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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2020 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.so.aaisimulator.controller;
import org.onap.aai.domain.yang.v15.Pnf;
import org.onap.aai.domain.yang.v15.Pnfs;
import org.onap.so.aaisimulator.service.providers.PnfCacheServiceProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpMethod;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.core.MediaType;
import java.util.List;
import java.util.Optional;
import static org.onap.so.aaisimulator.utils.Constants.APPLICATION_MERGE_PATCH_JSON;
import static org.onap.so.aaisimulator.utils.Constants.PNF;
import static org.onap.so.aaisimulator.utils.Constants.PNFS_URL;
import static org.onap.so.aaisimulator.utils.Constants.X_HTTP_METHOD_OVERRIDE;
import static org.onap.so.aaisimulator.utils.RequestErrorResponseUtils.getRequestErrorResponseEntity;
import static org.onap.so.aaisimulator.utils.RequestErrorResponseUtils.getResourceVersion;
/**
* @author Raj Gumma (raj.gumma@est.tech)
*/
@Controller
@RequestMapping(path = PNFS_URL)
public class PnfsController {
private static final Logger LOGGER = LoggerFactory.getLogger(PnfsController.class);
private final PnfCacheServiceProvider cacheServiceProvider;
@Autowired
public PnfsController(final PnfCacheServiceProvider cacheServiceProvider) {
this.cacheServiceProvider = cacheServiceProvider;
}
@PutMapping(value = "/pnf/{pnf-id}", consumes = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML},
produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> putPnf(@RequestBody final Pnf pnf,
@PathVariable("pnf-id") final String pnfId, final HttpServletRequest request) {
LOGGER.info("Will add Pnf to cache with 'pnf-id': {} ...", pnfId);
if (pnf.getResourceVersion() == null || pnf.getResourceVersion().isEmpty()) {
pnf.setResourceVersion(getResourceVersion());
}
cacheServiceProvider.putPnf(pnfId, pnf);
return ResponseEntity.accepted().build();
}
@GetMapping(value = "/pnf/{pnf-id}", produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> getPnf(@PathVariable("pnf-id") final String pnfId, final HttpServletRequest request) {
LOGGER.info("Will get Pnf for 'pnf-id': {} ", pnfId);
final Optional<Pnf> optional = cacheServiceProvider.getPnf(pnfId);
if (optional.isPresent()) {
final Pnf pnf = optional.get();
LOGGER.info("found Pnf {} in cache", pnf);
return ResponseEntity.ok(pnf);
}
LOGGER.error("Unable to find Pnf in cache for 'pnf-id': {}", pnfId);
return getRequestErrorResponseEntity(request, "pnf");
}
@PostMapping(value = "/pnf/{pnf-id}",
consumes = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML, APPLICATION_MERGE_PATCH_JSON},
produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> patchPnf(@RequestBody final Pnf pnf,
@PathVariable("pnf-id") final String pnfId,
@RequestHeader(value = X_HTTP_METHOD_OVERRIDE, required = false) final String xHttpHeaderOverride,
final HttpServletRequest request) {
LOGGER.info("Will post Pnf to cache with 'pnf-id': {} and '{}': {} ...", pnfId, X_HTTP_METHOD_OVERRIDE,
xHttpHeaderOverride);
if (HttpMethod.PATCH.toString().equalsIgnoreCase(xHttpHeaderOverride)) {
if (cacheServiceProvider.patchPnf(pnfId, pnf)) {
return ResponseEntity.accepted().build();
}
LOGGER.error("Unable to apply patch to Pnf using 'pnf-id': {} ... ", pnfId);
return getRequestErrorResponseEntity(request, PNF);
}
LOGGER.error("{} not supported ... ", xHttpHeaderOverride);
return getRequestErrorResponseEntity(request, PNF);
}
@GetMapping(produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> getPnfs(@RequestParam(name = "selflink") final String selflink,
final HttpServletRequest request) {
LOGGER.info("will retrieve Pnfs using selflink: {}", selflink);
final List<Pnf> pnfList = cacheServiceProvider.getPnfs(selflink);
if (pnfList.isEmpty()) {
LOGGER.error("No matching pnfs found using selflink: {}", selflink);
return getRequestErrorResponseEntity(request, PNF);
}
LOGGER.info("found {} Pnfs in cache", pnfList.size());
final Pnfs pnfs = new Pnfs();
pnfs.getPnf().addAll(pnfList);
return ResponseEntity.ok(pnfs);
}
@DeleteMapping(value = "/pnf/{pnf-id}", produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> deletePnf(@PathVariable("pnf-id") final String pnfId,
@RequestParam(name = "resource-version") final String resourceVersion, final HttpServletRequest request) {
LOGGER.info("Will delete Pnf for 'pnf-id': {} and 'resource-version': {}", pnfId, resourceVersion);
if (cacheServiceProvider.deletePnf(pnfId, resourceVersion)) {
LOGGER.info("Successfully delete Pnf from cache for 'pnf-id': {} and 'resource-version': {}", pnfId,
resourceVersion);
return ResponseEntity.noContent().build();
}
LOGGER.error("Unable to delete Pnf for 'pnf-id': {} and 'resource-version': {} ...", pnfId,
resourceVersion);
return getRequestErrorResponseEntity(request, PNF);
}
}
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