1 files changed, 33 insertions, 0 deletions
diff --git a/branches/sca-java-1.x/itest/contribution/src/main/java/calculator/SubtractService.java b/branches/sca-java-1.x/itest/contribution/src/main/java/calculator/SubtractService.java
new file mode 100644
index 0000000000..25e0ed6ca7
--- /dev/null
+++ b/branches/sca-java-1.x/itest/contribution/src/main/java/calculator/SubtractService.java
@@ -0,0 +1,33 @@
+/*
+ * 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 calculator;
+
+/**
+ * This is an interface for Subtract Service which has subtract method declared which is implemented in
+ * SubtractServiceImpl class
+ */
+
+public interface SubtractService {
+
+    /**
+     * This is a subtract method which takes 2 parameters of double type and returns the result of subtraction.
+     */
+    double subtract(double n1, double n2);
+
+}