1 | |
|
2 | |
|
3 | |
|
4 | |
|
5 | |
|
6 | |
|
7 | |
package org.mule.api.processor.policy; |
8 | |
|
9 | |
import org.mule.api.processor.MessageProcessorChain; |
10 | |
import org.mule.util.CollectionUtils; |
11 | |
|
12 | |
import java.util.Collections; |
13 | |
import java.util.LinkedList; |
14 | |
import java.util.List; |
15 | |
|
16 | |
import org.apache.commons.beanutils.BeanPropertyValueEqualsPredicate; |
17 | |
|
18 | |
public class Policies |
19 | |
{ |
20 | |
|
21 | |
private final MessageProcessorChain messageProcessorChain; |
22 | 0 | private LinkedList<AroundPolicy> policies = new LinkedList<AroundPolicy>(); |
23 | |
|
24 | |
public Policies(MessageProcessorChain messageProcessorChain) |
25 | 0 | { |
26 | 0 | this.messageProcessorChain = messageProcessorChain; |
27 | 0 | } |
28 | |
|
29 | |
public void add(AroundPolicy policy) |
30 | |
{ |
31 | |
|
32 | 0 | if (find(policy.getName()) != null) |
33 | |
{ |
34 | 0 | final String msg = String.format("There's already a policy registered under name [%s] for chain [%s]:%s", |
35 | |
policy.getName(), messageProcessorChain.getName(), messageProcessorChain); |
36 | 0 | throw new IllegalArgumentException(msg); |
37 | |
} |
38 | 0 | this.policies.add(policy); |
39 | 0 | } |
40 | |
|
41 | |
public AroundPolicy remove(String policyName) |
42 | |
{ |
43 | |
|
44 | 0 | final AroundPolicy policy = find(policyName); |
45 | 0 | if (policy == null) |
46 | |
{ |
47 | 0 | return null; |
48 | |
} |
49 | 0 | this.policies.remove(policy); |
50 | |
|
51 | 0 | return policy; |
52 | |
} |
53 | |
|
54 | |
public List<AroundPolicy> list() |
55 | |
{ |
56 | |
|
57 | 0 | return Collections.unmodifiableList(this.policies); |
58 | |
} |
59 | |
|
60 | |
public void clear() |
61 | |
{ |
62 | |
|
63 | 0 | this.policies.clear(); |
64 | 0 | } |
65 | |
|
66 | |
|
67 | |
|
68 | |
|
69 | |
public AroundPolicy find(String policyName) |
70 | |
{ |
71 | |
|
72 | |
|
73 | 0 | return (AroundPolicy) CollectionUtils.find(this.policies, |
74 | |
new BeanPropertyValueEqualsPredicate("name", policyName)); |
75 | |
} |
76 | |
} |