com.metamatrix.common.pooling.api
Class ResourceHelper

java.lang.Object
  com.metamatrix.common.pooling.api.ResourceHelper

public final class ResourceHelper
extends java.lang.Object

Constructor Summary

ResourceHelper()

Method Summary

static Resource	getResource(java.util.Properties properties, java.lang.String userName) Returns a Resource from a resource pool based on the specified ResourcePool.RESOURCE_POOL property.
static Resource	getResource(java.lang.String poolName, java.lang.String userName) Returns a Resource from the specified ResourcePool.RESOURCE_POOL based on the specified poolName.
static Resource	getResourceFromPool(ResourceDescriptor descriptor, java.lang.String userName)

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceHelper

public ResourceHelper()

Method Detail

getResource

public static Resource getResource(java.util.Properties properties,
                                   java.lang.String userName)
                            throws ResourcePoolException

Returns a Resource from a resource pool based on the specified ResourcePool.RESOURCE_POOL property. If the requested pool does not exist, then a new pool will be created based on the given pool name. However, in order to create the new pool, the pool may expect certain properties to be passed in. Otherwise, an exception may be thrown when the resource is requested from the pool.

Parameters:

properties - that define the pool to obtain the connection from

userName - is the requestor of the connection

Throws:

ResourcePoolException - if an error occurs obtaining the connection

getResource

public static Resource getResource(java.lang.String poolName,
                                   java.lang.String userName)
                            throws ResourcePoolException

Returns a Resource from the specified ResourcePool.RESOURCE_POOL based on the specified poolName.

Parameters:

poolName - is the name of the pool to obtain the resource from

userName - is the requestor of the connection

Throws:

ResourcePoolException - if an error occurs obtaining the connection

getResourceFromPool

public static Resource getResourceFromPool(ResourceDescriptor descriptor,
                                           java.lang.String userName)
                                    throws ResourcePoolException

Throws:

ResourcePoolException