1 files changed, 0 insertions, 144 deletions
diff --git a/a1-policy-management/src/main/java/org/onap/ccsdk/oran/a1policymanagementservice/dmaap/DmaapMessageHandler.java b/a1-policy-management/src/main/java/org/onap/ccsdk/oran/a1policymanagementservice/dmaap/DmaapMessageHandler.java
deleted file mode 100644
index 022dec05..00000000
--- a/a1-policy-management/src/main/java/org/onap/ccsdk/oran/a1policymanagementservice/dmaap/DmaapMessageHandler.java
+++ /dev/null
@@ -1,144 +0,0 @@
-/*-
- * ========================LICENSE_START=================================
- * ONAP : ccsdk oran
- * ======================================================================
- * Copyright (C) 2020 Nordix Foundation. 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.ccsdk.oran.a1policymanagementservice.dmaap;
-
-import com.google.gson.Gson;
-import com.google.gson.GsonBuilder;
-import com.google.gson.JsonObject;
-
-import java.lang.invoke.MethodHandles;
-
-import org.onap.ccsdk.oran.a1policymanagementservice.clients.AsyncRestClient;
-import org.onap.ccsdk.oran.a1policymanagementservice.dmaap.DmaapRequestMessage.Operation;
-import org.onap.ccsdk.oran.a1policymanagementservice.exceptions.ServiceException;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.springframework.http.HttpStatus;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.reactive.function.client.WebClientException;
-import org.springframework.web.reactive.function.client.WebClientResponseException;
-import reactor.core.publisher.Mono;
-
-/**
- * The class handles incoming requests from DMAAP.
- * <p>
- * That means: invoke a REST call towards this services and to send back a
- * response though DMAAP
- */
-public class DmaapMessageHandler {
-    private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
-    private static Gson gson = new GsonBuilder().create();
-    private final AsyncRestClient dmaapClient;
-    private final AsyncRestClient pmsClient;
-
-    public DmaapMessageHandler(AsyncRestClient dmaapClient, AsyncRestClient pmsClient) {
-        this.pmsClient = pmsClient;
-        this.dmaapClient = dmaapClient;
-    }
-
-    public Mono<String> handleDmaapMsg(DmaapRequestMessage dmaapRequestMessage) {
-        return this.invokePolicyManagementService(dmaapRequestMessage) //
-                .onErrorResume(t -> handlePolicyManagementServiceCallError(t, dmaapRequestMessage)) //
-                .flatMap(response -> sendDmaapResponse(response.getBody(), dmaapRequestMessage,
-                        response.getStatusCode()))
-                .doOnError(t -> logger.warn("Failed to handle DMAAP message : {}", t.getMessage()))//
-                .onErrorResume(t -> Mono.empty());
-    }
-
-    private Mono<ResponseEntity<String>> handlePolicyManagementServiceCallError(Throwable error,
-            DmaapRequestMessage dmaapRequestMessage) {
-        logger.debug("Policy Management Service call failed: {}", error.getMessage());
-        HttpStatus status = HttpStatus.INTERNAL_SERVER_ERROR;
-        String errorMessage = error.getMessage();
-        if (error instanceof WebClientResponseException) {
-            WebClientResponseException exception = (WebClientResponseException) error;
-            status = exception.getStatusCode();
-            errorMessage = exception.getResponseBodyAsString();
-        } else if (error instanceof ServiceException) {
-            status = HttpStatus.BAD_REQUEST;
-            errorMessage = error.getMessage();
-        } else if (!(error instanceof WebClientException)) {
-            logger.warn("Unexpected exception ", error);
-        }
-        return sendDmaapResponse(errorMessage, dmaapRequestMessage, status) //
-                .flatMap(notUsed -> Mono.empty());
-    }
-
-    public Mono<String> sendDmaapResponse(String response, DmaapRequestMessage dmaapRequestMessage, HttpStatus status) {
-        return createDmaapResponseMessage(dmaapRequestMessage, response, status) //
-                .flatMap(this::sendToDmaap) //
-                .onErrorResume(this::handleResponseCallError);
-    }
-
-    private Mono<ResponseEntity<String>> invokePolicyManagementService(DmaapRequestMessage dmaapRequestMessage) {
-        DmaapRequestMessage.Operation operation = dmaapRequestMessage.getOperation();
-        String uri = dmaapRequestMessage.getUrl();
-
-        if (operation == Operation.DELETE) {
-            return pmsClient.deleteForEntity(uri);
-        } else if (operation == Operation.GET) {
-            return pmsClient.getForEntity(uri);
-        } else if (operation == Operation.PUT) {
-            return pmsClient.putForEntity(uri, payload(dmaapRequestMessage));
-        } else if (operation == Operation.POST) {
-            return pmsClient.postForEntity(uri, payload(dmaapRequestMessage));
-        } else {
-            return Mono.error(new ServiceException("Not implemented operation: " + operation));
-        }
-    }
-
-    private String payload(DmaapRequestMessage message) {
-        JsonObject payload = message.getPayload();
-        if (payload != null) {
-            return gson.toJson(payload);
-        } else {
-            logger.warn("Expected payload in message from DMAAP: {}", message);
-            return "";
-        }
-    }
-
-    private Mono<String> sendToDmaap(String body) {
-        logger.debug("sendToDmaap: {} ", body);
-        return dmaapClient.post("", "[" + body + "]");
-    }
-
-    private Mono<String> handleResponseCallError(Throwable t) {
-        logger.warn("Failed to send response to DMaaP: {}", t.getMessage());
-        return Mono.empty();
-    }
-
-    private Mono<String> createDmaapResponseMessage(DmaapRequestMessage dmaapRequestMessage, String response,
-            HttpStatus status) {
-        DmaapResponseMessage dmaapResponseMessage = DmaapResponseMessage.builder() //
-                .status(status.toString()) //
-                .message(response == null ? "" : response) //
-                .type("response") //
-                .correlationId(
-                        dmaapRequestMessage.getCorrelationId() == null ? "" : dmaapRequestMessage.getCorrelationId()) //
-                .originatorId(
-                        dmaapRequestMessage.getOriginatorId() == null ? "" : dmaapRequestMessage.getOriginatorId()) //
-                .requestId(dmaapRequestMessage.getRequestId() == null ? "" : dmaapRequestMessage.getRequestId()) //
-                .timestamp(dmaapRequestMessage.getTimestamp() == null ? "" : dmaapRequestMessage.getTimestamp()) //
-                .build();
-        String str = gson.toJson(dmaapResponseMessage);
-        return Mono.just(str);
-    }
-}