B
bean-cache
Specifies the entity bean cache properties. Used for entity
beans and stateful session beans.
Superelements
ejb (sun-ejb-jar.xml)
Subelements
The following table describes subelements for the bean-cache element.
Table A–7
bean-cache Subelements
|
Element
|
Required
|
Description
|
|
max-cache-size
|
zero or one
|
Specifies the maximum number of beans allowable in cache.
|
|
is-cache-overflow-allowed
|
zero or one
|
Deprecated.
|
|
cache-idle-timeout-in-seconds
|
zero or one
|
Specifies the maximum time that a stateful session bean or entity
bean is allowed to be idle in cache before being passivated. Default
value is 10 minutes (600 seconds).
|
|
removal-timeout-in-seconds
|
zero or one
|
Specifies the amount of time a bean remains before being removed.
If removal-timeout-in-seconds is less than idle-timeout, the bean is removed without being passivated.
|
|
resize-quantity
|
zero or one
|
Specifies the number of beans to be created if the pool is empty
(subject to the max-pool-size limit). Values are
from 0 to MAX_INTEGER.
|
|
victim-selection-policy
|
zero or one
|
Specifies the algorithm that must be used by the container to
pick victims. Applies only to stateful session beans.
|
Example
<bean-cache>
<max-cache-size>100</max-cache-size>
<cache-resize-quantity>10</cache-resize-quantity>
<removal-timeout-in-seconds>3600</removal-timeout-in-seconds>
<victim-selection-policy>LRU</victim-selection-policy>
<cache-idle-timeout-in-seconds>600</cache-idle-timeout-in-seconds>
<removal-timeout-in-seconds>5400</removal-timeout-in-seconds>
</bean-cache>
bean-pool
Specifies the pool properties of stateless session beans,
entity beans, and message-driven bean.
Superelements
ejb (sun-ejb-jar.xml)
Subelements
The following table describes subelements for the bean-pool element.
Table A–8
bean-pool Subelements
|
Element
|
Required
|
Description
|
|
steady-pool-size
|
zero or one
|
Specifies the initial and minimum number of beans maintained
in the pool. Default is 32.
|
|
resize-quantity
|
zero or one
|
Specifies the number of beans to be created if the pool is empty
(subject to the max-pool-size limit). Values are
from 0 to MAX_INTEGER.
|
|
max-pool-size
|
zero or one
|
Specifies the maximum number of beans in the pool. Values are
from 0 to MAX_INTEGER. Default is to the EJB container value or 60.
|
|
max-wait-time-in-millis
|
zero or one
|
Deprecated.
|
|
pool-idle-timeout-in-seconds
|
zero or one
|
Specifies the maximum time that a bean is allowed to be idle
in the pool. After this time, the bean is removed. This is a hint
to the server. Default time is 600 seconds (10 minutes).
|
Example
<bean-pool>
<steady-pool-size>10</steady-pool-size>
<resize-quantity>10</resize-quantity>
<max-pool-size>100</max-pool-size>
<pool-idle-timeout-in-seconds>600</pool-idle-timeout-in-seconds>
</bean-pool>
Ladda ner denna bok i PDF (1146 KB)