code: public void setJobFlowStates(java.util.Collection<String> jobFlowStates) {
          if (jobFlowStates == null) {
              this.jobFlowStates = null;
              return;
          }
  
          this.jobFlowStates = new com.amazonaws.internal.SdkInternalList<String>(jobFlowStates);
      }
docs: <p>
  Return only job flows whose state is contained in this list.
  </p>
  
  @param jobFlowStates
  Return only job flows whose state is contained in this list.
  @see JobFlowExecutionState