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[gb-231r1-is01/GB_2.3_IS01.git] / cts / tools / signature-tools / src / signature / compare / model / IAnnotationElementDelta.java

diff --git a/cts/tools/signature-tools/src/signature/compare/model/IAnnotationElementDelta.java b/cts/tools/signature-tools/src/signature/compare/model/IAnnotationElementDelta.java
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+++ b/cts/tools/signature-tools/src/signature/compare/model/IAnnotationElementDelta.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package signature.compare.model;
+
+import signature.model.IAnnotationElement;
+
+/**
+ * {@code IAnnotationElementDelta} models the delta between two
+ * {@link IAnnotationElement} instances.
+ */
+public interface IAnnotationElementDelta extends IDelta<IAnnotationElement> {
+
+    /**
+     * Returns a value delta or {@code null} if no delta is available.
+     * 
+     * @return a value delta, maybe {@code null}
+     */
+    IValueDelta getValueDelta();
+}