// ---- regular expression handling ----
/** Converts a string of regular expression flags from the database in Java regular
* expression flags.
* @param flags flags from database
* @return the Java flags
*/
public static int regexFlags(string flags)
{
int fint = 0;
if (flags == null || flags.Length == 0)
return fint;
flags = flags.ToLower();
for (int i = 0; i < flags.Length; i++)
{
RegexFlagS flag = RegexFlag.getByCharacter(flags.ElementAt(i));
if (flag != null)
{
fint |= flag.javaFlag;
if (flag.unsupported != null)
_warnUnsupportedRegex(flag.unsupported);
}
else
{
throw new ArgumentException("unrecognized flag ["
+ flags.ElementAt(i) + "] " + (int)flags.ElementAt(i));
}
}
return fint;
}
public static int regexFlag(char c)
{
RegexFlag flag = RegexFlag.getByCharacter(c);
if (flag == null)
throw new IllegalArgumentException("unrecognized flag [" + c
+ "]");
if (flag.unsupported != null)
{
_warnUnsupportedRegex(flag.unsupported);
return 0;
}
return flag.javaFlag;
}
