1 files changed, 75 insertions, 0 deletions
diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/components/property/PropertyConstraintsUtils.java b/catalog-be/src/main/java/org/openecomp/sdc/be/components/property/PropertyConstraintsUtils.java
new file mode 100644
index 0000000000..85370d2211
--- /dev/null
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/components/property/PropertyConstraintsUtils.java
@@ -0,0 +1,75 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2020 AT&T Intellectual Property. 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.openecomp.sdc.be.components.property;
+
+import org.openecomp.sdc.be.components.impl.exceptions.ByActionStatusComponentException;
+import org.openecomp.sdc.be.model.PropertyConstraint;
+import org.openecomp.sdc.be.model.PropertyDefinition;
+import org.openecomp.sdc.be.model.Resource;
+import org.openecomp.sdc.be.model.tosca.constraints.ConstraintType;
+import org.openecomp.sdc.be.model.tosca.constraints.exception.PropertyConstraintException;
+
+import java.util.List;
+import java.util.Map;
+
+import static java.util.Objects.nonNull;
+import static java.util.stream.Collectors.toMap;
+
+/**
+ * Provides specific functionality for property constraints
+ */
+public class PropertyConstraintsUtils {
+
+    private PropertyConstraintsUtils(){}
+
+    public static void validatePropertiesConstraints(Resource newResource, Resource oldResource) {
+        if(oldResource.getProperties() != null && newResource.getProperties() != null){
+            Map<String, PropertyDefinition> oldPropWithConstraints = oldResource.getProperties()
+                    .stream()
+                    .filter(p -> p.getConstraints() != null)
+                    .collect(toMap(PropertyDefinition::getName,p -> p));
+
+            newResource.getProperties()
+                    .stream()
+                    .filter(p -> p.getConstraints() != null && oldPropWithConstraints.containsKey(p.getName()))
+                    .forEach(p -> validatePropertyConstraints(p.getConstraints(), oldPropWithConstraints.get(p.getName()).getConstraints()));
+        }
+    }
+
+    private static void validatePropertyConstraints(List<PropertyConstraint> newConstraints, List<PropertyConstraint> oldConstraints) {
+        Map <ConstraintType, PropertyConstraint> oldConstraintsByType = oldConstraints.stream()
+                .filter(c -> nonNull(c) && nonNull(c.getConstraintType()))
+                .collect(toMap(PropertyConstraint::getConstraintType, c -> c));
+
+        newConstraints.stream()
+                .filter(c -> nonNull(c) && oldConstraintsByType.containsKey(c.getConstraintType()))
+                .forEach(c -> validatePropertyConstraint(c, oldConstraintsByType.get(c.getConstraintType())));
+    }
+
+    private static void validatePropertyConstraint(PropertyConstraint newConstraint, PropertyConstraint currConstraint) {
+        try {
+            currConstraint.validateValueOnUpdate(newConstraint);
+        } catch (PropertyConstraintException e) {
+            throw new ByActionStatusComponentException(e.getActionStatus(), e.getParams());
+        }
+    }
+
+}