1. /*

  2.  * Copyright 2003-2004 The Apache Software Foundation

  3.  * 

  4.  * Licensed under the Apache License, Version 2.0 (the "License");

  5.  * you may not use this file except in compliance with the License.

  6.  * You may obtain a copy of the License at

  7.  * 

  8.  *     http://www.apache.org/licenses/LICENSE-2.0

  9.  * 

  10.  * Unless required by applicable law or agreed to in writing, software

  11.  * distributed under the License is distributed on an "AS IS" BASIS,

  12.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  13.  * See the License for the specific language governing permissions and

  14.  * limitations under the License.

  15.  */

  16. package org.apache.commons.attributes;

  17. 

  18. import java.lang.reflect.Field;

  19. import java.lang.reflect.Constructor;

  20. import java.lang.reflect.Method;

  21. import java.util.Collection;

  22. 

  23. /**

  24.  * An attribute repository cache. Used internally to speed up operation.

  25.  * All collections returned should be unmodifiable.

  26.  */

  27. interface CachedRepository {

  28.     

  29.     public static final CachedRepository EMPTY = new EmptyCachedRepository ();

  30.     

  31.     public Collection getAttributes ();

  32.     public Collection getAttributes (Field f);

  33.     public Collection getAttributes (Method m);

  34.     public Collection getParameterAttributes (Method m, int parameter);

  35.     public Collection getParameterAttributes (Constructor c, int parameter);

  36.     public Collection getReturnAttributes (Method m);

  37.     public Collection getAttributes (Constructor c);

  38. }