use of com.google.datastore.v1.Value in project java-docs-samples by GoogleCloudPlatform.
the class RiskAnalysis method calculateLDiversity.
// [END dlp_k_anonymity]
// [START dlp_l_diversity]
/**
* Calculate l-diversity for an attribute relative to quasi-identifiers in a BigQuery table.
*
* @param projectId The Google Cloud Platform project ID to run the API call under.
* @param datasetId The BigQuery dataset to analyze.
* @param tableId The BigQuery table to analyze.
* @param sensitiveAttribute The name of the attribute to compare the quasi-ID against
* @param quasiIds A set of column names that form a composite key ('quasi-identifiers').
* @param topicId The name of the Pub/Sub topic to notify once the job completes
* @param subscriptionId The name of the Pub/Sub subscription to use when listening for job
* completion status.
*/
private static void calculateLDiversity(String projectId, String datasetId, String tableId, String sensitiveAttribute, List<String> quasiIds, String topicId, String subscriptionId) throws Exception {
// Instantiates a client
try (DlpServiceClient dlpServiceClient = DlpServiceClient.create()) {
FieldId sensitiveAttributeField = FieldId.newBuilder().setName(sensitiveAttribute).build();
List<FieldId> quasiIdFields = quasiIds.stream().map(columnName -> FieldId.newBuilder().setName(columnName).build()).collect(Collectors.toList());
LDiversityConfig ldiversityConfig = LDiversityConfig.newBuilder().addAllQuasiIds(quasiIdFields).setSensitiveAttribute(sensitiveAttributeField).build();
BigQueryTable bigQueryTable = BigQueryTable.newBuilder().setProjectId(projectId).setDatasetId(datasetId).setTableId(tableId).build();
PrivacyMetric privacyMetric = PrivacyMetric.newBuilder().setLDiversityConfig(ldiversityConfig).build();
String topicName = String.format("projects/%s/topics/%s", projectId, topicId);
PublishToPubSub publishToPubSub = PublishToPubSub.newBuilder().setTopic(topicName).build();
// Create action to publish job status notifications over Google Cloud Pub/Sub
Action action = Action.newBuilder().setPubSub(publishToPubSub).build();
RiskAnalysisJobConfig riskAnalysisJobConfig = RiskAnalysisJobConfig.newBuilder().setSourceTable(bigQueryTable).setPrivacyMetric(privacyMetric).addActions(action).build();
CreateDlpJobRequest createDlpJobRequest = CreateDlpJobRequest.newBuilder().setParent(ProjectName.of(projectId).toString()).setRiskJob(riskAnalysisJobConfig).build();
DlpJob dlpJob = dlpServiceClient.createDlpJob(createDlpJobRequest);
String dlpJobName = dlpJob.getName();
final SettableApiFuture<Boolean> done = SettableApiFuture.create();
// Set up a Pub/Sub subscriber to listen on the job completion status
Subscriber subscriber = Subscriber.newBuilder(ProjectSubscriptionName.newBuilder().setProject(projectId).setSubscription(subscriptionId).build(), (pubsubMessage, ackReplyConsumer) -> {
if (pubsubMessage.getAttributesCount() > 0 && pubsubMessage.getAttributesMap().get("DlpJobName").equals(dlpJobName)) {
// notify job completion
done.set(true);
ackReplyConsumer.ack();
}
}).build();
subscriber.startAsync();
// For long jobs, consider using a truly asynchronous execution model such as Cloud Functions
try {
done.get(1, TimeUnit.MINUTES);
// Wait for the job to become available
Thread.sleep(500);
} catch (TimeoutException e) {
System.out.println("Unable to verify job completion.");
}
// retrieve completed job status
DlpJob completedJob = dlpServiceClient.getDlpJob(GetDlpJobRequest.newBuilder().setName(dlpJobName).build());
System.out.println("Job status: " + completedJob.getState());
AnalyzeDataSourceRiskDetails riskDetails = completedJob.getRiskDetails();
LDiversityResult ldiversityResult = riskDetails.getLDiversityResult();
for (LDiversityHistogramBucket result : ldiversityResult.getSensitiveValueFrequencyHistogramBucketsList()) {
for (LDiversityEquivalenceClass bucket : result.getBucketValuesList()) {
List<String> quasiIdValues = bucket.getQuasiIdsValuesList().stream().map(Value::toString).collect(Collectors.toList());
System.out.println("\tQuasi-ID values: " + String.join(", ", quasiIdValues));
System.out.println("\tClass size: " + bucket.getEquivalenceClassSize());
for (ValueFrequency valueFrequency : bucket.getTopSensitiveValuesList()) {
System.out.printf("\t\tSensitive value %s occurs %d time(s).\n", valueFrequency.getValue().toString(), valueFrequency.getCount());
}
}
}
} catch (Exception e) {
System.out.println("Error in calculateLDiversity: " + e.getMessage());
}
}
use of com.google.datastore.v1.Value in project structr by structr.
