{@inheritDoc} <p> Activation of this method decrements the active count and attempts to destroy the instance. </p>
@throws Exception if an exception occurs destroying the object @throws IllegalStateException if obj does not belong to this pool
See Implementation
{@inheritDoc} <p> Activation of this method decrements the active count and attempts to destroy the instance. </p>
@throws Exception if an exception occurs destroying the object @throws IllegalStateException if obj does not belong to this pool