Source Code Cross Referenced for MessageImpl.java in  » Workflow-Engines » Dalma » dalma » endpoints » jms » impl » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Workflow Engines » Dalma » dalma.endpoints.jms.impl 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        package dalma.endpoints.jms.impl;
002:
003:        import javax.jms.Destination;
004:        import javax.jms.JMSException;
005:        import javax.jms.Message;
006:        import javax.jms.MessageFormatException;
007:        import java.util.Collections;
008:        import java.util.Enumeration;
009:        import java.util.HashMap;
010:        import java.util.Map;
011:        import java.io.Serializable;
012:
013:        /**
014:         *
015:         * @ThirdParty this class contains code released under ASL.
016:         * @author Kohsuke Kawaguchi
017:         */
018:        public abstract class MessageImpl<T extends Message> implements 
019:                Message, Serializable {
020:            String jmsMessageId;
021:            long jmsTimestamp;
022:            private String jmsCorrelationID;
023:            private Destination jmsReplyTo;
024:            private Destination jmsDestination;
025:            private int jmsDeliveryMode;
026:            private boolean jmsRedelivered;
027:            private String jmsType;
028:            private long jmsExpiration;
029:            private int jmsPriority;
030:            private Map<String, Object> properties;
031:
032:            /**
033:             * If this wrapper is still connected to the original message,
034:             * this field points to that. Otherwise null.
035:             */
036:            private transient Message original;
037:
038:            protected MessageImpl() {
039:            }
040:
041:            public MessageImpl wrap(T s) throws JMSException {
042:                this .original = s;
043:                jmsMessageId = s.getJMSMessageID();
044:                jmsTimestamp = s.getJMSTimestamp();
045:                jmsCorrelationID = s.getJMSCorrelationID();
046:                jmsReplyTo = s.getJMSReplyTo(); // TODO
047:                jmsDestination = s.getJMSDestination(); // TODO
048:                jmsDeliveryMode = s.getJMSDeliveryMode();
049:                jmsRedelivered = s.getJMSRedelivered();
050:                jmsType = s.getJMSType();
051:                jmsExpiration = s.getJMSExpiration();
052:                jmsPriority = s.getJMSPriority();
053:                properties = new HashMap<String, Object>();
054:                Enumeration e = s.getPropertyNames();
055:                while (e.hasMoreElements()) {
056:                    String key = (String) e.nextElement();
057:                    properties.put(key, s.getObjectProperty(key));
058:                }
059:                clearBody();
060:                return this ;
061:            }
062:
063:            protected void writeTo(T d) throws JMSException {
064:                d.setJMSMessageID(jmsMessageId);
065:                d.setJMSTimestamp(jmsTimestamp);
066:                d.setJMSCorrelationID(jmsCorrelationID);
067:                d.setJMSReplyTo(jmsReplyTo);
068:                d.setJMSDestination(jmsDestination);
069:                d.setJMSDeliveryMode(jmsDeliveryMode);
070:                d.setJMSRedelivered(jmsRedelivered);
071:                d.setJMSType(jmsType);
072:                d.setJMSExpiration(jmsExpiration);
073:                d.setJMSPriority(jmsPriority);
074:                d.clearProperties();
075:                Enumeration e = getPropertyNames();
076:                while (e.hasMoreElements()) {
077:                    String key = (String) e.nextElement();
078:                    d.setObjectProperty(key, getObjectProperty(key));
079:                }
080:                d.clearBody();
081:            }
082:
083:            public String getJMSMessageID() throws JMSException {
084:                return jmsMessageId;
085:            }
086:
087:            public void setJMSMessageID(String id) throws JMSException {
088:                this .jmsMessageId = id;
089:            }
090:
091:            public long getJMSTimestamp() throws JMSException {
092:                return jmsTimestamp;
093:            }
094:
095:            public void setJMSTimestamp(long timestamp) throws JMSException {
096:                this .jmsTimestamp = timestamp;
097:            }
098:
099:            public byte[] getJMSCorrelationIDAsBytes() throws JMSException {
100:                throw new UnsupportedOperationException();
101:            }
102:
103:            public void setJMSCorrelationIDAsBytes(byte[] correlationID)
104:                    throws JMSException {
105:                throw new UnsupportedOperationException();
106:            }
107:
108:            public void setJMSCorrelationID(String correlationID)
109:                    throws JMSException {
110:                this .jmsCorrelationID = correlationID;
111:            }
112:
113:            public String getJMSCorrelationID() throws JMSException {
114:                return jmsCorrelationID;
115:            }
116:
117:            public Destination getJMSReplyTo() throws JMSException {
118:                return jmsReplyTo;
119:            }
120:
121:            public void setJMSReplyTo(Destination replyTo) throws JMSException {
122:                this .jmsReplyTo = replyTo;
123:            }
124:
125:            public Destination getJMSDestination() throws JMSException {
126:                return jmsDestination;
127:            }
128:
