JobQueue.STATUS_CANCELLED ||
110 aJob.getStatus() == JobQueue.STATUS_ABORTED));
114 catch (Throwable t) {
115 throw new RuntimeException(t.toString());
119 private List convertJobInfoList(List aJobInfoList) {
120 List result = new Vector();
122 Iterator i = aJobInfoList.iterator();
125 result.add(convertJob((JobQueue.JobInfo) i.next()));
130 public List getQueueStatus() {
131 return convertJobInfoList(producerJobQueue.getJobsInfo());
134 private class ProducerJob implements JobQueue.Job {
135 private String factoryName;
137 private Producer producer;
139 public ProducerJob(String aFactory, String aVerb) {
140 factoryName = aFactory;
145 public String getFactoryName() {
149 public String getVerb() {
153 public void abort() {
154 if (producer!=null) {
159 public boolean run() {
160 ProducerFactory factory;
163 boolean result = false;
164 Map startingMap = new HashMap();
166 startTime = System.currentTimeMillis();
167 logger.info("Producing job: "+factoryName+"."+verb);
170 factory = MirGlobal.localizer().producers().getFactoryForName( factoryName );
173 MirGlobal.localizer().producerAssistant().initializeGenerationValueSet(startingMap);
175 synchronized(factory) {
176 producer = factory.makeProducer(verb, startingMap);
178 if (producer!=null) {
179 result = producer.produce(logger);
183 catch (Throwable t) {
184 logger.error("Exception occurred while producing " + factoryName + "." + verb + t.getMessage());
185 t.printStackTrace(new PrintWriter(new LoggerToWriterAdapter(logger, LoggerWrapper.ERROR_MESSAGE)));
187 endTime = System.currentTimeMillis();
188 logger.info("Done producing job: " + factoryName + "." + verb + ", time elapsed:" + (endTime-startTime) + " ms");
193 boolean isAborted() {
198 public static class ProducerEngineExc extends Exc {
199 public ProducerEngineExc(String aMessage) {
204 public static class ProducerEngineRuntimeExc extends Failure {
205 public ProducerEngineRuntimeExc(String msg, Exception cause){
210 public static class ProducerTask {
211 private String producer;
214 public ProducerTask(String aProducer, String aVerb) {
215 producer = aProducer;
219 public String getVerb() {
223 public String getProducer() {
227 public static List parseProducerTaskList(String aList) throws ProducerEngineExc {
229 List result = new Vector();
231 i = StringRoutines.splitString(aList, ";").iterator();
232 while (i.hasNext()) {
233 String taskExpression = ((String) i.next()).trim();
235 if (taskExpression.length()>0) {
236 List parts = StringRoutines.splitString(taskExpression, ".");
238 if (parts.size() != 2)
239 throw new ProducerEngineExc("Invalid producer expression: '" + taskExpression + "'");
241 result.add(new ProducerEngine.ProducerTask( (String) parts.get(0), (String) parts.get(1)));