50 lines
1.5 KiB
Java
50 lines
1.5 KiB
Java
|
/**
|
||
|
|
* Example JHammer usage
|
||
|
|
*/
|
||
|
|
public class Example
|
||
|
|
{
|
||
|
|
|
||
|
|
private HParser initParser()
|
||
|
|
{
|
||
|
|
HParser digit = Hammer.chRange(0x30, 0x39);
|
||
|
|
HParser alpha = Hammer.choice({Hammer.chRange(0x41, 0x5a), Hammer.chRange(0x61, 0x7a)});
|
||
|
|
|
||
|
|
HParser plus = Hammer.ch('+');
|
||
|
|
HParser slash = Hammer.ch('/');
|
||
|
|
HParser equals = Hammer.ch('=');
|
||
|
|
HParser bsfdig = Hammer.choice({alpha, digit, plus, slash});
|
||
|
|
|
||
|
|
byte[] AEIMQUYcgkosw048 = "AEIMQUYcgkosw048".getBytes();
|
||
|
|
HParser bsfdig_4bit = Hammer.in(AEIMQUYcgkosw048, AEIMQUYcgkosw048.length);
|
||
|
|
byte[] AQgw = "AQgw".getBytes();
|
||
|
|
HParser bsfdig_2bit = Hammer.in(AQgw, AQgw.length);
|
||
|
|
HParser base64_3 = Hammer.repeatN(bsfdig, 4);
|
||
|
|
HParser base64_2 = Hammer.sequence({bsfdig, bsfdig, bsfdig_4bit, equals});
|
||
|
|
HParser base64_1 = Hammer.sequence({bsfdig, bsfdig_2bit, equals, equals});
|
||
|
|
HParser base64 = Hammer.sequence({ Hammer.many(base64_3),
|
||
|
|
Hammer.optional(Hammer.choice({base64_2, base64_1}))
|
||
|
|
});
|
||
|
|
|
||
|
|
return Hammer.sequence({Hammer.whitespace(base64), Hammer.whitespace(Hammer.endP()}});
|
||
|
|
}
|
||
|
|
|
||
|
|
public static void main(String args[])
|
||
|
|
{
|
||
|
|
byte[] input = "RXMgaXN0IFNwYXJnZWx6ZWl0IQo=".getBytes();
|
||
|
|
int length = input.length;
|
||
|
|
HParsedResult result = Hammer.parse(initParser(), input, length);
|
||
|
|
if(result == null)
|
||
|
|
{
|
||
|
|
System.out.println("FAIL");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
System.out.println("PASS");
|
||
|
|
//TODO: Pretty print
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
}
|