com.ontotext.ordi
Interface Connection

All Superinterfaces:

WarningAware, Wrapper

All Known Subinterfaces:

TConnection, WsmoConnection

All Known Implementing Classes:

ConnectionImpl, RDBMSConnection, RemoteWsmoConnection, TConnectionImpl, TQueryConnectionImpl, TRREEConnection, WsmoConnectionImpl

public interface Connection
extends Wrapper, WarningAware

A connection (session) to specific data provider. The Connection interface define common functionality to be supported by specific data provider.

Author:

vassil

Method Summary

void	close() Releases all resources hold by this instance.
void	commit() Commits all operations part of the current transaction.
DataSource	getDataSource() Gets the DataSource this session is using.
IsolationLevel	getTransactionIsolationLevel() Gets the isolation level of the current transaction.
boolean	isAutoCommit() Checks if the the current session is in auto-commit mode.
boolean	isOpen() Checks if this session is opened.
boolean	isReadOnly() Checks if the current session to data provider is read-only.
void	rollback() Rollbacks all operations part of the current transaction.
void	setAutoCommit(boolean mode) Sets the commit mode of the current transaction.
void	setTransactionIsolationLevel(IsolationLevel isolationLevel) Sets the isolation level of the current transaction.

Methods inherited from interface com.ontotext.ordi.Wrapper

isWrapperFor, unwrap

Methods inherited from interface com.ontotext.ordi.WarningAware

clearWarnings, getWarning

Method Detail

isAutoCommit

boolean isAutoCommit()

Checks if the the current session is in auto-commit mode.

Returns:

true if it is auto-commit mode.

setAutoCommit

void setAutoCommit(boolean mode)
                   throws ORDIException

Sets the commit mode of the current transaction.

Parameters:

mode - true for auto-commit, otherwise false

Throws:

ORDIException

rollback

void rollback()
              throws ORDIException

Rollbacks all operations part of the current transaction.

Throws:

ORDIException

commit

void commit()
            throws ORDIException

Commits all operations part of the current transaction.

Throws:

ORDIException

getTransactionIsolationLevel

IsolationLevel getTransactionIsolationLevel()

Gets the isolation level of the current transaction.

Returns:

isolation level

setTransactionIsolationLevel

void setTransactionIsolationLevel(IsolationLevel isolationLevel)
                                  throws ORDIException

Sets the isolation level of the current transaction.

Parameters:

isolationLevel - to be used

Throws:

ORDIException

isReadOnly

boolean isReadOnly()

Checks if the current session to data provider is read-only.

Returns:

true if read-only

isOpen

boolean isOpen()

Checks if this session is opened.

Returns:

true if closed, false otherwise.

close

void close()
           throws ORDIException

Releases all resources hold by this instance.

Throws:

ORDIException

getDataSource

DataSource getDataSource()

Gets the DataSource this session is using.

Returns:

data source that created this sessions