package com.yc.security;

import java.math.BigDecimal;

import com.yc.service.impl.DBHelper;

public class RSATester {

    static String publicKey;
    static String privateKey;

    static {
        try {
        	

        	//BufferedImage bi = com.google.zxing.client.j2se.MatrixToImageWriter.toBufferedImage(new com.google.zxing.qrcode.QRCodeWriter().encode("123",com.google.zxing.BarcodeFormat.QR_CODE,1000,1000));
        	//java.awt.Image aa = com.google.zxing.client.j2se.MatrixToImageWriter.toBufferedImage(
        	//	     new com.google.zxing.qrcode.QRCodeWriter().encode("123456677878",
        	//	         com.google.zxing.BarcodeFormat.QR_CODE, 300, 300));

        	
            //Map<String, Object> keyMap = RSAUtils.genKeyPair();
            //publicKey = RSAUtils.getPublicKey(keyMap);
           // privateKey = RSAUtils.getPrivateKey(keyMap);
        	
        	//RSAUtils.makekeyfile();
        	publicKey = RSAUtils.getPublicKeyFromKeyFile();
            privateKey = RSAUtils.getPrivateKeyFromKeyFile();
            System.err.println("公钥: \n\r" + publicKey);
            System.err.println("私钥： \n\r" + privateKey);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    
    public static void main(String[] args) throws Exception {
    	
//    	Double priceDouble = null ;
//    	BigDecimal   a   =   new   BigDecimal(123.00 * 10) ;
//    	double   amount   = a.setScale(2,RoundingMode.HALF_UP).doubleValue();
//    	System.out.println(amount);
//
//    	//RSAUtils.makekeyfile();
//
//    	// test2();
//    	//test();
//
//        //testSign();
//        long max=999999999,min=10000000;
//        long randomNum = System.currentTimeMillis();
//        long ran3 = (long) (randomNum%(max-min)+min);
//        System.out.println("随机数" + ran3);
//
//
//    	String aa = "Dw2ecWG3PdcwOc" ;
//    	byte[] encodedData = RSAUtils.encryptByPublicKey(aa.getBytes(), publicKey);  //密文
//    	System.out.println("加密后文字：\r\n" +Base64Utils.encode( encodedData));
////
    	
