1 | |
|
2 | |
|
3 | |
|
4 | |
|
5 | |
|
6 | |
|
7 | |
|
8 | |
|
9 | |
|
10 | |
|
11 | |
package org.mule.api.processor.policy; |
12 | |
|
13 | |
import org.mule.api.MuleEvent; |
14 | |
import org.mule.api.MuleException; |
15 | |
import org.mule.api.processor.MessageProcessor; |
16 | |
|
17 | |
import java.util.LinkedList; |
18 | |
import java.util.List; |
19 | |
|
20 | |
|
21 | |
|
22 | |
|
23 | |
public class PolicyInvocation |
24 | |
{ |
25 | |
private MuleEvent event; |
26 | 0 | private List<AroundPolicy> policies = new LinkedList<AroundPolicy>(); |
27 | 0 | private volatile int currentPolicyIndex = 0; |
28 | |
private MessageProcessor messageProcessor; |
29 | |
|
30 | |
public PolicyInvocation(MuleEvent event, List<AroundPolicy> policies, MessageProcessor processor) |
31 | 0 | { |
32 | 0 | this.event = event; |
33 | 0 | this.policies = policies; |
34 | 0 | this.messageProcessor = processor; |
35 | 0 | } |
36 | |
|
37 | |
|
38 | |
|
39 | |
|
40 | |
|
41 | |
|
42 | |
public MuleEvent proceed() throws MuleException |
43 | |
{ |
44 | 0 | currentPolicyIndex++; |
45 | 0 | if (currentPolicyIndex == policies.size()) |
46 | |
{ |
47 | |
|
48 | 0 | return messageProcessor.process(event); |
49 | |
} |
50 | 0 | final AroundPolicy currentPolicy = getCurrentPolicy(); |
51 | 0 | final MuleEvent result = currentPolicy.invoke(this); |
52 | 0 | setEvent(result); |
53 | 0 | return event; |
54 | |
} |
55 | |
|
56 | |
public MuleEvent getEvent() |
57 | |
{ |
58 | 0 | return event; |
59 | |
} |
60 | |
|
61 | |
|
62 | |
|
63 | |
|
64 | |
|
65 | |
|
66 | |
|
67 | |
public void setEvent(MuleEvent event) |
68 | |
{ |
69 | 0 | this.event = event; |
70 | 0 | } |
71 | |
|
72 | |
|
73 | |
|
74 | |
|
75 | |
public AroundPolicy getCurrentPolicy() |
76 | |
{ |
77 | 0 | return policies.get(currentPolicyIndex); |
78 | |
} |
79 | |
|
80 | |
public MessageProcessor getMessageProcessor() |
81 | |
{ |
82 | 0 | return messageProcessor; |
83 | |
} |
84 | |
|
85 | |
public List<AroundPolicy> getPolicies() |
86 | |
{ |
87 | 0 | return policies; |
88 | |
} |
89 | |
} |