129:            public void setJMSDestination(Destination destination)
130:                    throws JMSException {
131:                this .jmsDestination = destination;
132:            }
133:
134:            public int getJMSDeliveryMode() throws JMSException {
135:                return jmsDeliveryMode;
136:            }
137:
138:            public void setJMSDeliveryMode(int deliveryMode)
139:                    throws JMSException {
140:                this .jmsDeliveryMode = deliveryMode;
141:            }
142:
143:            public boolean getJMSRedelivered() throws JMSException {
144:                return jmsRedelivered;
145:            }
146:
147:            public void setJMSRedelivered(boolean redelivered)
148:                    throws JMSException {
149:                this .jmsRedelivered = redelivered;
150:            }
151:
152:            public String getJMSType() throws JMSException {
153:                return jmsType;
154:            }
155:
156:            public void setJMSType(String type) throws JMSException {
157:                this .jmsType = type;
158:            }
159:
160:            public long getJMSExpiration() throws JMSException {
161:                return jmsExpiration;
162:            }
163:
164:            public void setJMSExpiration(long expiration) throws JMSException {
165:                this .jmsExpiration = expiration;
166:            }
167:
168:            public int getJMSPriority() throws JMSException {
169:                return jmsPriority;
170:            }
171:
172:            public void setJMSPriority(int priority) throws JMSException {
173:                this .jmsPriority = priority;
174:            }
175:
176:            public void clearProperties() throws JMSException {
177:                properties.clear();
178:            }
179:
180:            public boolean propertyExists(String name) throws JMSException {
181:                return properties.containsKey(name);
182:            }
183:
184:            public boolean getBooleanProperty(String name) throws JMSException {
185:                return vanillaToBoolean(this .properties, name);
186:            }
187:
188:            public byte getByteProperty(String name) throws JMSException {
189:                return vanillaToByte(this .properties, name);
190:            }
191:
192:            public short getShortProperty(String name) throws JMSException {
193:                return vanillaToShort(this .properties, name);
194:            }
195:
196:            public int getIntProperty(String name) throws JMSException {
197:                return vanillaToInt(this .properties, name);
198:            }
199:
200:            public long getLongProperty(String name) throws JMSException {
201:                return vanillaToLong(this .properties, name);
202:            }
203:
204:            public float getFloatProperty(String name) throws JMSException {
205:                return vanillaToFloat(this .properties, name);
206:            }
207:
208:            public double getDoubleProperty(String name) throws JMSException {
209:                return vanillaToDouble(this .properties, name);
210:            }
211:
212:            public String getStringProperty(String name) throws JMSException {
213:                return vanillaToString(this .properties, name);
214:            }
215:
216:            public Object getObjectProperty(String name) {
217:                return this .properties != null ? this .properties.get(name)
218:                        : null;
219:            }
220:
221:            public Enumeration getPropertyNames() {
222:                if (this .properties == null) {
223:                    this .properties = new HashMap<String, Object>();
224:                }
225:                return Collections.enumeration(this .properties.keySet());
226:            }
227:
228:            public void setBooleanProperty(String name, boolean value)
229:                    throws JMSException {
230:                prepareProperty(name);
231:                this .properties.put(name, (value) ? Boolean.TRUE
232:                        : Boolean.FALSE);
233:            }
234:
235:            public void setByteProperty(String name, byte value)
236:                    throws JMSException {
237:                prepareProperty(name);
238:                this .properties.put(name, value);
239:            }
240:
241:            public void setShortProperty(String name, short value)
242:                    throws JMSException {
243:                prepareProperty(name);
244:                this .properties.put(name, value);
245:            }
246:
247:            public void setIntProperty(String name, int value)
248:                    throws JMSException {
249:                prepareProperty(name);
250:                this .properties.put(name, value);
251:            }
252:
253:            public void setLongProperty(String name, long value)
254:                    throws JMSException {
255:                prepareProperty(name);
256:                this .properties.put(name, value);
257:            }
258:
259:            public void setFloatProperty(String name, float value)
260:                    throws JMSException {
261:                prepareProperty(name);
262:                this .properties.put(name, value);
263:
264:            }
265:
266:            public void setDoubleProperty(String name, double value)
267:                    throws JMSException {
268:                prepareProperty(name);
269:                this .properties.put(name, value);
270:            }
