code: public static PageFlowContext getContext() {
          PageFlowContext ctxt = (PageFlowContext) pageflowContext.get();
          if (ctxt == null) {
              ctxt = new PageFlowContext();
              pageflowContext.set(ctxt);
          }
          return ctxt;
      }
docs: Factory method that will return the <code>PageFlowContext</code> object to the caller.
  @return A <code>PageFlowContext</code> that is associated with the tread.