1 files changed, 65 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-sdc-translator-lib/openecomp-sdc-translator-core/src/main/java/org/openecomp/sdc/translator/services/heattotosca/impl/unifiedcomposition/UnifiedCompositionSingleSubstitution.java b/openecomp-be/lib/openecomp-sdc-translator-lib/openecomp-sdc-translator-core/src/main/java/org/openecomp/sdc/translator/services/heattotosca/impl/unifiedcomposition/UnifiedCompositionSingleSubstitution.java
new file mode 100644
index 0000000000..c3965a5f52
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-translator-lib/openecomp-sdc-translator-core/src/main/java/org/openecomp/sdc/translator/services/heattotosca/impl/unifiedcomposition/UnifiedCompositionSingleSubstitution.java
@@ -0,0 +1,65 @@
+package org.openecomp.sdc.translator.services.heattotosca.impl.unifiedcomposition;
+
+import org.apache.commons.collections4.CollectionUtils;
+import org.openecomp.sdc.tosca.datatypes.model.ServiceTemplate;
+import org.openecomp.sdc.translator.datatypes.heattotosca.TranslationContext;
+import org.openecomp.sdc.translator.datatypes.heattotosca.unifiedmodel.composition.UnifiedCompositionData;
+import org.openecomp.sdc.translator.services.heattotosca.UnifiedComposition;
+import org.openecomp.sdc.translator.services.heattotosca.UnifiedCompositionService;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+
+/**
+ * The type Unified composition single substitution.
+ */
+public class UnifiedCompositionSingleSubstitution implements UnifiedComposition {
+
+  // There is no consolidation in SingleSubstitution implemetation.
+  // In case of single substitution, if there is more than one entry in the
+  // unifiedComposotionDataList, they all should contain the same compute type but the
+  // consolidation between them was canceled.
+  // For different compute type, this implementation will be called more than once, each time
+  // per diff compute type, while sending one entry in the unifiedComposotionDataList.
+  @Override
+  public void createUnifiedComposition(ServiceTemplate serviceTemplate,
+                                       ServiceTemplate nestedServiceTemplate,
+                                       List<UnifiedCompositionData> unifiedCompositionDataList,
+                                       TranslationContext context) {
+    UnifiedCompositionService unifiedCompositionService = new UnifiedCompositionService();
+    if (CollectionUtils.isEmpty(unifiedCompositionDataList)) {
+      return;
+    }
+
+    for (int i = 0; i < unifiedCompositionDataList.size(); i++) {
+      List<UnifiedCompositionData> singleSubstitutionUnifiedList = new ArrayList<>();
+      singleSubstitutionUnifiedList.add(unifiedCompositionDataList.get(i));
+
+      Integer index = unifiedCompositionDataList.size() > 1 ? i : null;
+      Optional<ServiceTemplate> substitutionServiceTemplate =
+          unifiedCompositionService.createUnifiedSubstitutionServiceTemplate(serviceTemplate,
+              singleSubstitutionUnifiedList, context, index);
+
+      if (!substitutionServiceTemplate.isPresent()) {
+        continue;
+      }
+
+      String abstractNodeTemplateId = unifiedCompositionService
+          .createAbstractSubstituteNodeTemplate(serviceTemplate, substitutionServiceTemplate.get(),
+              singleSubstitutionUnifiedList, context, index);
+
+      unifiedCompositionService
+          .updateCompositionConnectivity(serviceTemplate, singleSubstitutionUnifiedList, context);
+
+      unifiedCompositionService
+          .cleanUnifiedCompositionEntities(serviceTemplate, singleSubstitutionUnifiedList, context);
+
+    }
+
+    unifiedCompositionService
+        .cleanNodeTypes(serviceTemplate, unifiedCompositionDataList, context);
+
+  }
+}