1 files changed, 94 insertions, 0 deletions
diff --git a/blueprints-processor/plugin/assignment-provider/src/main/java/org/onap/ccsdk/config/assignment/service/ResourceModelService.java b/blueprints-processor/plugin/assignment-provider/src/main/java/org/onap/ccsdk/config/assignment/service/ResourceModelService.java
new file mode 100644
index 000000000..7eb21967d
--- /dev/null
+++ b/blueprints-processor/plugin/assignment-provider/src/main/java/org/onap/ccsdk/config/assignment/service/ResourceModelService.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright © 2017-2018 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.
+ */
+
+package org.onap.ccsdk.config.assignment.service;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.onap.ccsdk.config.model.data.ResourceAssignment;
+import org.onap.ccsdk.config.model.service.ConfigModelService;
+import org.onap.ccsdk.config.model.utils.TransformationUtils;
+import org.onap.ccsdk.config.model.validator.ResourceAssignmentValidator;
+import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
+import org.onap.ccsdk.sli.core.sli.SvcLogicException;
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+
+public class ResourceModelService {
+    private static EELFLogger logger = EELFManager.getInstance().getLogger(ResourceModelService.class);
+    
+    private ConfigModelService configModelService;
+    
+    public ResourceModelService(ConfigModelService configModelService) {
+        this.configModelService = configModelService;
+    }
+    
+    public Map<String, String> getTemplatesContents(SvcLogicContext ctx, List<String> templateNames)
+            throws SvcLogicException {
+        Map<String, String> templatesContents = new HashMap<>();
+        try {
+            if (CollectionUtils.isNotEmpty(templateNames)) {
+                for (String templateName : templateNames) {
+                    String templateContent = this.configModelService.getNodeTemplateContent(ctx, templateName);
+                    logger.trace("Processing template ({}) with  content : {}", templateName, templateContent);
+                    templatesContents.put(templateName, templateContent);
+                }
+            }
+        } catch (Exception e) {
+            throw new SvcLogicException(e.getMessage());
+        }
+        return templatesContents;
+    }
+    
+    public Map<String, List<ResourceAssignment>> getTemplatesResourceAssignments(SvcLogicContext ctx,
+            List<String> templateNames) throws SvcLogicException {
+        Map<String, List<ResourceAssignment>> templatesResourceAssignments = new HashMap<>();
+        try {
+            if (CollectionUtils.isNotEmpty(templateNames)) {
+                for (String templateName : templateNames) {
+                    String resourceMappingContent = this.configModelService.getNodeTemplateMapping(ctx, templateName);
+                    logger.info("Processing template ({}) with resource assignment content : {}", templateName,
+                            resourceMappingContent);
+                    
+                    if (StringUtils.isNotBlank(resourceMappingContent)) {
+                        
+                        List<ResourceAssignment> resourceAssignments =
+                                TransformationUtils.getListfromJson(resourceMappingContent, ResourceAssignment.class);
+                        
+                        if (resourceAssignments != null) {
+                            ResourceAssignmentValidator resourceAssignmentValidator =
+                                    new ResourceAssignmentValidator(resourceAssignments);
+                            resourceAssignmentValidator.validateResourceAssignment();
+                            logger.info("Resource assignment validated successfully for the template ({})",
+                                    templateName);
+                            templatesResourceAssignments.put(templateName, resourceAssignments);
+                        } else {
+                            throw new SvcLogicException(String.format(
+                                    "Failed to convert assignment content (%s) to object", resourceMappingContent));
+                        }
+                    } else {
+                        // Do nothing, because som e templates may not have mappings
+                    }
+                }
+            }
+        } catch (Exception e) {
+            throw new SvcLogicException(e.getMessage());
+        }
+        
+        return templatesResourceAssignments;
+    }
+}