org.objectweb.jonas.dbm
Class JDBCDataSource

java.lang.Object
  javax.management.NotificationBroadcasterSupport
      org.objectweb.jonas.management.ReconfigDispatcher
          org.objectweb.jonas.management.j2eemanagement.J2EEManagedObject
              org.objectweb.jonas.dbm.JDBCDataSource

All Implemented Interfaces:

javax.management.NotificationBroadcaster, javax.management.NotificationEmitter, ReconfigDispatcherMBean

public class JDBCDataSource
extends J2EEManagedObject

MBean class for JDBCDataSource Management This MBean manages a connection manager and its associated pool. This couple represents the JOnAS data source implementation

Author:

Eric Hardesty JSR 77 (J2EE Management Standard), Adriana Danes add support for persistent reconfiguration

Field Summary

Fields inherited from class org.objectweb.jonas.management.j2eemanagement.J2EEManagedObject

J2EE_TYPE_APPLICATION, J2EE_TYPE_SERVER, NAME

Fields inherited from class org.objectweb.jonas.management.ReconfigDispatcher

RECONFIG_TYPE, SAVE_RECONFIG_TYPE

Constructor Summary

JDBCDataSource(java.lang.String objectName, ConnectionManager cm)

Method Summary

java.lang.Integer	getBusyMax()
java.lang.Integer	getBusyMin()
java.lang.Integer	getConnectionFailures()
java.lang.Integer	getConnectionLeaks()
java.lang.Integer	getCurrentBusy()
java.lang.Integer	getCurrentInTx()
java.lang.Integer	getCurrentOpened()
java.lang.Integer	getCurrentWaiters()
java.lang.String	getDescription()
java.lang.Integer	getJdbcConnCheckLevel()
java.lang.Integer	getJdbcConnMaxAge()
java.lang.String	getJdbcDriver()
java.lang.Integer	getJdbcMaxConnPool()
java.lang.Integer	getJdbcMaxOpenTime()
java.lang.Integer	getJdbcMaxWaiters()
java.lang.Integer	getJdbcMaxWaitTime()
java.lang.Integer	getJdbcMinConnPool()
java.lang.Integer	getJdbcPstmtMax()
java.lang.Integer	getJdbcSamplingPeriod()
java.lang.String	getJdbcTestStatement()
java.lang.String	getJndiName()
java.lang.String	getMapperName()
java.lang.String	getName() Return the current data source name.
java.lang.Integer	getOpenedCount()
java.lang.Integer	getRejectedFull()
java.lang.Integer	getRejectedOpen()
java.lang.Integer	getRejectedOther()
java.lang.Integer	getRejectedTimeout()
protected long	getSequenceNumber() Gets the sequence number for reconfiguration opeartions
java.lang.Integer	getServedOpen()
java.lang.String	getUrl()
java.lang.String	getUserName()
java.lang.String	getUserPassword()
java.lang.Integer	getWaiterCount()
java.lang.Integer	getWaitersHigh()
java.lang.Integer	getWaitersHighRecent()
java.lang.Long	getWaitingHigh()
java.lang.Long	getWaitingHighRecent()
java.lang.Long	getWaitingTime()
void	saveConfig() save updated configuration
void	setJdbcConnCheckLevel(java.lang.Integer level) Sets the JDBC connection checking level
void	setJdbcConnMaxAge(java.lang.Integer mn)
void	setJdbcDriver(java.lang.String jdbcDriverObjectName)
void	setJdbcMaxConnPool(java.lang.Integer max)
void	setJdbcMaxOpenTime(java.lang.Integer mn)
void	setJdbcMaxWaiters(java.lang.Integer max)
void	setJdbcMaxWaitTime(java.lang.Integer max)
void	setJdbcMinConnPool(java.lang.Integer min) MBean method allowing to set the minimum size of connection pool
void	setJdbcPstmtMax(java.lang.Integer max)
void	setJdbcSamplingPeriod(java.lang.Integer i)
java.lang.String	setJdbcTestStatement(java.lang.String test)

Methods inherited from class org.objectweb.jonas.management.j2eemanagement.J2EEManagedObject

getObjectName, isEventProvider, isStateManageable, isStatisticsProvider

Methods inherited from class org.objectweb.jonas.management.ReconfigDispatcher

addNotificationListener, getFilter, getHandback, getListener, getNotificationInfo, initLogger, removeNotificationListener, sendReconfigNotification, sendSaveNotification

Methods inherited from class javax.management.NotificationBroadcasterSupport

handleNotification, removeNotificationListener, sendNotification

Methods inherited from class java.lang.Object

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

Constructor Detail

JDBCDataSource

public JDBCDataSource(java.lang.String objectName,
                      ConnectionManager cm)

Parameters:

objectName - This MBean's OBJECT_NAME

cm - Associated ConnectionManager reference

Method Detail

getJdbcDriver

public java.lang.String getJdbcDriver()

Returns:

The OBJECT_NAME of the associated JDBCDriver MBean

setJdbcDriver

public void setJdbcDriver(java.lang.String jdbcDriverObjectName)

Parameters:

jdbcDriverObjectName - OBJECT_NAME of the associated JDBCDriver MBean

getName

public java.lang.String getName()

Return the current data source name. Returns the local attribute value (optimize call) - this value can't be changed, moreover, its used by private methods.

