--- /dev/null
+/*-
+ * ========================LICENSE_START=================================
+ * O-RAN-SC
+ * %%
+ * Copyright (C) 2020 AT&T Intellectual Property
+ * %%
+ * 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.oransc.ric.portal.dashboard.config;
+
+import java.lang.invoke.MethodHandles;
+
+import org.oransc.itdev.xapponboarder.client.api.ChartsApi;
+import org.oransc.itdev.xapponboarder.client.api.HealthApi;
+import org.oransc.itdev.xapponboarder.client.api.OnboardApi;
+import org.oransc.itdev.xapponboarder.client.invoker.ApiClient;
+import org.oransc.ric.portal.dashboard.model.RicInstance;
+import org.oransc.ric.portal.dashboard.model.RicRegionList;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.web.client.RestTemplate;
+import org.springframework.web.util.DefaultUriBuilderFactory;
+
+/**
+ * The OpenAPI generated API client code using Spring RestTemplate is not thread
+ * safe according to https://github.com/swagger-api/swagger-codegen/issues/9222
+ *
+ * As a workaround this builder creates a new client at every request. If this
+ * proves to be too slow then clients could be cached for each thread.
+ */
+public class XappOnboarderApiBuilder {
+
+ private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
+
+ private final String urlSuffix;
+ private final RicRegionList instanceConfig;
+
+ public XappOnboarderApiBuilder(final RicRegionList instanceConfig, final String urlSuffix) {
+ logger.debug("ctor: suffix {}", urlSuffix);
+ this.instanceConfig = instanceConfig;
+ this.urlSuffix = urlSuffix;
+ }
+
+ private ApiClient apiClient(String instanceKey) {
+ RicInstance instance = instanceConfig.getInstance(instanceKey);
+ String url = new DefaultUriBuilderFactory(instance.getPltUrlPrefix().trim()).builder()
+ .path(this.urlSuffix.trim()).build().normalize().toString();
+ logger.debug("apiClient URL {}", url);
+ return new ApiClient(new RestTemplate()).setBasePath(url);
+ }
+
+ public HealthApi getHealthApi(String instanceKey) {
+ return new HealthApi(apiClient(instanceKey));
+ }
+
+ public ChartsApi getChartsApi(String instanceKey) {
+ return new ChartsApi(apiClient(instanceKey));
+ }
+
+ public OnboardApi getOnboardApi(String instanceKey) {
+ return new OnboardApi(apiClient(instanceKey));
+ }
+
+}