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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
* Modifications Copyright (C) 2021 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.pap.main.rest;
import javax.ws.rs.core.Response;
import org.apache.commons.lang3.tuple.Pair;
import org.onap.policy.common.utils.services.Registry;
import org.onap.policy.models.base.PfModelException;
import org.onap.policy.models.pdp.concepts.PdpGroups;
import org.onap.policy.models.provider.PolicyModelsProvider;
import org.onap.policy.pap.main.PapConstants;
import org.onap.policy.pap.main.PolicyModelsProviderFactoryWrapper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Provider for PAP component to query details of all PDP groups.
*
* @author Ram Krishna Verma (ram.krishna.verma@est.tech)
*/
public class PdpGroupQueryProvider {
private static final Logger LOGGER = LoggerFactory.getLogger(PdpGroupQueryProvider.class);
/**
* Queries details of all PDP groups.
*
* @return a pair containing the status and the response
* @throws PfModelException in case of errors
*/
public Pair<Response.Status, PdpGroups> fetchPdpGroupDetails() throws PfModelException {
final var pdpGroups = new PdpGroups();
final PolicyModelsProviderFactoryWrapper modelProviderWrapper =
Registry.get(PapConstants.REG_PAP_DAO_FACTORY, PolicyModelsProviderFactoryWrapper.class);
try (PolicyModelsProvider databaseProvider = modelProviderWrapper.create()) {
pdpGroups.setGroups(databaseProvider.getPdpGroups(null));
}
LOGGER.debug("PdpGroup Query Response - {}", pdpGroups);
return Pair.of(Response.Status.OK, pdpGroups);
}
}
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