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Esecuzione di un bundle FHIR

Esegui tutte le richieste nel bundle specificato.

Per saperne di più

Per la documentazione dettagliata che include questo esempio di codice, consulta quanto segue:

Gestione delle risorse FHIR mediante i bundle FHIR

Esempio di codice

Go

Prima di provare questo esempio, segui le istruzioni di configurazione Go riportate nella guida rapida all'API Cloud Healthcare che utilizza le librerie client. Per saperne di più, consulta la documentazione di riferimento dell'API Cloud Healthcare Go.

Per autenticarti all'API Cloud Healthcare, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

import (
	"bytes"
	"context"
	"encoding/json"
	"fmt"
	"io"

	healthcare "google.golang.org/api/healthcare/v1"
)

// fhirExecuteBundle executes an FHIR bundle.
func fhirExecuteBundle(w io.Writer, projectID, location, datasetID, fhirStoreID string) error {
	ctx := context.Background()

	healthcareService, err := healthcare.NewService(ctx)
	if err != nil {
		return fmt.Errorf("healthcare.NewService: %w", err)
	}

	fhirService := healthcareService.Projects.Locations.Datasets.FhirStores.Fhir

	payload := map[string]interface{}{
		"resourceType": "Bundle",
		"type":         "transaction",
		"entry": []map[string]interface{}{
			{
				"resource": map[string]interface{}{
					"resourceType": "Patient",
					"active":       true,
				},
				"request": map[string]interface{}{
					"method": "POST",
					"url":    "Patient",
				},
			},
		},
	}
	jsonPayload, err := json.Marshal(payload)
	if err != nil {
		return fmt.Errorf("json.Encode: %w", err)
	}

	parent := fmt.Sprintf("projects/%s/locations/%s/datasets/%s/fhirStores/%s", projectID, location, datasetID, fhirStoreID)

	call := fhirService.ExecuteBundle(parent, bytes.NewReader(jsonPayload))
	call.Header().Set("Content-Type", "application/fhir+json;charset=utf-8")
	resp, err := call.Do()
	if err != nil {
		return fmt.Errorf("executeBundle: %w", err)
	}
	defer resp.Body.Close()

	respBytes, err := io.ReadAll(resp.Body)
	if err != nil {
		return fmt.Errorf("could not read response: %w", err)
	}

	if resp.StatusCode > 299 {
		return fmt.Errorf("create: status %d %s: %s", resp.StatusCode, resp.Status, respBytes)
	}
	fmt.Fprintf(w, "%s", respBytes)

	return nil
}

Java

Prima di provare questo esempio, segui le istruzioni di configurazione Java riportate nella guida rapida all'API Cloud Healthcare che utilizza le librerie client. Per saperne di più, consulta la documentazione di riferimento dell'API Cloud Healthcare Java.

import com.google.api.client.http.HttpRequestInitializer;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.gson.GsonFactory;
import com.google.api.services.healthcare.v1.CloudHealthcare;
import com.google.api.services.healthcare.v1.CloudHealthcareScopes;
import com.google.auth.http.HttpCredentialsAdapter;
import com.google.auth.oauth2.GoogleCredentials;
import java.io.IOException;
import java.net.URISyntaxException;
import java.util.Collections;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.client.methods.RequestBuilder;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.HttpClients;

public class FhirStoreExecuteBundle {
  private static final String FHIR_NAME = "projects/%s/locations/%s/datasets/%s/fhirStores/%s";
  private static final JsonFactory JSON_FACTORY = new GsonFactory();
  private static final NetHttpTransport HTTP_TRANSPORT = new NetHttpTransport();

  public static void fhirStoreExecuteBundle(String fhirStoreName, String data)
      throws IOException, URISyntaxException {
    // String fhirStoreName =
    //    String.format(
    //        FHIR_NAME, "your-project-id", "your-region-id", "your-dataset-id", "your-fhir-id");
    // String data = "{\"resourceType\": \"Bundle\",\"type\": \"batch\",\"entry\": []}"

    // Initialize the client, which will be used to interact with the service.
    CloudHealthcare client = createClient();
    HttpClient httpClient = HttpClients.createDefault();
    String baseUri = String.format("%sv1/%s/fhir", client.getRootUrl(), fhirStoreName);
    URIBuilder uriBuilder = new URIBuilder(baseUri).setParameter("access_token", getAccessToken());
    StringEntity requestEntity = new StringEntity(data);

    HttpUriRequest request =
        RequestBuilder.post()
            .setUri(uriBuilder.build())
            .setEntity(requestEntity)
            .addHeader("Content-Type", "application/fhir+json")
            .addHeader("Accept-Charset", "utf-8")
            .addHeader("Accept", "application/fhir+json; charset=utf-8")
            .build();

