Replace CloudHttpClient with RxHttpClient in ReactiveCloudConfigurationProvider

Change-Id: I319622dce34999e637553ffbd0d31e91110cc3c3
Signed-off-by: Izabela Zawadzka <izabela.zawadzka@nokia.com>
Issue-ID: DCAEGEN2-1383

2 files changed, 30 insertions, 10 deletions

diff --git a/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/impl/streams/gson/GsonUtils.java b/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/impl/streams/gson/GsonUtils.java
index 7776a1ef..0881c082 100644
--- a/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/impl/streams/gson/GsonUtils.java
+++ b/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/impl/streams/gson/GsonUtils.java
@@ -22,6 +22,7 @@ package org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gso
 
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
@@ -86,6 +87,10 @@ public final class GsonUtils {
         return readFromResource(resource).getAsJsonObject();
     }
 
+    public static JsonArray readObjectArrayFromResource(String resource) throws IOException{
+        return readFromResource(resource).getAsJsonArray();
+    }
+
     public static JsonElement readFromResource(String resource) throws IOException {
         try (Reader reader = new InputStreamReader(GsonUtils.class.getResourceAsStream(resource))) {
             return new JsonParser().parse(reader);
diff --git a/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/providers/ReactiveCloudConfigurationProvider.java b/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/providers/ReactiveCloudConfigurationProvider.java
index b7507884..27d36583 100644
--- a/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/providers/ReactiveCloudConfigurationProvider.java
+++ b/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/providers/ReactiveCloudConfigurationProvider.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * DCAEGEN2-SERVICES-SDK
  * ================================================================================
- * Copyright (C) 2018 NOKIA Intellectual Property. All rights reserved.
+ * Copyright (C) 2018-2019 NOKIA 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.
@@ -23,7 +23,10 @@ package org.onap.dcaegen2.services.sdk.rest.services.cbs.client.providers;
 
 import com.google.gson.JsonArray;
 import com.google.gson.JsonObject;
-import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.CloudHttpClient;
+import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.HttpMethod;
+import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.HttpRequest;
+import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.ImmutableHttpRequest;
+import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.RxHttpClient;
 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.EnvProperties;
 import org.onap.dcaegen2.services.sdk.rest.services.uri.URI;
 import org.slf4j.Logger;
@@ -38,15 +41,14 @@ public final class ReactiveCloudConfigurationProvider implements CloudConfigurat
     private static final Logger LOGGER = LoggerFactory.getLogger(ReactiveCloudConfigurationProvider.class);
     private static final String EXCEPTION_MESSAGE = "Unsupported method call: ";
 
-    private final CloudHttpClient cloudHttpClient;
+    private final RxHttpClient rxHttpClient;
 
     public ReactiveCloudConfigurationProvider() {
-        this(new CloudHttpClient());
+        this(RxHttpClient.create());
     }
 
-    ReactiveCloudConfigurationProvider(
-        CloudHttpClient cloudHttpClient) {
-        this.cloudHttpClient = cloudHttpClient;
+    ReactiveCloudConfigurationProvider(RxHttpClient rxHttpClient) {
+        this.rxHttpClient = rxHttpClient;
     }
 
     @Override
@@ -73,8 +75,17 @@ public final class ReactiveCloudConfigurationProvider implements CloudConfigurat
 
     private Mono<String> callConsulForConfigBindingServiceEndpoint(EnvProperties envProperties) {
         LOGGER.info("Retrieving Config Binding Service endpoint from Consul");
-        return cloudHttpClient.get(getConsulUrl(envProperties), JsonArray.class)
-            .flatMap(jsonArray -> this.createConfigBindingServiceUrl(jsonArray, envProperties.appName()));
+
+        HttpRequest httpRequest = ImmutableHttpRequest.builder()
+                .url(getConsulUrl(envProperties)).method(HttpMethod.GET).build();
+
+        return rxHttpClient.call(httpRequest)
+                .map(resp -> resp.bodyAsJson(JsonArray.class))
+                .flatMap(jsonArray ->
+                        this.createConfigBindingServiceUrl(
+                                jsonArray,
+                                envProperties.appName())
+                );
     }
 
     private String getConsulUrl(EnvProperties envProperties) {
@@ -84,7 +95,11 @@ public final class ReactiveCloudConfigurationProvider implements CloudConfigurat
 
     private Mono<JsonObject> callConfigBindingServiceForConfiguration(String configBindingServiceUri) {
         LOGGER.info("Retrieving configuration");
-        return cloudHttpClient.get(configBindingServiceUri, JsonObject.class);
+        HttpRequest httpRequest = ImmutableHttpRequest.builder()
+                .url(configBindingServiceUri).method(HttpMethod.GET).build();
+
+        return rxHttpClient.call(httpRequest)
+                .map(httpResponse -> httpResponse.bodyAsJson(JsonObject.class));
     }