public static Long decode(String nm)
{
int radix = 10;
int index = 0;
boolean negative = false;
Long result;
if (nm.length() == 0)
{
throw new NumberFormatException("Zero length string");
}
char firstChar = nm.charAt(0);
// Handle sign, if present
if (firstChar == '-')
{
negative = true;
index++;
}
else if (firstChar == '+')
{
index++;
}
// Handle radix specifier, if present
if (nm.startsWith(new String("0x"), index) || nm.startsWith(new String("0X"), index))
{
index += 2;
radix = 16;
}
else if (nm.startsWith(new String("#"), index))
{
index++;
radix = 16;
}
else if (nm.startsWith(new String("0"), index) && nm.length() > 1 + index)
{
index++;
radix = 8;
}
if (nm.startsWith(new String("-"), index) || nm.startsWith(new String("+"), index))
{
throw new NumberFormatException("Sign character in wrong position");
}
try {
result = Long.valueOf(nm.substring(index), radix);
result = negative ? Long.valueOf(-result.longValue()) : result;
} catch (NumberFormatException) {
// If number is Long.MIN_VALUE, we'll end up here. The next line
// handles this case, and causes any genuine format error to be
// rethrown.
String constant = negative ? new String("-" + nm.substring(index))
: nm.substring(index);
result = Long.valueOf(constant, radix);
}
return(result);
}
public static Long decode(String nm)
{
int radix = 10;
int index = 0;
boolean negative = false;
Long result;
if (nm.length() == 0)
throw new NumberFormatException("Zero length string");
char firstChar = nm.charAt(0);
// Handle sign, if present
if (firstChar == '-') {
negative = true;
index++;
} else if (firstChar == '+')
index++;
// Handle radix specifier, if present
if (nm.startsWith(new String("0x"), index) || nm.startsWith(new String("0X"), index)) {
index += 2;
radix = 16;
}
else if (nm.startsWith(new String("#"), index)) {
index ++;
radix = 16;
}
else if (nm.startsWith(new String("0"), index) && nm.length() > 1 + index) {
index ++;
radix = 8;
}
if (nm.startsWith(new String("-"), index) || nm.startsWith(new String("+"), index))
throw new NumberFormatException("Sign character in wrong position");
try {
result = Long.valueOf(nm.substring(index), radix);
result = negative ? Long.valueOf(-result.longValue()) : result;
} catch (NumberFormatException) {
// If number is Long.MIN_VALUE, we'll end up here. The next line
// handles this case, and causes any genuine format error to be
// rethrown.
String constant = negative ? new String("-" + nm.substring(index))
: nm.substring(index);
result = Long.valueOf(constant, radix);
}
return result;
}
