Get the value for the {@code testWhileIdle} configuration attribute for pools created with this configuration instance.
@return The current setting of {@code testWhileIdle} for this configuration instance
@see GenericObjectPool#getTestWhileIdle() @see GenericKeyedObjectPool#getTestWhileIdle()
See Implementation
Get the value for the {@code testWhileIdle} configuration attribute for pools created with this configuration instance.
@return The current setting of {@code testWhileIdle} for this configuration instance
@see GenericObjectPool#getTestWhileIdle() @see GenericKeyedObjectPool#getTestWhileIdle()