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1
23
24 package org.apache.slide.event;
25
26 import java.util.*;
27
28
33 public class EventCollection extends EventObject {
34 List collection = new ArrayList();
35
36 public final static Collected COLLECTED = new Collected();
37 public final static VetoableCollected VETOABLE_COLLECTED = new VetoableCollected();
38
39 public final static String  GROUP = "event-collection";
40 public final static AbstractEventMethod[] methods = new AbstractEventMethod[] { COLLECTED, VETOABLE_COLLECTED };
41
42 public EventCollection(Object source) {
43 super(source);
44 }
45
46 public void addEvent(AbstractEventMethod method, EventObject event) {
47 synchronized ( collection ) {
48 collection.add(new Event(method, event));
49 }
50 }
51
52 public List getCollection() {
53 return collection;
54 }
55
56 public String toString() {
57 String NEWLINE = System.getProperty("line.separator");
58 StringBuffer buffer = new StringBuffer (256);
59 buffer.append(getClass().getName()).append("[collected events=");
60 synchronized ( collection ) {
61 for ( Iterator i = collection.iterator(); i.hasNext(); ) {
62 buffer.append(NEWLINE);
63 Event event = (Event)i.next();
64 if ( event.getEvent() instanceof RemoteInformation ) {
65 StringBuffer infoBuffer = new StringBuffer ();
66 String [][] information = ((RemoteInformation)event.getEvent()).getInformation();
67 boolean first = true;
68 for ( int j = 0; j < information.length; j++ ) {
69 if ( !first ) infoBuffer.append(", ");
70 first = false;
71 infoBuffer.append(information[j][0]).append("=").append(information[j][1]);
72 }
73 buffer.append("["+event.getClass().getName()+" [name="+event.getMethod().getId()+", information: "+infoBuffer.toString()+"]]");
74 } else {
75 buffer.append("["+event.getClass().getName()+" [name="+event.getMethod().getId()+"]]");
76 }
77 }
78 }
79 buffer.append("]");
80 return buffer.toString();
81 }
82
83 public static class Collected extends EventMethod {
84 public Collected() {
85 super(GROUP, "collected");
86 }
87
88 public void fireEvent(EventListener listener, EventObject event) {
89 if (listener instanceof EventCollectionListener ) {
90 ((EventCollectionListener)listener).collected((EventCollection)event);
91 }
92 }
93 }
94
95 public static class VetoableCollected extends VetoableEventMethod {
96 public VetoableCollected() {
97 super(GROUP, "vetoable-collected");
98 }
99
100 public void fireVetaoableEvent(EventListener listener, EventObject event) throws VetoException {
101 if (listener instanceof EventCollectionListener ) {
102 ((EventCollectionListener)listener).vetoableCollected((EventCollection)event);
103 }
104 }
105 }
106
107 public class Event {
108 private AbstractEventMethod method;
109 private EventObject event;
110
111 public Event(AbstractEventMethod method, EventObject event) {
112 this.method = method;
113 this.event = event;
114 }
115
116 public AbstractEventMethod getMethod() {
117 return method;
118 }
119
120 public EventObject getEvent() {
121 return event;
122 }
123 }
124 } |
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