001/*-
002 * #%L
003 * HAPI FHIR Storage api
004 * %%
005 * Copyright (C) 2014 - 2025 Smile CDR, Inc.
006 * %%
007 * Licensed under the Apache License, Version 2.0 (the "License");
008 * you may not use this file except in compliance with the License.
009 * You may obtain a copy of the License at
010 *
011 *      http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 * #L%
019 */
020package ca.uhn.fhir.jpa.delete;
021
022import ca.uhn.fhir.context.FhirContext;
023import ca.uhn.fhir.i18n.Msg;
024import ca.uhn.fhir.jpa.api.model.DeleteConflict;
025import ca.uhn.fhir.jpa.api.model.DeleteConflictList;
026import ca.uhn.fhir.jpa.dao.BaseStorageDao;
027import ca.uhn.fhir.rest.server.exceptions.ResourceVersionConflictException;
028import ca.uhn.fhir.util.OperationOutcomeUtil;
029import org.hl7.fhir.instance.model.api.IBaseOperationOutcome;
030
031public final class DeleteConflictUtil {
032        private DeleteConflictUtil() {}
033
034        public static void validateDeleteConflictsEmptyOrThrowException(
035                        FhirContext theFhirContext, DeleteConflictList theDeleteConflicts) {
036                IBaseOperationOutcome oo = null;
037                String firstMsg = null;
038
039                for (DeleteConflict next : theDeleteConflicts) {
040
041                        if (theDeleteConflicts.isResourceIdToIgnoreConflict(next.getTargetId())) {
042                                continue;
043                        }
044
045                        String msg = "Unable to delete "
046                                        + next.getTargetId().toUnqualifiedVersionless().getValue()
047                                        + " because at least one resource has a reference to this resource. First reference found was resource "
048                                        + next.getSourceId().toUnqualifiedVersionless().getValue()
049                                        + " in path "
050                                        + next.getSourcePath();
051
052                        if (firstMsg == null) {
053                                firstMsg = msg;
054                                oo = OperationOutcomeUtil.newInstance(theFhirContext);
055                        }
056                        OperationOutcomeUtil.addIssue(
057                                        theFhirContext, oo, BaseStorageDao.OO_SEVERITY_ERROR, msg, null, "processing");
058                }
059
060                if (firstMsg == null) {
061                        return;
062                }
063
064                throw new ResourceVersionConflictException(Msg.code(515) + firstMsg, oo);
065        }
066}