public PhoneNumberProvisioningManager get() {
        PhoneNumberProvisioningManager manager = (PhoneNumberProvisioningManager) context.getAttribute("PhoneNumberProvisioningManager");
        if (manager != null) // ok, it's already in the context. Return it
            return manager;
        manager = create();
        // put it into the context for next time that is requested
        context.setAttribute("PhoneNumberProvisioningManager", manager);
        return manager;
    }
public PhoneNumberProvisioningManager get ( ) { PhoneNumberProvisioningManager manager = ( PhoneNumberProvisioningManager ) context . getAttribute ( "PhoneNumberProvisioningManager" ) ; if ( manager != null ) return manager ; manager = create ( ) ; context . setAttribute ( "PhoneNumberProvisioningManager" , manager ) ; return manager ; }
Tries to retrieve the manager from the Servlet context. If it's not there it creates is, stores it
in the context and also returns it.

@param context
@return