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Java > Open Source Codes > org > apache > hivemind > impl > RegistryProvider


1 // Copyright 2007 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.impl;
16
17 import org.apache.hivemind.ErrorHandler;
18 import org.apache.hivemind.definition.RegistryDefinition;
19
20 /**
21  * A registry provider contributes module definitions to a {@link RegistryDefinition}.
22  * It must be implemented to participate in the registry autoloading mechanism
23  * triggered by {@link RegistryBuilder#autoDetectModules()} and described in
24  * {@link RegistryProviderAutoDetector}.
25  * The implementations must have a no arguments constructor.
26  *
27  * @author Achim Huegen
28  */
29 public interface RegistryProvider
30 {
31     /**
32      * Called during the registry definition phase, before the registry is constructed.
33      * New module definitions can be added to the registry and existing can be altered.
34      *
35      * @param registryDefinition the registry definition
36      * @param errorHandler an error handler to call when errors occur.
37      */
38     public void process(RegistryDefinition registryDefinition, ErrorHandler errorHandler);
39     
40 }
41
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