com.mysql.cj.jdbc.ha.plugins

Class DefaultConnectionPlugin

java.lang.Object

com.mysql.cj.jdbc.ha.plugins.DefaultConnectionPlugin

All Implemented Interfaces:

IConnectionPlugin, ITransactionContextHandler

public class DefaultConnectionPlugin
extends java.lang.Object
implements IConnectionPlugin

This connection plugin will always be the last plugin in the connection plugin chain, and will invoke the JDBC method passed down the chain.

Field Summary

Fields

Modifier and Type	Field and Description
protected IConnectionProvider	connectionProvider
protected ICurrentConnectionProvider	currentConnectionProvider
protected Log	logger

Constructor Summary

Constructors

Constructor and Description
DefaultConnectionPlugin(ICurrentConnectionProvider currentConnectionProvider, Log logger)
DefaultConnectionPlugin(ICurrentConnectionProvider currentConnectionProvider, Log logger, IConnectionProvider connectionProvider)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	execute(java.lang.Class<?> methodInvokeOn, java.lang.String methodName, java.util.concurrent.Callable<?> executeSqlFunc, java.lang.Object[] args)
void	openInitialConnection(ConnectionUrl connectionUrl)
void	releaseResources()
void	transactionBegun() Called when the driver has been told by the server that a transaction is now in progress (when one has not been currently in progress).
void	transactionCompleted() Called when the driver has been told by the server that a transaction has completed, and no transaction is currently in progress.

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected Log logger

connectionProvider

protected IConnectionProvider connectionProvider

currentConnectionProvider

protected final ICurrentConnectionProvider currentConnectionProvider

Constructor Detail

DefaultConnectionPlugin

public DefaultConnectionPlugin(ICurrentConnectionProvider currentConnectionProvider,
                               Log logger)

DefaultConnectionPlugin

public DefaultConnectionPlugin(ICurrentConnectionProvider currentConnectionProvider,
                               Log logger,
                               IConnectionProvider connectionProvider)

Method Detail

execute

public java.lang.Object execute(java.lang.Class<?> methodInvokeOn,
                                java.lang.String methodName,
                                java.util.concurrent.Callable<?> executeSqlFunc,
                                java.lang.Object[] args)
                         throws java.lang.Exception

Specified by:

execute in interface IConnectionPlugin

Throws:

java.lang.Exception

openInitialConnection

public void openInitialConnection(ConnectionUrl connectionUrl)
                           throws java.sql.SQLException

Specified by:

openInitialConnection in interface IConnectionPlugin

Throws:

java.sql.SQLException

transactionBegun

public void transactionBegun()

Description copied from interface: ITransactionContextHandler

Called when the driver has been told by the server that a transaction is now in progress (when one has not been currently in progress).

Specified by:

transactionBegun in interface ITransactionContextHandler

transactionCompleted

public void transactionCompleted()

Description copied from interface: ITransactionContextHandler

Called when the driver has been told by the server that a transaction has completed, and no transaction is currently in progress.

Specified by:

transactionCompleted in interface ITransactionContextHandler

releaseResources

public void releaseResources()

Specified by:

releaseResources in interface IConnectionPlugin