1 | |
|
2 | |
|
3 | |
|
4 | |
|
5 | |
|
6 | |
|
7 | |
|
8 | |
|
9 | |
|
10 | |
|
11 | |
|
12 | |
|
13 | |
|
14 | |
|
15 | |
package org.apache.tapestry.services.impl; |
16 | |
|
17 | |
import org.apache.hivemind.ApplicationRuntimeException; |
18 | |
import org.apache.hivemind.ServiceImplementationFactory; |
19 | |
import org.apache.hivemind.ServiceImplementationFactoryParameters; |
20 | |
import org.apache.hivemind.lib.DefaultImplementationBuilder; |
21 | |
import org.apache.tapestry.spec.IApplicationSpecification; |
22 | |
|
23 | |
|
24 | |
|
25 | |
|
26 | |
|
27 | |
|
28 | |
|
29 | |
|
30 | |
|
31 | |
|
32 | |
|
33 | |
|
34 | |
|
35 | 0 | public class ExtensionLookupFactory implements ServiceImplementationFactory |
36 | |
{ |
37 | |
private IApplicationSpecification _specification; |
38 | |
|
39 | |
private DefaultImplementationBuilder _defaultBuilder; |
40 | |
|
41 | |
public Object createCoreServiceImplementation( |
42 | |
ServiceImplementationFactoryParameters factorParameters) |
43 | |
{ |
44 | 0 | ExtensionLookupParameter p = (ExtensionLookupParameter) factorParameters.getParameters() |
45 | |
.get(0); |
46 | |
|
47 | 0 | String extensionName = p.getExtensionName(); |
48 | |
|
49 | 0 | Class serviceInterface = factorParameters.getServiceInterface(); |
50 | |
|
51 | |
try |
52 | |
{ |
53 | 0 | if (_specification.checkExtension(extensionName)) |
54 | 0 | return _specification.getExtension(extensionName, serviceInterface); |
55 | |
|
56 | 0 | if (p.getDefault() != null) |
57 | 0 | return p.getDefault(); |
58 | |
|
59 | 0 | return _defaultBuilder.buildDefaultImplementation(serviceInterface); |
60 | |
} |
61 | 0 | catch (Exception ex) |
62 | |
{ |
63 | 0 | throw new ApplicationRuntimeException(ex.getMessage(), p.getLocation(), ex); |
64 | |
} |
65 | |
} |
66 | |
|
67 | |
public void setDefaultBuilder(DefaultImplementationBuilder builder) |
68 | |
{ |
69 | 0 | _defaultBuilder = builder; |
70 | 0 | } |
71 | |
|
72 | |
public void setSpecification(IApplicationSpecification specification) |
73 | |
{ |
74 | 0 | _specification = specification; |
75 | 0 | } |
76 | |
|
77 | |
} |