1 files changed, 26 insertions, 0 deletions
diff --git a/sandbox/travelsample/chapter-09/payment-contribution/src/payment/Payment.java b/sandbox/travelsample/chapter-09/payment-contribution/src/payment/Payment.java
new file mode 100644
index 0000000000..f1a45cb031
--- /dev/null
+++ b/sandbox/travelsample/chapter-09/payment-contribution/src/payment/Payment.java
@@ -0,0 +1,26 @@
+/*
+ * 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 payment;
+
+public interface Payment {
+
+    public String makePaymentMember(String customerId,
+                                    float amount);
+}