271:
272:            public void setStringProperty(String name, String value)
273:                    throws JMSException {
274:                prepareProperty(name);
275:                if (value == null) {
276:                    this .properties.remove(name);
277:                } else {
278:                    this .properties.put(name, value);
279:                }
280:            }
281:
282:            boolean vanillaToBoolean(Map table, String name)
283:                    throws JMSException {
284:                boolean result = false;
285:                Object value = getVanillaProperty(table, name);
286:                if (value != null) {
287:                    if (value instanceof  Boolean) {
288:                        result = (Boolean) value;
289:                    } else if (value instanceof  String) {
290:                        // will throw a runtime exception if cannot convert
291:                        result = Boolean.valueOf((String) value);
292:                    } else {
293:                        throw new MessageFormatException(name
294:                                + " not a Boolean type");
295:                    }
296:                }
297:                return result;
298:            }
299:
300:            byte vanillaToByte(Map table, String name) throws JMSException {
301:                byte result = 0;
302:                Object value = getVanillaProperty(table, name);
303:                if (value != null) {
304:                    if (value instanceof  Byte) {
305:                        result = (Byte) value;
306:                    } else if (value instanceof  String) {
307:                        result = Byte.valueOf((String) value);
308:                    } else {
309:                        throw new MessageFormatException(name
310:                                + " not a Byte type");
311:                    }
312:                } else {
313:                    //object doesn't exist - so treat as a null ..
314:                    throw new NumberFormatException(
315:                            "Cannot interpret null as a Byte");
316:                }
317:                return result;
318:            }
319:
320:            short vanillaToShort(Map table, String name) throws JMSException {
321:                short result = 0;
322:                Object value = getVanillaProperty(table, name);
323:                if (value != null) {
324:                    if (value instanceof  Short) {
325:                        result = (Short) value;
326:                    } else if (value instanceof  String) {
327:                        return Short.valueOf((String) value);
328:                    } else if (value instanceof  Byte) {
329:                        result = (Byte) value;
330:                    } else {
331:                        throw new MessageFormatException(name
332:                                + " not a Short type");
333:                    }
334:                } else {
335:                    throw new NumberFormatException(name + " is null");
336:                }
337:                return result;
338:            }
339:
340:            int vanillaToInt(Map table, String name) throws JMSException {
341:                int result = 0;
342:                Object value = getVanillaProperty(table, name);
343:                if (value != null) {
344:                    if (value instanceof  Integer) {
345:                        result = (Integer) value;
346:                    } else if (value instanceof  String) {
347:                        result = Integer.valueOf((String) value);
348:                    } else if (value instanceof  Byte) {
349:                        result = ((Byte) value).intValue();
350:                    } else if (value instanceof  Short) {
351:                        result = ((Short) value).intValue();
352:                    } else {
353:                        throw new MessageFormatException(name
354:                                + " not an Integer type");
355:                    }
356:                } else {
357:                    throw new NumberFormatException(name + " is null");
358:                }
359:                return result;
360:            }
361:
362:            long vanillaToLong(Map table, String name) throws JMSException {
363:                long result = 0;
364:                Object value = getVanillaProperty(table, name);
365:                if (value != null) {
366:                    if (value instanceof  Long) {
367:                        result = (Long) value;
368:                    } else if (value instanceof  String) {
369:                        // will throw a runtime exception if cannot convert
370:                        result = Long.valueOf((String) value);
371:                    } else if (value instanceof  Byte) {
372:                        result = (Byte) value;
373:                    } else if (value instanceof  Short) {
374:                        result = (Short) value;
375:                    } else if (value instanceof  Integer) {
376:                        result = (Integer) value;
377:                    } else {
378:                        throw new MessageFormatException(name
379:                                + " not a Long type");
380:                    }
381:                } else {
382:                    throw new NumberFormatException(name + " is null");
383:                }
384:                return result;
385:            }
386:
387:            float vanillaToFloat(Map table, String name) throws JMSException {
