1 files changed, 47 insertions, 0 deletions
diff --git a/main/src/main/java/org/onap/policy/pap/main/comm/msgdata/RequestListener.java b/main/src/main/java/org/onap/policy/pap/main/comm/msgdata/RequestListener.java
new file mode 100644
index 00000000..4c53bd64
--- /dev/null
+++ b/main/src/main/java/org/onap/policy/pap/main/comm/msgdata/RequestListener.java
@@ -0,0 +1,47 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP PAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.pap.main.comm.msgdata;
+
+/**
+ * Listener for request events.
+ */
+public interface RequestListener {
+
+    /**
+     * Indicates that an invalid response was received from a PDP.
+     *
+     * @param pdpName name of the PDP from which the response was received
+     * @param reason the reason for the mismatch
+     */
+    public void failure(String pdpName, String reason);
+
+    /**
+     * Indicates that a successful response was received from a PDP.
+     *
+     * @param pdpName name of the PDP from which the response was received
+     */
+    public void success(String pdpName);
+
+    /**
+     * Indicates that the retry count was exhausted.
+     */
+    public void retryCountExhausted();
+}