"Java Practice" 6-2.GPS data processing

1  PackageMian;2 3 ImportJava.util.Scanner;4 5  Public classMain {6 7      Public Static voidMain (string[] args) {8         //TODO auto-generated Method Stub9Scanner in =NewScanner (system.in);TenString s =NULL, S2 =NULL; One         intCak; A         intB, UTC; -         BooleanFlag =true; -          Do { thes =In.next (); -             if(S.equals ("END")) {//End Judgment -Flag =false; -             } +             Else if(S.indexof ("$GPRMC") = = 0) {//1. $GPRMC sentence judgment -Cak = S.charat (S.indexof (1)); +                  for(inti = 2; I < S.indexof (' * '); ++i) { ACak ^= S.charat (i);//calculate an XOR value at                 } -Cak%= 65536; -                 if(Cak = = Integer.parseint (s.substring (S.indexof (' * ') +1), +) && s.indexof (", A,")! =-1) {//determine if the XOR value is correct, and whether it is positioned.  -S2 = "" + S;//new string saved in S2 -                 } -             } in} while(flag); -s = s2.substring (1);//get the correct string toUTC = Integer.parseint (s.substring (7, 13));//get UTC Value +B = UTC + 80000;//get the value of GMT -s = ":" + string.valueof (b). substring (string.valueof (b). Length ()-2);//the number of seconds is converted to a string containing the leading thes = ":" + string.valueof (b). substring (string.valueof (b). Length ()-4, string.valueof (b). Length ()-2) + s;//Convert fractions into strings *B/= 10000; $         if(B >= 24) {Panax NotoginsengB-= 24; -         } the         if(B >= 10) { +s = string.valueof (B) +s; A         } the         Else if(b < && b >= 0) { +s = "0" + string.valueof (B) +s; -         } $ System.out.println (s); $ in.close (); -     } -  the}

"Java Practice" 6-2.GPS data processing