388:                float result = 0.0f;
389:                Object value = getVanillaProperty(table, name);
390:                if (value != null) {
391:                    if (value instanceof  Float) {
392:                        result = (Float) value;
393:                    } else if (value instanceof  String) {
394:                        result = Float.valueOf((String) value);
395:                    } else {
396:                        throw new MessageFormatException(name
397:                                + " not a Float type: " + value.getClass());
398:                    }
399:                } else {
400:                    throw new NullPointerException(name + " is null");
401:                }
402:                return result;
403:            }
404:
405:            double vanillaToDouble(Map table, String name) throws JMSException {
406:                double result = 0.0d;
407:                Object value = getVanillaProperty(table, name);
408:                if (value != null) {
409:                    if (value instanceof  Double) {
410:                        result = (Double) value;
411:                    } else if (value instanceof  String) {
412:                        result = Double.valueOf((String) value);
413:                    } else if (value instanceof  Float) {
414:                        result = (Float) value;
415:                    } else {
416:                        throw new MessageFormatException(name
417:                                + " not a Double type");
418:                    }
419:                } else {
420:                    throw new NullPointerException(name + " is null");
421:                }
422:                return result;
423:            }
424:
425:            Object getVanillaProperty(Map table, String name) {
426:                Object result = null;
427:                if (name == null) {
428:                    throw new NullPointerException("name supplied is null");
429:                }
430:                result = getReservedProperty(name);
431:                if (result == null && table != null) {
432:                    result = table.get(name);
433:                }
434:                return result;
435:            }
436:
437:            Object getReservedProperty(String name) {
438:                Object result = null;
439:                //        if (name != null && name.equals(DELIVERY_COUNT_NAME)){
440:                //            result = new Integer(deliveryCount);
441:                //        }
442:                return result;
443:            }
444:
445:            String vanillaToString(Map table, String name) throws JMSException {
446:                String result = null;
447:                if (table != null) {
448:                    Object value = table.get(name);
449:                    if (value != null) {
450:                        if (value instanceof  String || value instanceof  Number
451:                                || value instanceof  Boolean) {
452:                            result = value.toString();
453:                        } else {
454:                            throw new MessageFormatException(name
455:                                    + " not a String type");
456:                        }
457:                    }
458:                }
459:                return result;
460:            }
461:
462:            private void prepareProperty(String name) throws JMSException {
463:                if (name == null) {
464:                    throw new IllegalArgumentException(
465:                            "Invalid property name: cannot be null");
466:                }
467:                if (name.length() == 0) {
468:                    throw new IllegalArgumentException(
469:                            "Invalid property name: cannot be empty");
470:                }
471:                //        if (this.readOnlyProperties) {
472:                //            throw new MessageNotWriteableException("Properties are read-only");
473:                //        }
474:                if (this .properties == null) {
475:                    this .properties = new HashMap<String, Object>();
476:                }
477:            }
478:
479:            public void setObjectProperty(String name, Object value)
480:                    throws JMSException {
481:                prepareProperty(name);
482:                if (value == null) {
483:                    this .properties.remove(name);
484:                } else {
485:                    if (value instanceof  Number || value instanceof  Character
486:                            || value instanceof  Boolean
487:                            || value instanceof  String) {
488:                        this .properties.put(name, value);
489:                    } else {
490:                        throw new MessageFormatException(
491:                                "Cannot set property to type: "
492:                                        + value.getClass().getName());
493:                    }
494:                }
495:            }
496:
497:            public void acknowledge() throws JMSException {
498:                if (original == null)
499:                    throw new UnsupportedOperationException(
500:                            "this message is serialized and therefore too late to aknowledge");
501:                else
502:                    original.acknowledge();
503:            }
504:
505:            private static final long serialVersionUID = 1L;
506:        }
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