    // Execute the request and process the results.
    HttpResponse response = httpClient.execute(request);
    HttpEntity responseEntity = response.getEntity();
    if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
      System.err.print(
          String.format(
              "Exception executing FHIR bundle: %s\n", response.getStatusLine().toString()));
      responseEntity.writeTo(System.err);
      throw new RuntimeException();
    }
    System.out.print("FHIR bundle executed: ");
    responseEntity.writeTo(System.out);
  }

  private static CloudHealthcare createClient() throws IOException {
    // Use Application Default Credentials (ADC) to authenticate the requests
    // For more information see https://cloud.google.com/docs/authentication/production
    GoogleCredentials credential =
        GoogleCredentials.getApplicationDefault()
            .createScoped(Collections.singleton(CloudHealthcareScopes.CLOUD_PLATFORM));

    // Create a HttpRequestInitializer, which will provide a baseline configuration to all requests.
    HttpRequestInitializer requestInitializer =
        request -> {
          new HttpCredentialsAdapter(credential).initialize(request);
          request.setConnectTimeout(60000); // 1 minute connect timeout
          request.setReadTimeout(60000); // 1 minute read timeout
        };

    // Build the client for interacting with the service.
    return new CloudHealthcare.Builder(HTTP_TRANSPORT, JSON_FACTORY, requestInitializer)
        .setApplicationName("your-application-name")
        .build();
  }

  private static String getAccessToken() throws IOException {
    GoogleCredentials credential =
        GoogleCredentials.getApplicationDefault()
            .createScoped(Collections.singleton(CloudHealthcareScopes.CLOUD_PLATFORM));

    return credential.refreshAccessToken().getTokenValue();
  }
}

Node.js

Prima di provare questo esempio, segui le istruzioni di configurazione Node.js riportate nella guida rapida all'API Cloud Healthcare che utilizza le librerie client. Per saperne di più, consulta la documentazione di riferimento dell'API Cloud Healthcare Node.js.

const google = require('@googleapis/healthcare');
const healthcare = google.healthcare({
  version: 'v1',
  auth: new google.auth.GoogleAuth({
    scopes: ['https://www.googleapis.com/auth/cloud-platform'],
  }),
  headers: {'Content-Type': 'application/fhir+json'},
});
const fs = require('fs');

async function executeFhirBundle() {
  // TODO(developer): uncomment these lines before running the sample
  // const cloudRegion = 'us-central1';
  // const projectId = 'adjective-noun-123';
  // const datasetId = 'my-dataset';
  // const fhirStoreId = 'my-fhir-store';
  // const bundleFile = 'bundle.json';
  const parent = `projects/${projectId}/locations/${cloudRegion}/datasets/${datasetId}/fhirStores/${fhirStoreId}`;

  const bundle = JSON.parse(fs.readFileSync(bundleFile));

  const request = {parent, requestBody: bundle};
  const resource =
    await healthcare.projects.locations.datasets.fhirStores.fhir.executeBundle(
      request
    );
  console.log('FHIR bundle executed');
  console.log(resource.data);
}

executeFhirBundle();

Python

Prima di provare questo esempio, segui le istruzioni di configurazione Python riportate nella guida rapida all'API Cloud Healthcare che utilizza le librerie client. Per saperne di più, consulta la documentazione di riferimento dell'API Cloud Healthcare Python.

def execute_bundle(
    project_id,
    location,
    dataset_id,
    fhir_store_id,
    bundle,
):
    """Executes the operations in the given bundle.

    See https://github.com/GoogleCloudPlatform/python-docs-samples/tree/main/healthcare/api-client/v1/fhir
    before running the sample."""
    # Imports Python's built-in "os" module
    import os

    # Imports the google.auth.transport.requests transport
    from google.auth.transport import requests

    # Imports a module to allow authentication using a service account
    from google.oauth2 import service_account

    # Gets credentials from the environment.
    credentials = service_account.Credentials.from_service_account_file(
        os.environ["GOOGLE_APPLICATION_CREDENTIALS"]
    )
    scoped_credentials = credentials.with_scopes(
        ["https://www.googleapis.com/auth/cloud-platform"]
    )
    # Creates a requests Session object with the credentials.
    session = requests.AuthorizedSession(scoped_credentials)

    # URL to the Cloud Healthcare API endpoint and version
    base_url = "https://healthcare.googleapis.com/v1"

    # TODO(developer): Uncomment these lines and replace with your values.
    # project_id = 'my-project'  # replace with your GCP project ID
    # location = 'us-central1'  # replace with the parent dataset's location
    # dataset_id = 'my-dataset'  # replace with the parent dataset's ID
    # fhir_store_id = 'my-fhir-store' # replace with the FHIR store ID
    # bundle = 'bundle.json'  # replace with the bundle file
    url = f"{base_url}/projects/{project_id}/locations/{location}"

    resource_path = "{}/datasets/{}/fhirStores/{}/fhir".format(
        url, dataset_id, fhir_store_id
    )

    headers = {"Content-Type": "application/fhir+json;charset=utf-8"}

    with open(bundle) as bundle_file:
        bundle_file_content = bundle_file.read()

    response = session.post(resource_path, headers=headers, data=bundle_file_content)
    response.raise_for_status()

    resource = response.json()

    print(f"Executed bundle from file: {bundle}")
    print(json.dumps(resource, indent=2))

    return resource

Passaggi successivi

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