    	System.out.println(DBHelper.encryptHelper.decrypt("LTFQQi0zMlBCLTRQQi00N1BCLTEzUEIzMlBCODZQQi0xMjJQQi0yNFBCNTlQQi0xMDhQQjc1UEI0N1BCLTMzUEItODlQQi0xMFBCLTkxUEI0NFBCLTUyUEItNTZQQi03UEI2N1BCLTEyNFBCOTlQQjk3UEItNjBQQjExNFBCLTExNVBCNzZQQjk0UEItNDRQQi0xMTJQQi05UEItMjBQQi0xMlBCLTUzUEIxMDJQQjE3UEIxMTdQQi0xMjFQQjczUEItMTIyUEItMTdQQi04OVBCMTExUEItNDFQQi04MFBCNTFQQi0xNFBCMjNQQjEyNlBCLTE2UEIxMjBQQi02OVBCLTE3UEI5NlBCMzVQQi0xMDRQQjEyNFBCMjRQQi04OFBCLTEyMlBCMTE4UEItNDRQQjFQQjY5UEItOTZQQjMwUEItNTZQQi0yN1BCLTY2UEItODlQQi03NVBCLTU1UEIzNFBCN1BCMzFQQi0xOFBCNTZQQi02NVBCLTEyMVBCLTQwUEItMTJQQi05OVBCLTk4UEIxMTlQQjg3UEI5M1BCLTM5UEI5MlBCODBQQjEyMVBCNzNQQi0zNVBCMjlQQi0xMTBQQjBQQi0xNFBCODFQQjU4UEItNjlQQi05OFBCLTE0UEItMzZQQjEyNVBCLTIzUEItNzlQQjYzUEItNzVQQjlQQjgwUEIzN1BCNjJQQi0xMTlQQjZQQjQwUEIxOVBCNjVQQjcwUEIxMVBCODBQQjI0UEItODVQQjM1UEItMTE1UEI4MVBCMThQQjU3UEI5UEItNzRQQjIxUEItNzNQQjEyNlBCLTU0UEIxMThQQjU5UEItMTJQQi0zUEItNzBQQi0xNFBCLTE2UEIyMlBCNDlQQi05M1BCOFBCMTI3UEItMTA5UEIxMDZQQi0xMlBCMTA0UEItNDNQQjM5UEIxMTVQQi03N1BCLTg3UEIxMTRQQi03NlBCLTQ0UEItODNQQjg3UEItNjRQQjEwN1BCOFBCLTk1UEItNDBQQi0zM1BCNzFQQi05NVBCMjBQQjQwUEI1OVBCMzZQQi05MFBCLTcwUEItMzdQQi0xNFBCMTA3UEItNzBQQi0xOVBCLTM0UEItODJQQjU0UEI2MFBCODZQQjZQQjM2UEI2MFBCLTFQQi01MVBCLTc4UEItNjZQQjQ3UEIxOFBCLTUyUEItNjdQQjUxUEItNjlQQi0yMFBCMTAxUEItMjZQQi00N1BCLTEwNlBCNVBCLTYzUEItMTIwUEItNFBCNDNQQi0zMlBCMzVQQjEwNFBCLTQ4UEItMTE0UEItNTFQQjBQQi02OFBCLTkxUEItMTBQQi00NVBCMTEzUEIyNFBCLTYyUEI3N1BCMTAxUEIxMTJQQjE3UEI5M1BCMTIwUEIxMTBQQjEwMFBCLTM1UEIzNVBCLTExOFBCOTRQQi0xMDZQQjIwUEI5NFBCLTgwUEI2NVBCLTY2UEItNVBCLTEwNVBCMzRQQjdQQjY5UEI2OVBCNDZQQi0zNlBCNDZQQjQ3UEIxN1BCLTc1UEItNjJQQi0xMDVQQjExOFBCNzdQQi02MFBCMTA3UEItNjRQQjEwN1BCMTAxUEItMTExUEIxMDZQQi01M1BCMjZQQjEwNVBCMjBQQi0xMTdQQjMxUEItNTdQQi00OFBCLTIzUEItNTZQQi05MFBCLTkzUEItNTRQQi0xMDZQQi05OFBCLTU0UEI1UEItMTIxUEItMTExUEItMTJQQi0xMDFQQjM2UEItNThQQi0yNFBCOTJQQi0xMjJQQi02NFBCMjBQQi03MFBCODBQQjZQQi0zMFBCNVBCMTA2UEIzN1BCODlQQi00MVBCLTlQQi01OFBCLTEyNFBCLTc0UEI2NlBCMjhQQjY4UEIwUEI4UEItMTAxUEItNzhQQi0xMThQQi0zNA=="));
    	
