com.alibaba.druid.pool.ha
Class MultiDataSource

java.lang.Object
  com.alibaba.druid.pool.WrapperAdapter
      com.alibaba.druid.pool.DataSourceAdapter
          com.alibaba.druid.pool.ha.MultiDataSource

All Implemented Interfaces:

MultiDataSourceMBean, DataSourceProxy, Wrapper, CommonDataSource, DataSource

Direct Known Subclasses:

CobarDataSource, HADataSource

public class MultiDataSource
extends DataSourceAdapter
implements MultiDataSourceMBean, DataSourceProxy

Constructor Summary

MultiDataSource()

Method Summary

void	addDataSource(String name, DataSourceHolder dataSourceHolder)
void	afterDataSourceChanged(Object event)
void	close()
long	createConnectionId()
long	createResultSetId()
long	createStatementId()
long	createTransactionId()
void	failureDetect()
long	getActiveCount()
long	getBusySkipCount()
long	getConfigLoadCount()
ConfigLoader	getConfigLoader()
long	getConfigLoadPeriodMillis()
Connection	getConnection()
Properties	getConnectProperties()
DataSourceHolder	getDataSourceHolder(String name)
String[]	getDataSourceNames()
Map<String,DataSourceHolder>	getDataSources()
JdbcDataSourceStat	getDataSourceStat()
String	getDbType()
int	getEnabledDataSourceCount()
long	getFailureDetectCount()
DataSourceFailureDetecter	getFailureDetector()
long	getFailureDetectPeriodMillis()
Lock	getLock()
int	getMaxPoolSize()
long	getMaxWait()
long	getMaxWaitMillis()
String	getName()
String	getNameInternal()
Condition	getNotFail()
ObjectName	getObjectName()
Properties	getProperties()
List<Filter>	getProxyFilters()
Driver	getRawDriver()
String	getRawJdbcUrl()
MultiConnectionHolder	getRealConnection(MultiDataSourceConnection multiConn, String sql)
long	getRetryGetConnectionCount()
String	getUrl()
void	handleNotAwailableDatasource(DataSourceHolder dataSourceHolder)
void	incrementBusySkipCount()
void	incrementRetryGetConnectionCount()
void	init()
boolean	isEnable()
boolean	isIntited()
void	notFailSignal()
void	resetStat()
boolean	restartDataSource(String name)
void	setConfigLoader(ConfigLoader configLoader)
void	setConfigLoadPeriodMillis(long configLoadPeriodMillis)
void	setEnable(boolean enable)
void	setFailureDetector(DataSourceFailureDetecter failureDetector)
void	setFailureDetectPeriodMillis(long failureDetectPeriodMillis)
void	setMaxPoolSize(int maxPoolSize)
void	setMaxWait(long seconds)
void	setMaxWaitMillis(long maxWaitMillis)
void	setName(String name)
void	setObjectName(ObjectName objectName)
boolean	startConfigLoadScheduleTask()
boolean	startFailureDetectScheduleTask()
boolean	stopConfigLoadScheduleTask()
boolean	stopFailureDetectScheduleTask()

Methods inherited from class com.alibaba.druid.pool.DataSourceAdapter

getConnection, getLoginTimeout, getLogWriter, getParentLogger, setLoginTimeout, setLogWriter

Methods inherited from class com.alibaba.druid.pool.WrapperAdapter

isWrapperFor, unwrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.sql.Wrapper

isWrapperFor, unwrap

Constructor Detail

MultiDataSource

public MultiDataSource()

Method Detail

getMaxWaitMillis

public long getMaxWaitMillis()

setMaxWaitMillis

public void setMaxWaitMillis(long maxWaitMillis)

setMaxWait

public void setMaxWait(long seconds)

getMaxWait

public long getMaxWait()

getMaxPoolSize

public int getMaxPoolSize()

Specified by:

getMaxPoolSize in interface MultiDataSourceMBean

setMaxPoolSize

public void setMaxPoolSize(int maxPoolSize)
                    throws SQLException

Throws:

SQLException

getConfigLoader

public ConfigLoader getConfigLoader()

setConfigLoader

public void setConfigLoader(ConfigLoader configLoader)

getName

public String getName()

Specified by:

getName in interface DataSourceProxy

getNameInternal

public String getNameInternal()

setName

public void setName(String name)

isIntited

public boolean isIntited()

isEnable

public boolean isEnable()

setEnable

public void setEnable(boolean enable)

getObjectName

public ObjectName getObjectName()

setObjectName

public void setObjectName(ObjectName objectName)

init

public void init()
          throws SQLException

Throws:

SQLException

startConfigLoadScheduleTask

public boolean startConfigLoadScheduleTask()

