| java.lang.Object
 org.ow2.easybeans.pool.JPool
| JPool | | public class JPool implements Pool<InstanceType, Clue>,PoolAttributes(Code) | | Abstract pool.
Need to be extended to set-up the correct generic types used for BeanType and
Hint.
<
Parameters:
InstanceType - > the type of the object that are managed by the pool(could be EasyBeansSLSB, etc.)<
Parameters:
Clue - > a clue to retrieve a specific instance in the pool
author:
Florent Benoit |
| Constructor Summary | |
| public | JPool(PoolFactory<InstanceType, Clue> poolFactory)
Builds a new pool. |
| Method Summary | |
| public synchronized void | discard(InstanceType instance)
Discard the instance which is in the pool. | | public InstanceType | get()
Gets an object from the pool. | | public synchronized InstanceType | get(Clue clue)
Gets an object by using a specific hint. | | public boolean | isAllowSharedInstance()
Return true if many instances of the same object can be created (when pool is not full). | | public synchronized void | release(InstanceType instance)
Puts back the instance in the pool so it can be reused. | | public void | setAllowSharedInstance(boolean allowSharedInstance)
Allow to share instances (shouldn't be use in stateful case as one
stateful ID is linked to one client. | | public void | start()
Start the pool.
It could create initial instances if specified. | | public void | stop()
Stop this pool. |
| JPool | | public JPool(PoolFactory<InstanceType, Clue> poolFactory)(Code) | | Builds a new pool.
Parameters:
poolFactory - factory used for delegating create, remove, etc. |
| discard | | public synchronized void discard(InstanceType instance) throws PoolException(Code) | | Discard the instance which is in the pool.
Parameters:
instance - which will be discarded.
throws:
PoolException - if instance is not discarded |
| get | | public InstanceType get() throws PoolException(Code) | | Gets an object from the pool.
an instance of an object with type Type.
throws:
PoolException - if instance cannot be returned. |
| get | | public synchronized InstanceType get(Clue clue) throws PoolException(Code) | | Gets an object by using a specific hint.
Parameters:
clue - attribute used to retrieve a given instance a specific instance of the resource.
throws:
PoolException - if instance cannot be returned. |
| isAllowSharedInstance | | public boolean isAllowSharedInstance()(Code) | | Return true if many instances of the same object can be created (when pool is not full).
true if this is allowed. |
| release | | public synchronized void release(InstanceType instance) throws PoolException(Code) | | Puts back the instance in the pool so it can be reused.
Parameters:
instance - which will be put back in the pool.
throws:
PoolException - if instance is not released. |
| setAllowSharedInstance | | public void setAllowSharedInstance(boolean allowSharedInstance)(Code) | | Allow to share instances (shouldn't be use in stateful case as one
stateful ID is linked to one client. No Stateful with same ID are
authorized).
Parameters:
allowSharedInstance - true if it is allowed, else false. |
| start | | public void start() throws PoolException(Code) | | Start the pool.
It could create initial instances if specified.
throws:
PoolException - if initialization fails |
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