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      1 /*
      2  * Copyright (C) 2009 The Android Open Source Project
      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 
     17 package signature.compare.model;
     18 
     19 import java.util.Set;
     20 
     21 import signature.model.IAnnotation;
     22 
     23 /**
     24  * {@code IAnnotationDelta} models the delta between two {@link IAnnotation}
     25  * instances.
     26  */
     27 public interface IAnnotationDelta extends IDelta<IAnnotation> {
     28 
     29     /**
     30      * Returns a set of annotation element deltas or {@code null} if no deltas
     31      * are available.
     32      *
     33      * @return a set of annotation element deltas, maybe {@code null}
     34      */
     35     Set<IAnnotationElementDelta> getAnnotationElementDeltas();
     36 }
     37