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/*-
* ============LICENSE_START=======================================================
* VID
* ================================================================================
* Copyright (C) 2019 Nokia 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.vid.controller;
import org.jetbrains.annotations.NotNull;
import org.onap.portalsdk.core.controller.RestrictedBaseController;
import org.onap.portalsdk.core.controller.UnRestrictedBaseController;
import org.onap.vid.model.errorReport.ReportCreationParameters;
import org.onap.vid.reports.ReportGenerator;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RestController;
import javax.servlet.http.HttpServletRequest;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.function.BinaryOperator;
@RestController
public class ErrorReportController extends RestrictedBaseController {
private final List<ReportGenerator> providers;
@Autowired
public ErrorReportController(List<ReportGenerator> reportGenerators) {
providers = reportGenerators;
}
@PostMapping(value = "error-report")
public Map<String, Object> getErrorReport(HttpServletRequest request,
@RequestBody ReportCreationParameters creationParameters) {
return generateReportsData(request, creationParameters);
}
@NotNull
HashMap<String, Object> generateReportsData(HttpServletRequest request, ReportCreationParameters creationParameters) {
return providers
.stream()
.filter(provider -> provider.canGenerate(creationParameters))
.map(provider -> provider.apply(request, creationParameters))
.map(Map::entrySet)
.flatMap(Collection::parallelStream)
.reduce(new HashMap<>(), this::putAndGet, concatenateMap());
}
@NotNull
private HashMap<String, Object> putAndGet(HashMap<String, Object> map, Map.Entry<String, Object> entry) {
map.put(entry.getKey(), entry.getValue());
return map;
}
@NotNull
private BinaryOperator<HashMap<String, Object>> concatenateMap() {
return (map1, map2) -> {
map1.putAll(map2);
return map1;
};
}
}
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