1 files changed, 64 insertions, 0 deletions
diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/components/utils/InterfaceOperationUtils.java b/catalog-be/src/main/java/org/openecomp/sdc/be/components/utils/InterfaceOperationUtils.java
new file mode 100644
index 0000000000..0233711a89
--- /dev/null
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/components/utils/InterfaceOperationUtils.java
@@ -0,0 +1,64 @@
+/*
+ * Copyright © 2016-2018 European Support Limited
+ *
+ * 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.openecomp.sdc.be.components.utils;
+
+import java.util.Map;
+import java.util.Optional;
+import org.apache.commons.collections.MapUtils;
+import org.openecomp.sdc.be.model.Component;
+import org.openecomp.sdc.be.model.InterfaceDefinition;
+import org.openecomp.sdc.be.model.Operation;
+
+public class InterfaceOperationUtils {
+
+    private InterfaceOperationUtils() {
+    }
+
+    public static Optional<InterfaceDefinition> getInterfaceDefinitionFromComponentByInterfaceType(Component component,
+            String interfaceType) {
+        if (MapUtils.isEmpty(component.getInterfaces())) {
+            return Optional.empty();
+        }
+        return component.getInterfaces().values().stream()
+                       .filter(interfaceDefinition -> interfaceDefinition.getType() != null && interfaceDefinition
+                                                                                                       .getType()
+                                                                                                       .equals(interfaceType))
+                       .findAny();
+    }
+
+    public static Optional<InterfaceDefinition> getInterfaceDefinitionFromComponentByInterfaceId(Component component,
+            String interfaceId) {
+        if (MapUtils.isEmpty(component.getInterfaces())) {
+            return Optional.empty();
+        }
+        return component.getInterfaces().values().stream()
+                       .filter(interfaceDefinition -> interfaceDefinition.getUniqueId() != null && interfaceDefinition
+                                                                                                           .getUniqueId()
+                                                                                                           .equals(interfaceId))
+                       .findAny();
+    }
+
+    public static Optional<Map.Entry<String, Operation>> getOperationFromInterfaceDefinition(
+            InterfaceDefinition interfaceDefinition, String operationId) {
+        if (MapUtils.isEmpty(interfaceDefinition.getOperationsMap())) {
+            return Optional.empty();
+        }
+        return interfaceDefinition.getOperationsMap().entrySet().stream()
+                       .filter(entry -> entry.getValue().getUniqueId().equals(operationId)).findAny();
+    }
+
+}