Java

Hash (Digest) a String

Hash the bytes of a string. Chilkat2 Java

import com.chilkatsoft.chilkat2.StringBuilder;

public class ChilkatExample {

    public static void main(String[] args) {
        StringBuilder sb = new StringBuilder();

        sb.append("Hello World");

        // Hashing algorithms (i.e. digest algorithms) operate on raw bytes.
        // Therefore, we must specify the character encoding (utf-8, utf-16, iso-8859-1, etc.) to be used when hashing.

        // Get the SHA256 hash in hex
        String sha256_hex = sb.getHash("sha256", "hex", "utf-8");
        System.out.println("SHA256: " + sha256_hex);

        // Get the SHA384 hash in hex lowercase
        String sha384_hex = sb.getHash("sha384", "hex_lower", "utf-8");
        System.out.println("SHA384: " + sha384_hex);

        // Get the SHA512 hash in base64
        String sha512_base64 = sb.getHash("sha512", "base64", "utf-8");
        System.out.println("SHA512: " + sha512_base64);

        // Get the SHA1 hash in hex lowercase
        String sha1_hex = sb.getHash("sha1", "hex_lower", "utf-8");
        System.out.println("SHA1: " + sha1_hex);

        // Get the CRC8 digest in decimal
        String crc8_decimal = sb.getHash("crc8", "decimal", "utf-8");
        System.out.println("CRC8: " + crc8_decimal);
    }
}