1 files changed, 62 insertions, 0 deletions
diff --git a/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/supervision/comm/AbstractParticipantAckPublisher.java b/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/supervision/comm/AbstractParticipantAckPublisher.java
new file mode 100644
index 000000000..22284a4eb
--- /dev/null
+++ b/runtime-acm/src/main/java/org/onap/policy/clamp/acm/runtime/supervision/comm/AbstractParticipantAckPublisher.java
@@ -0,0 +1,62 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.clamp.acm.runtime.supervision.comm;
+
+import java.util.List;
+import javax.ws.rs.core.Response.Status;
+import org.onap.policy.clamp.acm.runtime.config.messaging.Publisher;
+import org.onap.policy.clamp.common.acm.exception.AutomationCompositionRuntimeException;
+import org.onap.policy.clamp.models.acm.messages.dmaap.participant.ParticipantAckMessage;
+import org.onap.policy.common.endpoints.event.comm.TopicSink;
+import org.onap.policy.common.endpoints.event.comm.client.TopicSinkClient;
+
+public abstract class AbstractParticipantAckPublisher<E extends ParticipantAckMessage> implements Publisher {
+
+    private TopicSinkClient topicSinkClient;
+    private boolean active = false;
+
+    /**
+     * Method to send Participant message to participants on demand.
+     *
+     * @param participantMessage the Participant message
+     */
+    public void send(final E participantMessage) {
+        if (!active) {
+            throw new AutomationCompositionRuntimeException(Status.NOT_ACCEPTABLE, "Not Active!");
+        }
+        topicSinkClient.send(participantMessage);
+    }
+
+
+    @Override
+    public void active(List<TopicSink> topicSinks) {
+        if (topicSinks.size() != 1) {
+            throw new IllegalArgumentException("Topic Sink must be one");
+        }
+        this.topicSinkClient = new TopicSinkClient(topicSinks.get(0));
+        active = true;
+    }
+
+    @Override
+    public void stop() {
+        active = false;
+    }
+}