80     setState(BadBit);  in open()
94     setState(FailBit);  in open()
99     setState(FailBit);  in open()
108     setState(BadBit);  in delegate()
117     setState(FailBit);  in delegate()
126     setState(BadBit);  in close()
132       setState(FailBit);  in close()
146     setState(BadBit);  in truncate()
151     setState(FailBit);  in truncate()
161     setState(BadBit);  in read()
172     setState(FailBit);  in read()
183     setState(BadBit);  in write()
194     setState(FailBit);  in write()
201 void FileHandle::setState(FileHandle::IOState pState) {  in setState()  function in mcld::FileHandle