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Java > Open Source Codes > org > apache > hivemind > service > impl > BuilderErrorHandlerFacet


1 // Copyright 2004, 2005 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package org.apache.hivemind.service.impl;
16
17 import org.apache.hivemind.ErrorHandler;
18 import org.apache.hivemind.ServiceImplementationFactoryParameters;
19
20 /**
21  * Exposes the invoking module's {@link org.apache.hivemind.ErrorHandler} to a service as a
22  * constructor parameter or a property.
23  *
24  * @author Howard Lewis Ship
25  */
26 public class BuilderErrorHandlerFacet extends BuilderFacet
27 {
28
29     public Object JavaDoc getFacetValue(ServiceImplementationFactoryParameters factoryParameters,
30             Class JavaDoc targetType)
31     {
32         return factoryParameters.getInvokingModule().getErrorHandler();
33     }
34
35     public boolean isAssignableToType(ServiceImplementationFactoryParameters factoryParameters,
36             Class JavaDoc targetType)
37     {
38         return targetType == ErrorHandler.class;
39     }
40
41     protected String JavaDoc getDefaultPropertyName()
42     {
43         return "errorHandler";
44     }
45
46     /** @since 1.1 */
47     public boolean canAutowireConstructorParameter()
48     {
49         return true;
50     }
51 }
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