1 files changed, 72 insertions, 0 deletions
diff --git a/sdc-tosca/src/main/java/org/onap/sdc/tosca/parser/elements/queries/PolicyEntityQuery.java b/sdc-tosca/src/main/java/org/onap/sdc/tosca/parser/elements/queries/PolicyEntityQuery.java
new file mode 100644
index 0000000..f93505d
--- /dev/null
+++ b/sdc-tosca/src/main/java/org/onap/sdc/tosca/parser/elements/queries/PolicyEntityQuery.java
@@ -0,0 +1,72 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * sdc-tosca
+ * ================================================================================
+ * Copyright (C) 2017 - 2019 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.onap.sdc.tosca.parser.elements.queries;
+
+import com.google.common.collect.Lists;
+import org.onap.sdc.tosca.parser.api.IEntityDetails;
+import org.onap.sdc.tosca.parser.elements.EntityDetailsFactory;
+import org.onap.sdc.tosca.parser.enums.EntityTemplateType;
+import org.onap.sdc.toscaparser.api.NodeTemplate;
+import org.onap.sdc.toscaparser.api.Policy;
+import org.onap.sdc.toscaparser.api.ToscaTemplate;
+
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+/**
+ * Implements EntityQuery object for Policies
+ */
+public class PolicyEntityQuery extends EntityQuery {
+
+    PolicyEntityQuery() {
+        super(EntityTemplateType.POLICY, null, null);
+    }
+
+    PolicyEntityQuery(String toscaType) {
+        super(EntityTemplateType.POLICY, null, toscaType);
+    }
+
+    @Override
+    public List<IEntityDetails> getEntitiesFromTopologyTemplate(NodeTemplate nodeTemplate) {
+        if (nodeTemplate.getOriginComponentTemplate() != null) {
+            return convertPolicyLisToEntityDetailsList(filter(nodeTemplate.getOriginComponentTemplate().getPolicies()));
+        }
+        return Lists.newArrayList();
+    }
+
+    @Override
+    public List<IEntityDetails> getEntitiesFromService(ToscaTemplate toscaTemplate) {
+        return convertPolicyLisToEntityDetailsList(filter(toscaTemplate.getPolicies()));
+    }
+
+    static List<IEntityDetails> convertPolicyLisToEntityDetailsList(Stream<Policy> policies) {
+        return policies
+            .map(p->EntityDetailsFactory.createEntityDetails(EntityTemplateType.POLICY, p))
+            .collect(Collectors.toList());
+    }
+
+    private Stream<Policy> filter(List<Policy> policyList) {
+        return policyList.stream()
+                .filter(p->isSearchCriteriaMatched(p.getMetaDataObj(), p.getType()));
+    }
+
+}