MNEMONIC-482:Support reference breaking mark on specified fields
diff --git a/mnemonic-core/src/main/java/org/apache/mnemonic/RefBreak.java b/mnemonic-core/src/main/java/org/apache/mnemonic/RefBreak.java
new file mode 100644
index 0000000..37ea230
--- /dev/null
+++ b/mnemonic-core/src/main/java/org/apache/mnemonic/RefBreak.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.mnemonic;
+
+/**
+ * this class defines an annotation for refbreak methods of non-volatile entity
+ *
+ */
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.CLASS)
+public @interface RefBreak {
+
+}
