TranslatorManager


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;
16  
17  import org.apache.hivemind.schema.Translator;
18  
19  /**
20   * Manages translators for {@link org.apache.hivemind.impl.RegistryInfrastructureImpl}.
21   * Translators may be a shared, cached instance.
22   * (Translators should be stateless). Translators are identified by a constructor, which may be
23   * the name of a translator defined in the <code>hivemind.Translators</code> extension point
24   * (a single builtin translator, <code>class</code>, is hardcoded). Alternately, the name may
25   * consist of a translator name, a comma, and an initializer string for the service (example:
26   * <code>int,min=5</code>).
27   * 
28   * @author Howard Lewis Ship
29   */
30  public interface TranslatorManager
31  {
32      public abstract Translator getTranslator(String   constructor);
33  
34  }

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