1 | |
|
2 | |
|
3 | |
|
4 | |
|
5 | |
|
6 | |
|
7 | |
|
8 | |
|
9 | |
|
10 | |
|
11 | |
package org.mule.transport.vm; |
12 | |
|
13 | |
import org.mule.api.MuleEvent; |
14 | |
import org.mule.api.MuleMessage; |
15 | |
import org.mule.api.endpoint.EndpointURI; |
16 | |
import org.mule.api.endpoint.OutboundEndpoint; |
17 | |
import org.mule.api.transaction.TransactionCallback; |
18 | |
import org.mule.api.transport.DispatchException; |
19 | |
import org.mule.api.transport.NoReceiverForEndpointException; |
20 | |
import org.mule.config.i18n.CoreMessages; |
21 | |
import org.mule.transaction.TransactionTemplate; |
22 | |
import org.mule.transport.AbstractMessageDispatcher; |
23 | |
import org.mule.transport.vm.i18n.VMMessages; |
24 | |
import org.mule.util.queue.Queue; |
25 | |
import org.mule.util.queue.QueueSession; |
26 | |
|
27 | |
|
28 | |
|
29 | |
|
30 | |
|
31 | |
public class VMMessageDispatcher extends AbstractMessageDispatcher |
32 | |
{ |
33 | |
private final VMConnector connector; |
34 | |
|
35 | |
public VMMessageDispatcher(OutboundEndpoint endpoint) |
36 | |
{ |
37 | 243 | super(endpoint); |
38 | 243 | this.connector = (VMConnector) endpoint.getConnector(); |
39 | 243 | } |
40 | |
|
41 | |
protected void doDispatch(final MuleEvent event) throws Exception |
42 | |
{ |
43 | 6194 | EndpointURI endpointUri = event.getEndpoint().getEndpointURI(); |
44 | |
|
45 | 6194 | event.transformMessage(); |
46 | |
|
47 | 6194 | if (endpointUri == null) |
48 | |
{ |
49 | 0 | throw new DispatchException( |
50 | |
CoreMessages.objectIsNull("Endpoint"), event.getMessage(), event.getEndpoint()); |
51 | |
} |
52 | 6194 | if (connector.isQueueEvents()) |
53 | |
{ |
54 | 2150 | QueueSession session = connector.getQueueSession(); |
55 | 2150 | Queue queue = session.getQueue(endpointUri.getAddress()); |
56 | 2150 | queue.put(event.getMessage()); |
57 | 2150 | } |
58 | |
else |
59 | |
{ |
60 | 4044 | final VMMessageReceiver receiver = connector.getReceiver(event.getEndpoint().getEndpointURI()); |
61 | 4044 | if (receiver == null) |
62 | |
{ |
63 | 0 | logger.warn("No receiver for endpointUri: " + event.getEndpoint().getEndpointURI()); |
64 | 0 | return; |
65 | |
} |
66 | 4044 | MuleMessage message = event.getMessage(); |
67 | 4044 | connector.getSessionHandler().storeSessionInfoToMessage(event.getSession(), message); |
68 | 4044 | TransactionTemplate tt = new TransactionTemplate(receiver.getEndpoint().getTransactionConfig(), |
69 | |
connector.getExceptionListener(), event.getMuleContext()); |
70 | |
|
71 | 4044 | TransactionCallback cb = new TransactionCallback() |
72 | |
{ |
73 | 4044 | public Object doInTransaction() throws Exception |
74 | |
{ |
75 | 4044 | receiver.onMessage(event.getMessage()); |
76 | 4044 | return null; |
77 | |
} |
78 | |
}; |
79 | 4044 | tt.execute(cb); |
80 | |
} |
81 | 6194 | if (logger.isDebugEnabled()) |
82 | |
{ |
83 | 0 | logger.debug("dispatched MuleEvent on endpointUri: " + endpointUri); |
84 | |
} |
85 | 6194 | } |
86 | |
|
87 | |
protected MuleMessage doSend(final MuleEvent event) throws Exception |
88 | |
{ |
89 | |
MuleMessage retMessage; |
90 | 4088 | EndpointURI endpointUri = event.getEndpoint().getEndpointURI(); |
91 | 4088 | final VMMessageReceiver receiver = connector.getReceiver(endpointUri); |
92 | |
|
93 | 4088 | event.transformMessage(); |
94 | 4088 | if (receiver == null) |
95 | |
{ |
96 | 26 | if (connector.isQueueEvents()) |
97 | |
{ |
98 | 26 | if (logger.isDebugEnabled()) |
99 | |
{ |
100 | 0 | logger.debug("Writing to queue as there is no receiver on connector: " |
101 | |
+ connector.getName() + ", for endpointUri: " |
102 | |
+ event.getEndpoint().getEndpointURI()); |
103 | |
} |
104 | 26 | doDispatch(event); |
105 | 26 | return null; |
106 | |
} |
107 | |
else |
108 | |
{ |
109 | 0 | throw new NoReceiverForEndpointException( |
110 | |
VMMessages.noReceiverForEndpoint(connector.getName(), |
111 | |
event.getEndpoint().getEndpointURI())); |
112 | |
} |
113 | |
} |
114 | |
|
115 | 4062 | MuleMessage message = event.getMessage(); |
116 | 4062 | connector.getSessionHandler().storeSessionInfoToMessage(event.getSession(), message); |
117 | |
|
118 | 4062 | TransactionTemplate tt = new TransactionTemplate(receiver.getEndpoint().getTransactionConfig(), |
119 | |
connector.getExceptionListener(), event.getMuleContext()); |
120 | |
|
121 | 4062 | TransactionCallback cb = new TransactionCallback() |
122 | |
{ |
123 | 4062 | public Object doInTransaction() throws Exception |
124 | |
{ |
125 | 4062 | return receiver.onCall(event.getMessage(), true); |
126 | |
} |
127 | |
}; |
128 | 4062 | retMessage = (MuleMessage) tt.execute(cb); |
129 | |
|
130 | 4062 | if (logger.isDebugEnabled()) |
131 | |
{ |
132 | 0 | logger.debug("sent event on endpointUri: " + event.getEndpoint().getEndpointURI()); |
133 | |
} |
134 | 4062 | return retMessage; |
135 | |
} |
136 | |
|
137 | |
protected void doDispose() |
138 | |
{ |
139 | |
|
140 | 243 | } |
141 | |
|
142 | |
protected void doConnect() throws Exception |
143 | |
{ |
144 | 243 | if (connector.isQueueEvents()) |
145 | |
{ |
146 | |
|
147 | 151 | connector.getQueueProfile().configureQueue( |
148 | |
endpoint.getEndpointURI().getAddress(), connector.getQueueManager()); |
149 | |
} |
150 | 243 | } |
151 | |
|
152 | |
protected void doDisconnect() throws Exception |
153 | |
{ |
154 | |
|
155 | 243 | } |
156 | |
|
157 | |
} |