    	
    	byte[] data = Base64Utils.decode( "Rez4+XQaGQlopVP7rb8LSd8ichMi/2nFd+JEbTpllp8LqFwF9ctTGG08AoR8z3j9/SM2vExxRNmlKZabrc/CkDzsldfcs9vlu7oXo27dCxj6Do9DREVfvHq5EiVppmpdBbz8wcrGDaZNEtAQ9T6iKopfj/KKQgrm00mYInVGqaAa3r3X8j+98MQSbQQx28gGQAZJlJCu5T3sC0DzD+BnNqHfEEs3dVBYc+C+ZPfNx/2qVw/nnnC/rBRAkXUdp9t7t/k70T9DZ1UHI7ojksNAJXhwKH2cWLyFy14COrHwnubis9g9H4Th+FEw9Z6ZUfJekOUTwXGYwF9JGYfoc4Nx+w==");
    	//System.out.println("加密后文字：\r\n" + new String(data));
        byte[] decodedData = RSAUtils.decryptByPrivateKey( data, privateKey);
        String target = new String(decodedData);
        System.out.println("解密后文字: \r\n" + target);
//
        //test2();
    }
    static void test2() throws Exception {
        System.err.println("公钥加密——私钥解密");
        String source = "z9000027z" ;
        System.out.println("\r加密前文字：\r\n" + source);  //明文
        byte[] data = source.getBytes();
        byte[] encodedData = RSAUtils.encryptByPrivateKey(data, privateKey);  //密文
        String target = new String(encodedData);
        System.out.println("\r加密后文字：\r\n" + Base64Utils.encode(encodedData));
      //  byte[] data  = Base64Utils.decode("CcNO6oYdNgdR0qO9fw0oR2URB7uuYdIpDlgH786AVY6iq1AaHhflfDwQFV/yQQtoJewVYLWyxQKMatDK3+6nqnaXZJQPrtQt0hp28iLxrzMuN+wJUuVUQVsR7iWnHQ5bQfctbLR9SkuJTjAaMlkzMoKNCK7lP4CHhC8mIzbxyX0=");
        //System.out.println("\r加密前文字：\r\n" + source);
       // byte[] data = source.getBytes();

       // byte[] decodedData = RSAUtils.decryptByPublicKey(data, publicKey);
       // byte[] encodedData = RSAUtils.encryptByPublicKey(data, publicKey);
      //  String source2 = new String(decodedData);   //明文
      //  System.out.println("解密后文字: \r\n" + source2);
    }
    
    static void test() throws Exception {
        System.err.println("公钥加密——私钥解密");
        String source = "N69MhEMbvmdicu/x9iNLddmcv79l9CrAotonS2o4wqEftPuIUeomxHN5C8R3KHdK5ylS3GepsidV6TQwyq4skkXqQB04497+d3p13Pic/NsQaeKbZ7+93BOwx21UJJO1t7/RV4YC7eRbxtUBxlkRKlroWTWr41MITvEGJLsyIN4=";
        System.out.println("\r加密前文字：\r\n" + source);
        byte[] data = source.getBytes();
        byte[] encodedData = RSAUtils.encryptByPublicKey(data, publicKey);
        System.out.println("加密后文字：\r\n" + new String(encodedData));
        byte[] decodedData = RSAUtils.decryptByPrivateKey(encodedData, privateKey);
        String target = new String(decodedData);
        System.out.println("解密后文字: \r\n" + target);
    }

    static void testSign() throws Exception {
        System.err.println("私钥加密——公钥解密");
        String source = "123456";
        System.out.println("iii原文字：\r\n" + source);
        byte[] data = source.getBytes();
        byte[] encodedData = RSAUtils.encryptByPrivateKey(data, privateKey);
        System.out.println("加密后：\r\n" + new String(encodedData));
        
        System.out.println("加密 BASE64编码后：\r\n" + Base64Utils.encode(encodedData) );
        // encodedData = new String( "N69MhEMbvmdicu/x9iNLddmcv79l9CrAotonS2o4wqEftPuIUeomxHN5C8R3KHdK5ylS3GepsidV6TQwyq4skkXqQB04497+d3p13Pic/NsQaeKbZ7+93BOwx21UJJO1t7/RV4YC7eRbxtUBxlkRKlroWTWr41MITvEGJLsyIN4=").getBytes();
        byte[] decodedData = RSAUtils.decryptByPublicKey(encodedData, publicKey);
        String target = new String(decodedData);
        System.out.println("解密后: \r\n" + target);
        System.err.println("私钥签名——公钥验证签名");
        String sign = RSAUtils.sign(encodedData, privateKey);
        System.err.println("签名:\r" + sign);
        boolean status = RSAUtils.verify(encodedData, publicKey, sign);
        System.err.println("验证结果:\r" + status);
    }
    
}