Java SHA1 sha1(String str)

Description

sha

License

Open Source License

Declaration

public static String sha1(String str) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class Main {
    public static String sha1(String str) {
        try {/*from  w ww . j a v a2s  .c om*/
            MessageDigest md = MessageDigest.getInstance("SHA-1");
            byte[] bytes = md.digest(str.getBytes("utf-8"));
            StringBuilder sb = new StringBuilder(bytes.length * 2);
            for (int i = 0; i < bytes.length; i++) {
                sb.append(String.format("%02x", bytes[i]));
            }
            return sb.toString();
        } catch (NoSuchAlgorithmException e) {
            throw new InternalError();
        } catch (UnsupportedEncodingException e) {
            throw new InternalError();
        }
    }
}

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