sha-1加密方法

package com.itzcl;

import java.security.GeneralSecurityException;
import java.security.MessageDigest;
import java.security.ProviderException;

import org.apache.commons.codec.binary.Hex;

public class Demo {
	public static void main(String[] args) {
		String password = "12345";//需要sha-1加密的密码
		byte[] bytes = password.getBytes();//将密码转换为byte数组

		byte[] sha1 = sha1(bytes);//调用加密方法
		char[] encodeHex = Hex.encodeHex(sha1);

		System.out.println(new String(encodeHex));//输出结果转换
	}

	public static byte[] sha1(byte[] data) {
		try {
			MessageDigest md = MessageDigest.getInstance("SHA-1");
			md.update(data);
			return md.digest();
		} catch (GeneralSecurityException var2) {
			throw new ProviderException(var2);
		}
	}
}

jar包下载地址 :