package com.itf.test;

import java.text.SimpleDateFormat;
import java.util.Date;


public class ItfRsaExample {

	public static void main(String[] args) throws Exception {
		// 时间
		SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
		String sys_time = df.format(new Date());
		//System.out.println(sys_time);
		String system_id = "此处填写平台system_id";
		String sign_info = "time:"+sys_time+"@system_id:"+system_id;
		byte[] sign_info_byte =  sign_info.getBytes("UTF-8");
		//System.out.println(sign_info_byte);
		//平台企业sign_key
		String sign_key = "此处填写由系统提供给平台的sign_key";
		byte[] sign_key_byte=ItfRsa.toByteArray(sign_key);

		//获取sign
		byte[] sign_encrypt = ItfRsa.encryptByRSA(sign_key_byte, sign_info_byte);
		String sign = ItfRsa.toHexString(sign_encrypt);
		System.out.println("sign：" + sign);
			
	}
}