com.saperion.connector.pool.jmx

Class ObjectPoolMBean

java.lang.Object

com.saperion.connector.pool.jmx.ObjectPoolMBean

All Implemented Interfaces:

DynamicMBean

public class ObjectPoolMBean
extends Object
implements DynamicMBean

Management-bean for a ManagedGenericKeyedObjectPool.

Constructor Summary

Constructors

Constructor and Description
ObjectPoolMBean(ManagedGenericKeyedObjectPool pool) Creates a new ObjectPoolMBean for the specified pool.

Method Summary

Methods

Modifier and Type	Method and Description
void	clear()
void	clear(String name, String password, String system, Integer type)
void	clearOldest()
void	evict()
Object	getAttribute(String attribute)
AttributeList	getAttributes(String[] attributes)
int	getMaxActive()
int	getMaxIdle()
int	getMaxTotal()
long	getMaxWait()
MBeanInfo	getMBeanInfo()
long	getMinEvictableIdleTime()
int	getMinIdle()
int	getNumActive()
int	getNumIdle()
String	getSessionsForUser(String name, String password, String system, Integer type) Gets idle and active session counts for specific user.
long	getTimeBetweenEvictionRuns()
String	getWhenExhaustedAction()
Object	invoke(String actionName, Object[] params, String[] signature)
void	setAttribute(Attribute attribute)
AttributeList	setAttributes(AttributeList attributes)

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectPoolMBean

public ObjectPoolMBean(ManagedGenericKeyedObjectPool pool)

Creates a new ObjectPoolMBean for the specified pool.

Parameters:

pool - the pool to manage

Method Detail

getNumActive

public int getNumActive()

Returns:

number of active sessions

getNumIdle

public int getNumIdle()

Returns:

number of idle sessions

getMaxActive

public int getMaxActive()

Returns:

cap of number of active sessions

getMaxIdle

public int getMaxIdle()

Returns:

cap of number of idle sessions

getMinIdle

public int getMinIdle()

Returns:

minimum number of idle sessions to maintain in each of the keyed pools

getMaxTotal

public int getMaxTotal()

Returns:

maximum number of objects (across pools) that can exist at one time

getMaxWait

public long getMaxWait()

Returns:

maximum amount of time (in milliseconds) the borrowObject method should block before throwing an exception when the pool is exhausted

getMinEvictableIdleTime

public long getMinEvictableIdleTime()

Returns:

minimum amount of time an object may sit idle in the pool before it is eligible for eviction

getTimeBetweenEvictionRuns

public long getTimeBetweenEvictionRuns()

Returns:

number of milliseconds to sleep between runs of the idle object evictor thread

evict

public void evict()
           throws Exception

Throws:

Exception - when there is a problem evicting idle objects.

See Also:

GenericKeyedObjectPool.evict()

clear

public void clear()

See Also:

GenericKeyedObjectPool.clear()

clear

public void clear(String name,
         String password,
         String system,
         Integer type)

Parameters:

name - username

password - password

system - system

type - type

See Also:

GenericKeyedObjectPool.clear(Object)

clearOldest

public void clearOldest()

See Also:

GenericKeyedObjectPool.clearOldest()

getSessionsForUser

public String getSessionsForUser(String name,
                        String password,
                        String system,
                        Integer type)

Gets idle and active session counts for specific user.

Parameters:

name - username

password - password

system - system

type - type

Returns:

String[] with counts

getWhenExhaustedAction

public String getWhenExhaustedAction()

Returns:

action to take when the borrowObject method is invoked when the pool is exhausted

getAttribute

public Object getAttribute(String attribute)
                    throws AttributeNotFoundException,
                           MBeanException,
                           ReflectionException

Specified by:

getAttribute in interface DynamicMBean

Throws:

AttributeNotFoundException

MBeanException

ReflectionException

setAttribute

public void setAttribute(Attribute attribute)
                  throws AttributeNotFoundException,
                         InvalidAttributeValueException,
                         MBeanException,
                         ReflectionException

Specified by:

setAttribute in interface DynamicMBean

Throws:

AttributeNotFoundException

InvalidAttributeValueException

MBeanException

ReflectionException

getAttributes

public AttributeList getAttributes(String[] attributes)

Specified by:

getAttributes in interface DynamicMBean

setAttributes

public AttributeList setAttributes(AttributeList attributes)

Specified by:

setAttributes in interface DynamicMBean

invoke

public Object invoke(String actionName,
            Object[] params,
            String[] signature)
              throws MBeanException,
                     ReflectionException

Specified by:

invoke in interface DynamicMBean

Throws:

MBeanException

ReflectionException

getMBeanInfo

public MBeanInfo getMBeanInfo()

Specified by:

getMBeanInfo in interface DynamicMBean