public void addDefaultFlowStepStrategy(FlowStepStrategyFactory<JobConf> flowStepStrategyFactory) {
defaultFlowStepStrategies.add(flowStepStrategyFactory);
}
public void addDefaultFlowStepStrategy(Class<? extends FlowStepStrategy<JobConf>> klass) {
defaultFlowStepStrategies.add(new SimpleFlowStepStrategyFactory(klass));
}