Returns:

The current data source name

getJndiName

public java.lang.String getJndiName()

Returns:

The JNDI name

getDescription

public java.lang.String getDescription()

Returns:

Description of this data source

getUrl

public java.lang.String getUrl()

Returns:

The JDBC URL for the database

getUserName

public java.lang.String getUserName()

Returns:

The user name for connection to the database

getUserPassword

public java.lang.String getUserPassword()

Returns:

The password for connection to the database

getMapperName

public java.lang.String getMapperName()

Returns:

The mapper JORM for the database

getJdbcConnCheckLevel

public java.lang.Integer getJdbcConnCheckLevel()

Returns:

JDBC connection checking level

setJdbcConnCheckLevel

public void setJdbcConnCheckLevel(java.lang.Integer level)

Sets the JDBC connection checking level

Parameters:

level - connection level

getJdbcConnMaxAge

public java.lang.Integer getJdbcConnMaxAge()

Returns:

JDBC connections maximum age

setJdbcConnMaxAge

public void setJdbcConnMaxAge(java.lang.Integer mn)

Parameters:

mn - JDBC connections maximum age

getJdbcMaxConnPool

public java.lang.Integer getJdbcMaxConnPool()

Returns:

max maximum size of JDBC connection pool

setJdbcMaxConnPool

public void setJdbcMaxConnPool(java.lang.Integer max)

Parameters:

max - maximum size of JDBC connection pool

getJdbcMaxOpenTime

public java.lang.Integer getJdbcMaxOpenTime()

Returns:

maximum opening time of JDBC connections

setJdbcMaxOpenTime

public void setJdbcMaxOpenTime(java.lang.Integer mn)

Parameters:

mn - maximum opening time in minutes for JDBC connections

getJdbcMaxWaiters

public java.lang.Integer getJdbcMaxWaiters()

Returns:

maximum nb of waiters allowed

setJdbcMaxWaiters

public void setJdbcMaxWaiters(java.lang.Integer max)

Parameters:

max - maximum nb of waiters allowed

getJdbcMaxWaitTime

public java.lang.Integer getJdbcMaxWaitTime()

Returns:

maximum time to wait for a connection, in seconds

setJdbcMaxWaitTime

public void setJdbcMaxWaitTime(java.lang.Integer max)

Parameters:

max - maximum time to wait for a connection, in seconds

getJdbcPstmtMax

public java.lang.Integer getJdbcPstmtMax()

Returns:

PreparedStatement cache size

setJdbcPstmtMax

public void setJdbcPstmtMax(java.lang.Integer max)

Parameters:

max - PreparedStatement cache size

getJdbcMinConnPool

public java.lang.Integer getJdbcMinConnPool()

Returns:

minimum size of connection pool

setJdbcMinConnPool

public void setJdbcMinConnPool(java.lang.Integer min)

MBean method allowing to set the minimum size of connection pool

Parameters:

min - minimum size of connection pool

getJdbcSamplingPeriod

public java.lang.Integer getJdbcSamplingPeriod()

Returns:

sampling period for refresching pool statistics

setJdbcSamplingPeriod

public void setJdbcSamplingPeriod(java.lang.Integer i)

Parameters:

i - sampling period for refresching pool statistics

getJdbcTestStatement

public java.lang.String getJdbcTestStatement()

Returns:

SQL query for JDBC connections test

setJdbcTestStatement

public java.lang.String setJdbcTestStatement(java.lang.String test)

Parameters:

test - SQL query for JDBC connection test

Returns:

the test statement if the test succeeded, an error message otherwise

getConnectionFailures

public java.lang.Integer getConnectionFailures()

Returns:

number of connection failures

getConnectionLeaks

public java.lang.Integer getConnectionLeaks()

Returns:

number of connection leaks

getCurrentBusy

public java.lang.Integer getCurrentBusy()

Returns:

number of busy connections

getBusyMax

public java.lang.Integer getBusyMax()

Returns:

number of busy connections

getBusyMin

public java.lang.Integer getBusyMin()

Returns:

number of busy connections

getCurrentInTx

public java.lang.Integer getCurrentInTx()

Returns:

number of connections used in transactions

getCurrentOpened

public java.lang.Integer getCurrentOpened()

Returns:

number of opened connections

getCurrentWaiters

public java.lang.Integer getCurrentWaiters()

Returns:

current number of connection waiters

getOpenedCount

public java.lang.Integer getOpenedCount()

Returns:

number of opened physical JDBC connections

getRejectedFull

public java.lang.Integer getRejectedFull()

Returns:

number of open calls that were rejected because too many waiters

getRejectedOpen

public java.lang.Integer getRejectedOpen()

Returns:

total number of open calls that were rejected

getRejectedOther

public java.lang.Integer getRejectedOther()

Returns:

number of open calls that were rejected by an unknown reason

getRejectedTimeout

public java.lang.Integer getRejectedTimeout()

Returns:

number of open calls that were rejected by timeout

getServedOpen

public java.lang.Integer getServedOpen()

Returns:

number of xa connection served

getWaiterCount

public java.lang.Integer getWaiterCount()

Returns:

total number of waiters since datasource creation.

getWaitersHigh

public java.lang.Integer getWaitersHigh()

Returns:

Maximum number of waiters since datasource creation.

getWaitersHighRecent

public java.lang.Integer getWaitersHighRecent()

Returns:

Maximum nb of waiters in last sampling period

getWaitingHigh

public java.lang.Long getWaitingHigh()

Returns:

Maximum waiting time (millisec) since datasource creation.

getWaitingHighRecent

public java.lang.Long getWaitingHighRecent()

Returns:

Maximum waiting time (millisec) in last sampling period

getWaitingTime

public java.lang.Long getWaitingTime()

Returns:

Total waiting time (millisec) since datasource creation.

getSequenceNumber

protected long getSequenceNumber()

Gets the sequence number for reconfiguration opeartions

Returns:

the sequence number for reconfiguration operations

saveConfig

public void saveConfig()

save updated configuration