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Java Source Code / Java Documentation » Database JDBC Connection Pool » Connection Pool DBCP » org.apache.commons.dbcp

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Java Document (Java Doc)

org.apache.commons.dbcp .AbandonedObjectPool

AbandonedObjectPool
public class AbandonedObjectPool extends GenericObjectPool (Code)
	An implementation of a Jakarta-Commons ObjectPool which tracks JDBC connections and can recover abandoned db connections. If logAbandoned=true, a stack trace will be printed for any abandoned db connections recovered. author: Glenn L. Nielsen version: $Revision: 482015 $ $Date: 2006-12-03 19:22:09 -0700 (Sun, 03 Dec 2006) $

Constructor Summary
public	AbandonedObjectPool(PoolableObjectFactory factory, AbandonedConfig config) Create an ObjectPool which tracks db connections.

Method Summary
public Object	borrowObject() Get a db connection from the pool.
public void	invalidateObject(Object obj) Invalidates an object from the pool.
public void	returnObject(Object obj) Return a db connection to the pool.

Constructor Detail

AbandonedObjectPool
public AbandonedObjectPool(PoolableObjectFactory factory, AbandonedConfig config)(Code)
	Create an ObjectPool which tracks db connections. Parameters: factory - PoolableObjectFactory used to create this Parameters: config - configuration for abandoned db connections

Method Detail

borrowObject
public Object borrowObject() throws Exception(Code)
	Get a db connection from the pool. If removeAbandoned=true, recovers db connections which have been idle > removeAbandonedTimeout and getNumActive() > getMaxActive() - 3 and getNumIdle() < 2 Object jdbc Connection throws: Exception - if an exception occurs retrieving a connection from the pool

invalidateObject
public void invalidateObject(Object obj) throws Exception(Code)
	Invalidates an object from the pool. Parameters: obj - object to be returned throws: Exception - if an exception occurs invalidating the object

returnObject
public void returnObject(Object obj) throws Exception(Code)
	Return a db connection to the pool. Parameters: obj - db Connection to return throws: Exception - if an exception occurs returning the connectionto the pool

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