6 """Read a line from a file
7
8 The line is stripped of whitespaces at the start and the end of
9 the line and stored in a variable self.line"""
10
12 self.line=""
13 self.goOn=True
14 self.wasInterupted=False
15 self.bytes=0L
16
18 """@return: number of bytes that were already read"""
19 return self.bytes
20
22 """@return: whether the reader caught a Keyboard-interrupt"""
23 return self.wasInterupted
24
26 """reads the next line
27
28 fh - filehandle to read from
29
30 Return value: False if the end of the file was reached. True
31 otherwise"""
32
33 if not self.goOn:
34 return False
35
36 try:
37 self.line=fh.readline()
38 self.bytes+=len(self.line)
39 except KeyboardInterrupt,e:
40 foamLogger().warning("Keyboard Interrupt")
41 print " Interrupted by the Keyboard"
42 self.wasInterupted=True
43 self.goOn=False
44 self.line=""
45 return False
46
47 if len(self.line)>0:
48 status=True
49 else:
50 status=False
51 self.line=self.line.strip()
52
53 return status