ejb3/src/main/java/org/jboss/as/ejb3/subsystem/TimerServiceAdd.java
protected void populateModel(ModelNode operation, ModelNode timerServiceModel) throws OperationFailedException {
        for (AttributeDefinition attr : TimerServiceResourceDefinition.ATTRIBUTES.values()) {
            attr.validateAndSet(operation, timerServiceModel);
        }
    }
protected void populateModel(ModelNode operation, ModelNode timerServiceModel) throws OperationFailedException {
        for (AttributeDefinition attr : TimerServiceResourceDefinition.ATTRIBUTES.values()) {
            attr.validateAndSet(operation, timerServiceModel);
        }
    }
Populate the <code>timerService</code> from the <code>operation</code>

@param operation         the operation
@param timerServiceModel strict-max-pool ModelNode
@throws org.jboss.as.controller.OperationFailedException