au.csiro.pathling.update.ImportProvider Maven / Gradle / Ivy

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A server that exposes Pathling functionality through a FHIR API.
There is a newer version: 7.0.1
/*
 * Copyright 2023 Commonwealth Scientific and Industrial Research
 * Organisation (CSIRO) ABN 41 687 119 230.
 *
 * 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.
 */

package au.csiro.pathling.update;

import au.csiro.pathling.async.AsyncSupported;
import au.csiro.pathling.security.OperationAccess;
import ca.uhn.fhir.rest.annotation.Operation;
import ca.uhn.fhir.rest.annotation.ResourceParam;
import ca.uhn.fhir.rest.api.server.RequestDetails;
import ca.uhn.fhir.rest.server.servlet.ServletRequestDetails;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import lombok.extern.slf4j.Slf4j;
import org.hl7.fhir.r4.model.OperationOutcome;
import org.hl7.fhir.r4.model.Parameters;
import org.springframework.context.annotation.Profile;
import org.springframework.stereotype.Component;

/**
 * Enables the bulk import of data into the server.
 *
 * @author John Grimes
 */
@Component
@Profile("server")
@Slf4j
public class ImportProvider {

  @Nonnull
  private final ImportExecutor executor;

  /**
   * @param executor An {@link ImportExecutor} to use in executing import requests
   */
  public ImportProvider(@Nonnull final ImportExecutor executor) {
    this.executor = executor;
  }

  /**
   * Accepts a request of type `application/fhir+ndjson` and overwrites the warehouse tables with
   * the contents. Does not currently support any sort of incremental update or appending to the
   * warehouse tables.
   * 
   * Each input will be treated as a file containing only one type of resource type. Bundles are not
   * currently given any special treatment. Each resource type is assumed to appear in the list only
   * once - multiple occurrences will result in the last input overwriting the previous ones.
   *
   * @param parameters A FHIR {@link Parameters} object describing the import request
   * @param requestDetails the {@link ServletRequestDetails} containing HAPI inferred info
   * @return A FHIR {@link OperationOutcome} resource describing the result
   */
  @Operation(name = "$import")
  @SuppressWarnings("UnusedReturnValue")
  @OperationAccess("import")
  @AsyncSupported
  public OperationOutcome importOperation(@ResourceParam final Parameters parameters,
      @SuppressWarnings("unused") @Nullable final ServletRequestDetails requestDetails) {
    return executor.execute(parameters);
  }

}