Add failure handling support in Intermediary

Add Failure handling support in Intermediary,
and refactor the communication between Participant and Intermediary.

Issue-ID: POLICY-4707
Change-Id: Ica22e0e820efda372886d6d8da9c3526633321e2
Signed-off-by: FrancescoFioraEst <francesco.fiora@est.tech>

3 files changed, 4 insertions, 50 deletions

diff --git a/participant/participant-impl/participant-impl-kserve/src/main/java/org/onap/policy/clamp/acm/participant/kserve/config/ParticipantConfig.java b/participant/participant-impl/participant-impl-kserve/src/main/java/org/onap/policy/clamp/acm/participant/kserve/config/ParticipantConfig.java
deleted file mode 100755
index 1a671343a..000000000
--- a/participant/participant-impl/participant-impl-kserve/src/main/java/org/onap/policy/clamp/acm/participant/kserve/config/ParticipantConfig.java
+++ /dev/null
@@ -1,43 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- *  Copyright (C) 2023 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.participant.kserve.config;
-
-import org.onap.policy.clamp.acm.participant.intermediary.api.ParticipantIntermediaryApi;
-import org.onap.policy.clamp.acm.participant.kserve.handler.AutomationCompositionElementHandler;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.annotation.Configuration;
-
-@Configuration
-public class ParticipantConfig {
-
-    /**
-     * Register AutomationCompositionElementListener.
-     *
-     * @param intermediaryApi the ParticipantIntermediaryApi
-     * @param acElementHandler the AutomationComposition Element Handler
-     */
-    @Autowired
-    public void registerAutomationCompositionElementListener(ParticipantIntermediaryApi intermediaryApi,
-            AutomationCompositionElementHandler acElementHandler) {
-        intermediaryApi.registerAutomationCompositionElementListener(acElementHandler);
-        acElementHandler.setIntermediaryApi(intermediaryApi);
-    }
-}
diff --git a/participant/participant-impl/participant-impl-kserve/src/main/java/org/onap/policy/clamp/acm/participant/kserve/handler/AutomationCompositionElementHandler.java b/participant/participant-impl/participant-impl-kserve/src/main/java/org/onap/policy/clamp/acm/participant/kserve/handler/AutomationCompositionElementHandler.java
index 4d556579d..ed02314cd 100755
--- a/participant/participant-impl/participant-impl-kserve/src/main/java/org/onap/policy/clamp/acm/participant/kserve/handler/AutomationCompositionElementHandler.java
+++ b/participant/participant-impl/participant-impl-kserve/src/main/java/org/onap/policy/clamp/acm/participant/kserve/handler/AutomationCompositionElementHandler.java
@@ -36,7 +36,6 @@ import javax.validation.ValidationException;
 import lombok.AccessLevel;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
-import lombok.Setter;
 import org.apache.http.HttpStatus;
 import org.onap.policy.clamp.acm.participant.intermediary.api.AutomationCompositionElementListener;
 import org.onap.policy.clamp.acm.participant.intermediary.api.ParticipantIntermediaryApi;
@@ -72,8 +71,7 @@ public class AutomationCompositionElementHandler implements AutomationCompositio
 
     private ExecutorService executor = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
 
-    @Setter
-    private ParticipantIntermediaryApi intermediaryApi;
+    private final ParticipantIntermediaryApi intermediaryApi;
 
     private final KserveClient kserveClient;
 
diff --git a/participant/participant-impl/participant-impl-kserve/src/test/java/org/onap/policy/clamp/acm/participant/kserve/handler/AcElementHandlerTest.java b/participant/participant-impl/participant-impl-kserve/src/test/java/org/onap/policy/clamp/acm/participant/kserve/handler/AcElementHandlerTest.java
index 38db1b8c1..6112488bf 100755
--- a/participant/participant-impl/participant-impl-kserve/src/test/java/org/onap/policy/clamp/acm/participant/kserve/handler/AcElementHandlerTest.java
+++ b/participant/participant-impl/participant-impl-kserve/src/test/java/org/onap/policy/clamp/acm/participant/kserve/handler/AcElementHandlerTest.java
@@ -58,13 +58,12 @@ class AcElementHandlerTest {
 
     private final KserveClient kserveClient = mock(KserveClient.class);
 
+    private ParticipantIntermediaryApi participantIntermediaryApi = mock(ParticipantIntermediaryApi.class);
+
     @InjectMocks
     @Spy
     private AutomationCompositionElementHandler automationCompositionElementHandler =
-            new AutomationCompositionElementHandler(kserveClient);
-
-    @Mock
-    private ParticipantIntermediaryApi participantIntermediaryApi;
+            new AutomationCompositionElementHandler(participantIntermediaryApi, kserveClient);
 
     @Mock
     private ExecutorService executor;