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.config.MirPropertiesConfiguration;
40 import mir.log.LoggerToWriterAdapter;
41 import mir.log.LoggerWrapper;
42 import mir.producer.Producer;
43 import mir.producer.ProducerFactory;
44 import mir.util.GeneratorFormatAdapters;
45 import mir.util.StringRoutines;
47 import multex.Failure;
49 public class ProducerEngine {
50 private JobQueue producerJobQueue;
51 private LoggerWrapper logger;
54 protected ProducerEngine() {
55 logger = new LoggerWrapper("Producer");
56 producerJobQueue = new JobQueue(new LoggerWrapper("Producer.Queue"));
59 public void addJob(String aProducerFactory, String aVerb) {
60 producerJobQueue.appendJob(new ProducerJob(aProducerFactory, aVerb), aProducerFactory+"."+aVerb);
63 public void cancelJobs(List aJobs) {
64 producerJobQueue.cancelJobs(aJobs);
67 public void cancelAllJobs() {
68 producerJobQueue.cancelAllJobs();
71 public void addTask(ProducerTask aTask) {
72 addJob(aTask.getProducer(), aTask.getVerb());
75 public void addTasks(List aTasks) {
76 Iterator i = aTasks.iterator();
79 addTask((ProducerTask) i.next());
83 private String convertStatus(JobQueue.JobInfo aJob) {
84 switch (aJob.getStatus()) {
85 case JobQueue.STATUS_ABORTED:
87 case JobQueue.STATUS_CANCELLED:
89 case JobQueue.STATUS_CREATED:
91 case JobQueue.STATUS_PENDING:
93 case JobQueue.STATUS_PROCESSED:
95 case JobQueue.STATUS_PROCESSING:
101 private Map convertJob(JobQueue.JobInfo aJob) {
103 Map result = new HashMap();
104 result.put("identifier", aJob.getIdentifier());
105 result.put("description", aJob.getDescription());
106 result.put("priority", new Integer(aJob.getPriority()));
107 result.put("runningtime", new Double( (double) aJob.getRunningTime() / 1000));
108 result.put("status", convertStatus(aJob));
109 result.put("lastchange", new GeneratorFormatAdapters.DateFormatAdapter(aJob.getLastChange(), MirPropertiesConfiguration.instance().getString("Mir.DefaultTimezone")));
110 result.put("finished", new Boolean(
111 aJob.getStatus() == JobQueue.STATUS_PROCESSED ||
112 aJob.getStatus() == JobQueue.STATUS_CANCELLED ||
113 aJob.getStatus() == JobQueue.STATUS_ABORTED));
117 catch (Throwable t) {
118 throw new RuntimeException(t.toString());
122 private List convertJobInfoList(List aJobInfoList) {
123 List result = new Vector();
125 Iterator i = aJobInfoList.iterator();
128 result.add(convertJob((JobQueue.JobInfo) i.next()));
133 public List getQueueStatus() {
134 return convertJobInfoList(producerJobQueue.getJobsInfo());
137 private class ProducerJob implements JobQueue.Job {
138 private String factoryName;
140 private Producer producer;
142 public ProducerJob(String aFactory, String aVerb) {
143 factoryName = aFactory;
148 public String getFactoryName() {
152 public String getVerb() {
156 public void abort() {
157 if (producer!=null) {
162 public boolean run() {
163 ProducerFactory factory;
166 boolean result = false;
167 Map startingMap = new HashMap();
168 Map mirMap = new HashMap();
169 mirMap.put("producer", factoryName);
170 mirMap.put("verb", verb);
172 startingMap.put("Mir", mirMap);
174 startTime = System.currentTimeMillis();
175 logger.info("Producing job: "+factoryName+"."+verb);
178 factory = MirGlobal.localizer().producers().getFactoryForName( factoryName );
181 MirGlobal.localizer().producerAssistant().initializeGenerationValueSet(startingMap);
183 synchronized(factory) {
184 producer = factory.makeProducer(verb, startingMap);
186 if (producer!=null) {
187 result = producer.produce(logger);
191 catch (Throwable t) {
192 logger.error("Exception occurred while producing " + factoryName + "." + verb + t.getMessage());
193 t.printStackTrace(new PrintWriter(new LoggerToWriterAdapter(logger, LoggerWrapper.ERROR_MESSAGE)));
195 endTime = System.currentTimeMillis();
196 logger.info("Done producing job: " + factoryName + "." + verb + ", time elapsed:" + (endTime-startTime) + " ms");
201 boolean isAborted() {
206 public static class ProducerEngineExc extends Exc {
207 public ProducerEngineExc(String aMessage) {
212 public static class ProducerEngineRuntimeExc extends Failure {
213 public ProducerEngineRuntimeExc(String msg, Exception cause){
218 public static class ProducerTask {
219 private String producer;
222 public ProducerTask(String aProducer, String aVerb) {
223 producer = aProducer;
227 public String getVerb() {
231 public String getProducer() {
235 public static List parseProducerTaskList(String aList) throws ProducerEngineExc {
237 List result = new Vector();
239 i = StringRoutines.splitString(aList, ";").iterator();
240 while (i.hasNext()) {
241 String taskExpression = ((String) i.next()).trim();
243 if (taskExpression.length()>0) {
244 List parts = StringRoutines.splitString(taskExpression, ".");
246 if (parts.size() != 2)
247 throw new ProducerEngineExc("Invalid producer expression: '" + taskExpression + "'");
249 result.add(new ProducerEngine.ProducerTask( (String) parts.get(0), (String) parts.get(1)));