directionIO.C
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25 
26 #include "direction.H"
27 #include "IOstreams.H"
28 
29 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
30 
32 {
33  direction val;
34  is >> val;
35 
36  return val;
37 }
38 
39 
41 {
42  token t(is);
43 
44  if (!t.good())
45  {
46  is.setBad();
47  return is;
48  }
49 
50  if (t.isLabel())
51  {
52  d = direction(t.labelToken());
53  }
54  else
55  {
56  is.setBad();
58  << "wrong token type - expected direction, found " << t.info()
59  << exit(FatalIOError);
60 
61  return is;
62  }
63 
64  // Check state of Istream
65  is.check("Istream& operator>>(Istream&, direction&)");
66 
67  return is;
68 }
69 
70 
72 {
73  os.write(label(d));
74  os.check("Ostream& operator<<(Ostream&, const direction)");
75  return os;
76 }
77 
78 
79 std::ostream& Foam::operator<<(std::ostream& os, const direction d)
80 {
81  os << int(d);
82  return os;
83 }
84 
85 
86 // ************************************************************************* //
Useful combination of include files which define Sin, Sout and Serr and the use of IO streams general...
virtual bool check(const char *operation) const
Check IOstream status for given operation.
Definition: IOstream.C:92
void setBad()
Set stream to be bad.
Definition: IOstream.H:484
An Istream is an abstract base class for all input systems (streams, files, token lists etc)....
Definition: Istream.H:60
An Ostream is an abstract base class for all output systems (streams, files, token lists,...
Definition: Ostream.H:57
virtual Ostream & write(const char)=0
Write character.
A token holds items read from Istream.
Definition: token.H:73
bool isLabel() const
Definition: tokenI.H:571
label labelToken() const
Definition: tokenI.H:590
InfoProxy< token > info() const
Return info proxy.
Definition: token.H:422
bool good() const
Definition: tokenI.H:265
Direction is an 8-bit unsigned integer type used to represent the Cartesian directions etc.
#define FatalIOErrorInFunction(ios)
Report an error message using Foam::FatalIOError.
Definition: error.H:346
errorManipArg< error, int > exit(error &err, const int errNo=1)
Definition: errorManip.H:124
direction readDirection(Istream &)
Definition: directionIO.C:31
intWM_LABEL_SIZE_t label
A label is an int32_t or int64_t as specified by the pre-processor macro WM_LABEL_SIZE.
Definition: label.H:59
Istream & operator>>(Istream &, pistonPointEdgeData &)
IOerror FatalIOError
Ostream & operator<<(Ostream &os, const fvConstraints &constraints)
uint8_t direction
Definition: direction.H:45