Location to use when one is needed but no information is available
Constructor Detail
Location
public Location(java.lang.String fileName)
Creates a location consisting of a file name but no line number or
column number.
Parameters:
fileName - The name of the file. May be null,
in which case the location is equivalent to
UNKNOWN_LOCATION.
Location
public Location(java.lang.String fileName,
int lineNumber,
int columnNumber)
Creates a location consisting of a file name, line number and
column number.
Parameters:
fileName - The name of the file. May be null,
in which case the location is equivalent to
UNKNOWN_LOCATION.
lineNumber - Line number within the file. Use 0 for unknown
positions within a file.
columnNumber - Column number within the line.
Method Detail
toString
public java.lang.String toString()
Returns the file name, line number, a colon and a trailing space.
An error message can be appended easily. For unknown locations, an
empty string is returned.
Overrides:
toString in class java.lang.Object
Returns:
a String of the form "fileName: lineNumber: "
if both file name and line number are known,
"fileName: " if only the file name is known,
and the empty string for unknown locations.