Specified by:

startConfigLoadScheduleTask in interface MultiDataSourceMBean

stopConfigLoadScheduleTask

public boolean stopConfigLoadScheduleTask()

Specified by:

stopConfigLoadScheduleTask in interface MultiDataSourceMBean

startFailureDetectScheduleTask

public boolean startFailureDetectScheduleTask()

Specified by:

startFailureDetectScheduleTask in interface MultiDataSourceMBean

stopFailureDetectScheduleTask

public boolean stopFailureDetectScheduleTask()

Specified by:

stopFailureDetectScheduleTask in interface MultiDataSourceMBean

resetStat

public void resetStat()

close

public void close()

failureDetect

public void failureDetect()

Specified by:

failureDetect in interface MultiDataSourceMBean

setFailureDetectPeriodMillis

public void setFailureDetectPeriodMillis(long failureDetectPeriodMillis)

setConfigLoadPeriodMillis

public void setConfigLoadPeriodMillis(long configLoadPeriodMillis)

getFailureDetector

public DataSourceFailureDetecter getFailureDetector()

setFailureDetector

public void setFailureDetector(DataSourceFailureDetecter failureDetector)

createConnectionId

public long createConnectionId()

Specified by:

createConnectionId in interface DataSourceProxy

createStatementId

public long createStatementId()

Specified by:

createStatementId in interface DataSourceProxy

getDataSources

public Map<String,DataSourceHolder> getDataSources()

getDataSourceHolder

public DataSourceHolder getDataSourceHolder(String name)

addDataSource

public void addDataSource(String name,
                          DataSourceHolder dataSourceHolder)

getProperties

public Properties getProperties()

getActiveCount

public long getActiveCount()

Specified by:

getActiveCount in interface MultiDataSourceMBean

notFailSignal

public void notFailSignal()

afterDataSourceChanged

public void afterDataSourceChanged(Object event)

getConnection

public Connection getConnection()
                         throws SQLException

Specified by:

getConnection in interface DataSource

Overrides:

getConnection in class DataSourceAdapter

Throws:

SQLException

getRealConnection

public MultiConnectionHolder getRealConnection(MultiDataSourceConnection multiConn,
                                               String sql)
                                        throws SQLException

Throws:

SQLException

getEnabledDataSourceCount

public int getEnabledDataSourceCount()

handleNotAwailableDatasource

public void handleNotAwailableDatasource(DataSourceHolder dataSourceHolder)

getRetryGetConnectionCount

public long getRetryGetConnectionCount()

Specified by:

getRetryGetConnectionCount in interface MultiDataSourceMBean

incrementRetryGetConnectionCount

public void incrementRetryGetConnectionCount()

getLock

public Lock getLock()

getNotFail

public Condition getNotFail()

getBusySkipCount

public long getBusySkipCount()

Specified by:

getBusySkipCount in interface MultiDataSourceMBean

incrementBusySkipCount

public void incrementBusySkipCount()

getDataSourceNames

public String[] getDataSourceNames()

Specified by:

getDataSourceNames in interface MultiDataSourceMBean

getDbType

public String getDbType()

Specified by:

getDbType in interface DataSourceProxy

getRawDriver

public Driver getRawDriver()

Specified by:

getRawDriver in interface DataSourceProxy

getUrl

public String getUrl()

Specified by:

getUrl in interface DataSourceProxy

getRawJdbcUrl

public String getRawJdbcUrl()

Specified by:

getRawJdbcUrl in interface DataSourceProxy

getProxyFilters

public List<Filter> getProxyFilters()

Specified by:

getProxyFilters in interface DataSourceProxy

createResultSetId

public long createResultSetId()

Specified by:

createResultSetId in interface DataSourceProxy

createTransactionId

public long createTransactionId()

Specified by:

createTransactionId in interface DataSourceProxy

restartDataSource

public boolean restartDataSource(String name)

Specified by:

restartDataSource in interface MultiDataSourceMBean

getConfigLoadCount

public long getConfigLoadCount()

Specified by:

getConfigLoadCount in interface MultiDataSourceMBean

getFailureDetectCount

public long getFailureDetectCount()

Specified by:

getFailureDetectCount in interface MultiDataSourceMBean

getFailureDetectPeriodMillis

public long getFailureDetectPeriodMillis()

Specified by:

getFailureDetectPeriodMillis in interface MultiDataSourceMBean

getConfigLoadPeriodMillis

public long getConfigLoadPeriodMillis()

Specified by:

getConfigLoadPeriodMillis in interface MultiDataSourceMBean

getDataSourceStat

public JdbcDataSourceStat getDataSourceStat()

Specified by:

getDataSourceStat in interface DataSourceProxy

getConnectProperties

public Properties getConnectProperties()

Specified by:

getConnectProperties in interface DataSourceProxy