thallium205 / bitcoin-visualizer Goto Github PK

private static final String B58 = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
private static final String ADDRESS_VERSION = "00";

public static String decodeHex(String input){

    String fin = new String("#" + input);

    fin = Long.toString(Long.decode(fin));

    return fin;
}


public static String encodeHex(String input){

    String fin = new String(Long.toHexString(Long.parseLong(input)));

    return fin;
}

public static String decodeBase58(String input){

    char orig[] = input.toCharArray();
    String val = "";
    long fin = 0;
    String finalStr = "";

    for(Integer i = 0; i < input.length(); i++){
        Integer cur = (B58.indexOf(orig[i]));
        fin = fin * 58;
        fin = fin + cur;
    }

    val = encodeHex(Long.toString(fin));

    for(Integer i = 0; (i < input.length()) && (orig[i] == '1'); i++){
        finalStr = "00" + val;

    }

    if (finalStr.length() % 2 != 0) {

        finalStr = "0" + finalStr;

    }
    return (finalStr);
}


public static String encodeBase58(String input){

    if(input.length() % 2 != 0){
        // Throw exception
    }

    String orig = input;

    Integer val = Integer.parseInt(decodeHex(orig));
    String fin = "";

    while(val > 0){
        Integer div = val / 58;
        Integer mod = val % 58;
        val = div;

        fin = fin + B58.charAt(mod);
    }

    String temp = new StringBuffer(fin).reverse().toString();

    fin = temp;


    for(int i = 0; (i < orig.length()) && (orig.substring(i, 2) == "00"); i += 2){

        fin = "1" + fin;
    }

    return fin;
}


public static String hash160ToAddress(String input, String AddressVersion){

    String hash160 = new String(ADDRESS_VERSION + input);

    String check = new String (Integer.toString(Integer.decode("#" + hash160)));

    // Need to run it through a hasher


    hash160 = (hash160 + check).toUpperCase();  
    hash160 = encodeBase58(hash160);

    return hash160;
}

public static String addressToHash160(String input){
    String val = input;

    val = decodeBase58(val);
    val = input.substring(2, (input.length() - 10));
    return val;
}


public static String hash160(String input){
    String fin = input;

    // convert to hex

    // hash the hex

    return fin;
}

public static String remove0x(String input){
    String fin = input;

    if(fin.substring(0, 2) == "0x" || fin.substring(0, 2) == "0X"){
        fin = fin.substring(2, fin.length());
    }

    return fin;
}