Package org.eclipse.rdf4j.common.transaction

Interface IsolationLevel

All Superinterfaces:

TransactionSetting

All Known Implementing Classes:

IsolationLevels

public interface IsolationLevel
extends TransactionSetting

A Transaction Isolation Level. Default levels supported by RDF4J are provided by IsolationLevels, third-party triplestore implementors may choose to add additional IsolationLevel implementations if their triplestore's isolation contract is different from what is provided by default.

Author:

Jeen Broekstra

Field Summary

Fields

Modifier and Type	Field	Description
static final String	NAME	Shared constant for the TransactionSetting name used for isolation levels.

Method Summary

Modifier and Type	Method	Description
default String	getName()	The globally unique transaction settings name.
default String	getValue()	The value for this transaction setting.
boolean	isCompatibleWith(IsolationLevel otherLevel)	Verifies if this transaction isolation level is compatible with the supplied other isolation level - that is, if this transaction isolation level offers at least the same guarantees as the other level.

Field Details

NAME

static final String NAME

Shared constant for the TransactionSetting name used for isolation levels.

Method Details

isCompatibleWith

boolean isCompatibleWith(IsolationLevel otherLevel)

Verifies if this transaction isolation level is compatible with the supplied other isolation level - that is, if this transaction isolation level offers at least the same guarantees as the other level. By definition, every transaction isolation level is compatible with itself.

Parameters:

otherLevel - an other isolation level to check compatibility against.

Returns:

true iff this isolation level is compatible with the supplied other isolation level, false otherwise.

getName

default String getName()

Description copied from interface: TransactionSetting

The globally unique transaction settings name. Warning: do not use double underscore (__) in the name.

Specified by:

getName in interface TransactionSetting

Returns:

the name of this setting, typically its canonical class name

getValue

default String getValue()

Description copied from interface: TransactionSetting

The value for this transaction setting.

Specified by:

getValue in interface TransactionSetting

Returns:

a string representation of the value