Package org.occurrent.subscription.mongodb.internal

Class MongoCommons

java.lang.Object

org.occurrent.subscription.mongodb.internal.MongoCommons

public class MongoCommons
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MongoCommons.ResumeToken

Field Summary

Fields

Modifier and Type	Field	Description
static final int	CHANGE_STREAM_HISTORY_LOST_ERROR_CODE
static final String	GENERIC_SUBSCRIPTION_POSITION
static final String	OPERATION_TIME
static final String	RESUME_TOKEN

Constructor Summary

Constructors

Constructor	Description
MongoCommons()

Method Summary

Modifier and Type	Method	Description
static <T> T	applyStartPosition(T t, BiFunction<T,org.bson.BsonDocument,T> applyResumeToken, BiFunction<T,org.bson.BsonTimestamp,T> applyOperationTime, StartAt startAt)
static SubscriptionPosition	calculateSubscriptionPositionFromMongoStreamPositionDocument(org.bson.Document subscriptionPositionDocument)
static String	cannotFindGlobalSubscriptionPositionErrorMessage(Throwable throwable)
static org.bson.BsonTimestamp	extractOperationTimeFromPersistedPositionDocument(org.bson.Document subscriptionPositionDocument)
static MongoCommons.ResumeToken	extractResumeTokenFromPersistedResumeTokenDocument(org.bson.Document resumeTokenDocument)
static org.bson.Document	generateGenericSubscriptionPositionDocument(String subscriptionId, String subscriptionPositionAsString)
static org.bson.Document	generateOperationTimeStreamPositionDocument(String subscriptionId, org.bson.BsonTimestamp operationTime)
static org.bson.Document	generateResumeTokenStreamPositionDocument(String subscriptionId, org.bson.BsonValue resumeToken)
static org.bson.BsonTimestamp	getServerOperationTime(org.bson.Document hostInfoDocument)
static org.bson.BsonTimestamp	getServerOperationTime(org.bson.Document hostInfoDocument, int increaseIncrementBy)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

RESUME_TOKEN

public static final String RESUME_TOKEN

See Also:

• Constant Field Values

OPERATION_TIME

public static final String OPERATION_TIME

See Also:

• Constant Field Values

GENERIC_SUBSCRIPTION_POSITION

public static final String GENERIC_SUBSCRIPTION_POSITION

See Also:

• Constant Field Values

CHANGE_STREAM_HISTORY_LOST_ERROR_CODE

public static final int CHANGE_STREAM_HISTORY_LOST_ERROR_CODE

See Also:

• Constant Field Values

Constructor Details

MongoCommons

public MongoCommons()

Method Details

generateResumeTokenStreamPositionDocument

public static org.bson.Document generateResumeTokenStreamPositionDocument(String subscriptionId,
 org.bson.BsonValue resumeToken)

generateOperationTimeStreamPositionDocument

public static org.bson.Document generateOperationTimeStreamPositionDocument(String subscriptionId,
 org.bson.BsonTimestamp operationTime)

generateGenericSubscriptionPositionDocument

public static org.bson.Document generateGenericSubscriptionPositionDocument(String subscriptionId,
 String subscriptionPositionAsString)

getServerOperationTime

public static org.bson.BsonTimestamp getServerOperationTime(org.bson.Document hostInfoDocument)

getServerOperationTime

public static org.bson.BsonTimestamp getServerOperationTime(org.bson.Document hostInfoDocument,
 int increaseIncrementBy)

extractResumeTokenFromPersistedResumeTokenDocument

public static MongoCommons.ResumeToken extractResumeTokenFromPersistedResumeTokenDocument(org.bson.Document resumeTokenDocument)

cannotFindGlobalSubscriptionPositionErrorMessage

public static String cannotFindGlobalSubscriptionPositionErrorMessage(Throwable throwable)

extractOperationTimeFromPersistedPositionDocument

public static org.bson.BsonTimestamp extractOperationTimeFromPersistedPositionDocument(org.bson.Document subscriptionPositionDocument)

applyStartPosition

public static <T> T applyStartPosition(T t,
 BiFunction<T,org.bson.BsonDocument,T> applyResumeToken,
 BiFunction<T,org.bson.BsonTimestamp,T> applyOperationTime,
 StartAt startAt)

calculateSubscriptionPositionFromMongoStreamPositionDocument

public static SubscriptionPosition calculateSubscriptionPositionFromMongoStreamPositionDocument(org.bson.Document subscriptionPositionDocument)