the class SessionTransaction method getStrings.
public QueryResult<String> getStrings(final String statement, final Map<String, Object> map) {
final long t0 = System.currentTimeMillis();
try {
final StatementResult result = tx.run(statement, map);
final Record record = result.next();
final Value value = record.get(0);
return new QueryResult<String>() {
@Override
public void close() {
result.consume();
}
@Override
public Iterator<String> iterator() {
return value.asList(Values.ofString()).iterator();
}
};
} catch (TransientException tex) {
closed = true;
throw new RetryException(tex);
} catch (NoSuchRecordException nex) {
throw new NotFoundException(nex);
} catch (ServiceUnavailableException ex) {
throw new NetworkException(ex.getMessage(), ex);
} finally {
logQuery(statement, map, t0);
}
}
use of com.google.datastore.v1.Value in project YCSB by brianfrankcooper.
the class GoogleDatastoreClient method read.
@Override
public Status read(String table, String key, Set<String> fields, Map<String, ByteIterator> result) {
LookupRequest.Builder lookupRequest = LookupRequest.newBuilder();
lookupRequest.addKeys(buildPrimaryKey(table, key));
lookupRequest.getReadOptionsBuilder().setReadConsistency(this.readConsistency);
// Note above, datastore lookupRequest always reads the entire entity, it
// does not support reading a subset of "fields" (properties) of an entity.
logger.debug("Built lookup request as: " + lookupRequest.toString());
LookupResponse response = null;
try {
response = datastore.lookup(lookupRequest.build());
} catch (DatastoreException exception) {
logger.error(String.format("Datastore Exception when reading (%s): %s %s", exception.getMessage(), exception.getMethodName(), exception.getCode()));
// will bubble up to the user as part of the YCSB Status "name".
return new Status("ERROR-" + exception.getCode(), exception.getMessage());
}
if (response.getFoundCount() == 0) {
return new Status("ERROR-404", "Not Found, key is: " + key);
} else if (response.getFoundCount() > 1) {
// entity back. Unexpected State.
return Status.UNEXPECTED_STATE;
}
Entity entity = response.getFound(0).getEntity();
logger.debug("Read entity: " + entity.toString());
Map<String, Value> properties = entity.getProperties();
Set<String> propertiesToReturn = (fields == null ? properties.keySet() : fields);
for (String name : propertiesToReturn) {
if (properties.containsKey(name)) {
result.put(name, new StringByteIterator(properties.get(name).getStringValue()));
}
}
return Status.OK;
}
use of com.google.datastore.v1.Value in project googleads-java-lib by googleads.
the class PqlTest method testCreateValue_numberSet.
@Test
public void testCreateValue_numberSet() {
Set<Long> numberSet = new LinkedHashSet<Long>();
numberSet.add(1L);
Value value1 = ((SetValue) Pql.createValue(numberSet)).getValues(0);
assertEquals("1", ((NumberValue) value1).getValue());
}
use of com.google.datastore.v1.Value in project googleads-java-lib by googleads.
the class Pql method getApiValue.
/**
* Gets the underlying value of the {@code Value} object that's comparable to what would be
* returned in any other API object (i.e. DateTimeValue will return an API DateTime, not a Joda
* DateTime).
*
* @param value the value to convert
* @return the native value of {@code Value} or {@code null} if the underlying value is null
* @throws IllegalArgumentException if value cannot be converted
*/
public static Object getApiValue(Value value) {
if (value instanceof BooleanValue) {
return ((BooleanValue) value).isValue();
} else if (value instanceof NumberValue) {
if (((NumberValue) value).getValue() == null) {
return null;
} else {
try {
return NumberFormat.getInstance().parse(((NumberValue) value).getValue());
} catch (ParseException e) {
throw new IllegalStateException("Received invalid number format from API: " + ((NumberValue) value).getValue());
}
}
} else if (value instanceof TextValue) {
return ((TextValue) value).getValue();
} else if (value instanceof DateTimeValue) {
return ((DateTimeValue) value).getValue();
} else if (value instanceof DateValue) {
return ((DateValue) value).getValue();
} else if (value instanceof TargetingValue) {
return ((TargetingValue) value).getValue();
} else if (value instanceof SetValue) {
List<Value> setValues = ((SetValue) value).getValues();
Set<Object> apiValue = new LinkedHashSet<Object>();
if (setValues != null) {
for (Value setValue : setValues) {
validateSetValueEntryForSet(getApiValue(setValue), apiValue);
apiValue.add(getApiValue(setValue));
}
}
return apiValue;
} else {
throw new IllegalArgumentException("Unsupported Value type [" + value.getClass() + "]");
}
}
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