1 files changed, 70 insertions, 0 deletions
diff --git a/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/handlers/NcmpCachedResourceRequestHandler.java b/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/handlers/NcmpCachedResourceRequestHandler.java
new file mode 100644
index 000000000..620f64782
--- /dev/null
+++ b/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/handlers/NcmpCachedResourceRequestHandler.java
@@ -0,0 +1,70 @@
+/*
+ *  ============LICENSE_START=======================================================
+ *  Copyright (C) 2022-2023 Nordix Foundation
+ *  ================================================================================
+ *  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.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.ncmp.rest.controller.handlers;
+
+import java.util.function.Supplier;
+import lombok.RequiredArgsConstructor;
+import lombok.Setter;
+import org.onap.cps.ncmp.api.NetworkCmProxyQueryService;
+import org.onap.cps.spi.FetchDescendantsOption;
+import org.springframework.stereotype.Component;
+
+@RequiredArgsConstructor
+@Component
+public class NcmpCachedResourceRequestHandler extends NcmpDatastoreRequestHandler {
+
+    @Setter
+    private String dataStoreName;
+    private final NetworkCmProxyQueryService networkCmProxyQueryService;
+
+    @Override
+    public Supplier<Object> getTaskSupplierForGetRequest(final String cmHandleId,
+                                                         final String resourceIdentifier,
+                                                         final String optionsParamInQuery,
+                                                         final String topicParamInQuery,
+                                                         final String requestId,
+                                                         final boolean includeDescendants) {
+
+        final FetchDescendantsOption fetchDescendantsOption =
+                TaskManagementDefaultHandler.getFetchDescendantsOption(includeDescendants);
+
+        return () -> networkCmProxyDataService.getResourceDataForCmHandle(dataStoreName, cmHandleId, resourceIdentifier,
+                fetchDescendantsOption);
+    }
+
+    /**
+     * Gets ncmp datastore query handler.
+     * Note. Currently only ncmp-datastore:operational supports query operations
+     * @return a ncmp datastore query handler.
+     */
+    @Override
+    public Supplier<Object> getTaskSupplierForQueryRequest(final String cmHandleId,
+                                                           final String resourceIdentifier,
+                                                           final boolean includeDescendants) {
+
+        final FetchDescendantsOption fetchDescendantsOption =
+                TaskManagementDefaultHandler.getFetchDescendantsOption(includeDescendants);
+
+        return () -> networkCmProxyQueryService.queryResourceDataOperational(cmHandleId, resourceIdentifier,
+                fetchDescendantsOption);
+    }
+
+}