Package org.flowable.common.engine.impl.cfg.multitenant

Class TenantAwareDataSource

java.lang.Object

org.flowable.common.engine.impl.cfg.multitenant.TenantAwareDataSource

All Implemented Interfaces:

Wrapper, CommonDataSource, DataSource

public class TenantAwareDataSource
extends Object
implements DataSource

A DataSource implementation that switches the currently used datasource based on the current values of the TenantInfoHolder. When a Connection is requested from this DataSource, the correct DataSource for the current tenant will be determined and used. Heavily influenced and inspired by Spring's AbstractRoutingDataSource.

Author:

Joram Barrez

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<Object,DataSource>	dataSources
protected TenantInfoHolder	tenantInfoHolder

Constructor Summary

Constructors

Constructor	Description
TenantAwareDataSource(TenantInfoHolder tenantInfoHolder)

Method Summary

Modifier and Type	Method	Description
void	addDataSource(Object key, DataSource dataSource)
Connection	getConnection()
Connection	getConnection(String username, String password)
protected DataSource	getCurrentDataSource()
Map<Object,DataSource>	getDataSources()
int	getLoginTimeout()
PrintWriter	getLogWriter()
Logger	getParentLogger()
boolean	isWrapperFor(Class<?> iface)
void	removeDataSource(Object key)
void	setDataSources(Map<Object,DataSource> dataSources)
void	setLoginTimeout(int seconds)
void	setLogWriter(PrintWriter out)
<T> T	unwrap(Class<T> iface)

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.sql.CommonDataSource

createShardingKeyBuilder

Methods inherited from interface javax.sql.DataSource

createConnectionBuilder

Field Details

tenantInfoHolder

protected TenantInfoHolder tenantInfoHolder

dataSources

protected Map<Object,DataSource> dataSources

Constructor Details

TenantAwareDataSource

public TenantAwareDataSource(TenantInfoHolder tenantInfoHolder)

Method Details

addDataSource

public void addDataSource(Object key,
 DataSource dataSource)

removeDataSource

public void removeDataSource(Object key)

getConnection

public Connection getConnection()
                         throws SQLException

Specified by:

getConnection in interface DataSource

Throws:

SQLException

getConnection

public Connection getConnection(String username,
 String password)
                         throws SQLException

Specified by:

getConnection in interface DataSource

Throws:

SQLException

getCurrentDataSource

protected DataSource getCurrentDataSource()

getLoginTimeout

public int getLoginTimeout()
                    throws SQLException

Specified by:

getLoginTimeout in interface CommonDataSource

Specified by:

getLoginTimeout in interface DataSource

Throws:

SQLException

getParentLogger

public Logger getParentLogger()
                       throws SQLFeatureNotSupportedException

Specified by:

getParentLogger in interface CommonDataSource

Throws:

SQLFeatureNotSupportedException

unwrap

public <T> T unwrap(Class<T> iface)
             throws SQLException

Specified by:

unwrap in interface Wrapper

Throws:

SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)
                     throws SQLException

Specified by:

isWrapperFor in interface Wrapper

Throws:

SQLException

getDataSources

public Map<Object,DataSource> getDataSources()

setDataSources

public void setDataSources(Map<Object,DataSource> dataSources)

getLogWriter

public PrintWriter getLogWriter()
                         throws SQLException

Specified by:

getLogWriter in interface CommonDataSource

Specified by:

getLogWriter in interface DataSource

Throws:

SQLException

setLogWriter

public void setLogWriter(PrintWriter out)
                  throws SQLException

Specified by:

setLogWriter in interface CommonDataSource

Specified by:

setLogWriter in interface DataSource

Throws:

SQLException

setLoginTimeout

public void setLoginTimeout(int seconds)
                     throws SQLException

Specified by:

setLoginTimeout in interface CommonDataSource

Specified by:

setLoginTimeout in interface DataSource

Throws:

SQLException