1 files changed, 70 insertions, 0 deletions
diff --git a/main/src/main/java/org/onap/policy/pap/main/service/ToscaNodeTemplateService.java b/main/src/main/java/org/onap/policy/pap/main/service/ToscaNodeTemplateService.java
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+++ b/main/src/main/java/org/onap/policy/pap/main/service/ToscaNodeTemplateService.java
@@ -0,0 +1,70 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP PAP
+ * ================================================================================
+ * Copyright (C) 2022, 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.policy.pap.main.service;
+
+import java.util.Optional;
+import javax.ws.rs.core.Response;
+import lombok.RequiredArgsConstructor;
+import org.onap.policy.models.base.PfConceptKey;
+import org.onap.policy.models.base.PfModelRuntimeException;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
+import org.onap.policy.models.tosca.simple.concepts.JpaToscaNodeTemplate;
+import org.onap.policy.pap.main.repository.ToscaNodeTemplateRepository;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Service
+@Transactional(readOnly = true)
+@RequiredArgsConstructor
+public class ToscaNodeTemplateService {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(ToscaNodeTemplateService.class);
+
+    private final ToscaNodeTemplateRepository nodeTemplateRepository;
+
+    /**
+     * Get node templates.
+     *
+     * @param name the name of the node template to get
+     * @param version the version of the node template to get
+     * @return the node templates found
+     * @throws PfModelRuntimeException on errors getting node templates
+     */
+    public ToscaNodeTemplate getToscaNodeTemplate(final String name, final String version)
+        throws PfModelRuntimeException {
+
+        LOGGER.debug("->getNodeTemplate: name={}, version={}", name, version);
+
+        Optional<JpaToscaNodeTemplate> jpaToscaNodeTemplate = nodeTemplateRepository
+            .findById(new PfConceptKey(name, version));
+        if (jpaToscaNodeTemplate.isPresent()) {
+            var nodeTemplate = jpaToscaNodeTemplate.get().toAuthorative();
+            LOGGER.debug("<-NodeTemplate: name={}, version={}, nodeTemplate={}", name, version, nodeTemplate);
+            return nodeTemplate;
+        } else {
+            throw new PfModelRuntimeException(Response.Status.NOT_ACCEPTABLE,
+                "node template for " + name + ":" + version + " do not exist in the database");
+        }
+    }
+
+}