2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 Nordix Foundation.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.pap.main.rest;
23 import javax.ws.rs.core.Response;
25 import org.apache.commons.lang3.tuple.Pair;
26 import org.onap.policy.common.utils.services.Registry;
27 import org.onap.policy.models.base.PfModelException;
28 import org.onap.policy.models.pdp.concepts.PdpGroups;
29 import org.onap.policy.models.provider.PolicyModelsProvider;
30 import org.onap.policy.pap.main.PapConstants;
31 import org.onap.policy.pap.main.PolicyModelsProviderFactoryWrapper;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
36 * Provider for PAP component to query details of all PDP groups.
38 * @author Ram Krishna Verma (ram.krishna.verma@est.tech)
40 public class PdpGroupQueryProvider {
42 private static final Logger LOGGER = LoggerFactory.getLogger(PdpGroupQueryProvider.class);
45 * Queries details of all PDP groups.
47 * @return a pair containing the status and the response
48 * @throws PfModelException in case of errors
50 public Pair<Response.Status, PdpGroups> fetchPdpGroupDetails() throws PfModelException {
52 final PdpGroups pdpGroups = new PdpGroups();
53 final PolicyModelsProviderFactoryWrapper modelProviderWrapper =
54 Registry.get(PapConstants.REG_PAP_DAO_FACTORY, PolicyModelsProviderFactoryWrapper.class);
55 try (PolicyModelsProvider databaseProvider = modelProviderWrapper.create()) {
56 pdpGroups.setGroups(databaseProvider.getPdpGroups(null));
58 LOGGER.debug("PdpGroup Query Response - {}", pdpGroups);
59 return Pair.of(Response.Status.OK, pdpGroups);