RSA.rar_RSA demo_RSA算法_java 加密_rsa algorithm

import javax.swing.*; import java.awt.event.*; import java.math.*; import java.util.*; import java.awt.*; import java.io.*; public class RSA { public static void main(String[] args) { MyFrame frame = new MyFrame(); MyPanel_fbutton panel_fbutton = new MyPanel_fbutton(frame,frame.P,frame.Q,frame.d,frame.e); FlowLayout fl = new FlowLayout (FlowLayout.CENTER,0,0); frame.setLayout(fl); frame.add(panel_fbutton); frame.setBounds( 220, 100, 580, 620 ); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setVisible(true); } } class MyFrame extends JFrame { public MyFrame() { setTitle("网络课程设计 RSA算法"); add(wel); MyPanel_p panel_p = new MyPanel_p(P); add(panel_p); MyPanel_q panel_q = new MyPanel_q(Q); add(panel_q); MyPanel_d panel_d = new MyPanel_d(d); add(panel_d); MyPanel_e panel_e = new MyPanel_e(e); add(panel_e); MyPanel_in panel_in = new MyPanel_in(input); add(panel_in); MyPanel_out panel_out = new MyPanel_out(output); add(panel_out); MyPanel_out1 panel_out1 = new MyPanel_out1(output1); add(panel_out1); MyPanel_button panel_button = new MyPanel_button(P,Q,d,e,input,output,output1); add(panel_button); } private JLabel wel = new JLabel("RSA算法演示 1.0版"); protected JTextField P = new JTextField(42); protected JTextField Q = new JTextField(42); protected JTextField d = new JTextField(42); protected JTextField e = new JTextField(42); protected JTextArea input = new JTextArea(6,42); protected JTextArea output = new JTextArea(6,42); protected JTextArea output1 = new JTextArea(6,42); } class MyPanel_fbutton extends JPanel { public MyPanel_fbutton(Frame aframe,JTextField aP, JTextField aQ, JTextField ad, JTextField ae) { frame = aframe; P = aP; Q = aQ; e = ae; d = ad; fileEncode.addActionListener(new FileEncodeListener( frame,P,Q,e,d )); add(fileEncode); fileDecode.addActionListener(new FileDecodeListener( frame,P,Q,e,d)); add(fileDecode); } private Frame frame; private JTextField P; private JTextField Q; private JTextField d; private JTextField e; private JButton fileEncode = new JButton("文件加密"); private JButton fileDecode = new JButton("文件解密"); } class MyPanel_p extends JPanel { public MyPanel_p(JTextField aP) { P=aP; add(new JLabel("质数 P:")); add(P); } private JTextField P; } class MyPanel_q extends JPanel { public MyPanel_q(JTextField aQ) { Q=aQ; add(new JLabel("质数 Q:")); add(Q); } private JTextField Q; } class MyPanel_d extends JPanel { public MyPanel_d(JTextField ad) { d=ad; add(new JLabel("公 钥:")); add(d); } private JTextField d; } class MyPanel_e extends JPanel { public MyPanel_e(JTextField ae) { e=ae; add(new JLabel("私 钥:")); add(e); } private JTextField e; } class MyPanel_in extends JPanel { public MyPanel_in(JTextArea ainput) { input = ainput; add(new JLabel("明 文:")); JScrollPane jsp1 = new JScrollPane (input,v,h); add(jsp1); } private JTextArea input; int v=JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED; int h=JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED; } class MyPanel_out extends JPanel { public MyPanel_out(JTextArea aoutput) { output = aoutput; add(new JLabel("暗 文:")); JScrollPane jsp = new JScrollPane (output,v,h); add(jsp); } private JTextArea output; int v=JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED; int h=JScrollPane.HORIZONTAL_SCROLLBAR_NEVER; } class MyPanel_out1 extends JPanel { public MyPanel_out1(JTextArea aoutput1) { output1 = aoutput1; add(new JLabel("明 文:")); JScrollPane jsp = new JScrollPane (output1,v,h); add(jsp); } private JTextArea output1; int v=JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED; int h=JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED; } class MyPanel_button extends JPanel { public MyPanel_button(JTextField aP,JTextField aQ,JTextField ad,JTextField ae, JTextArea ainput,JTextArea aoutput,JTextArea aoutput1) { P = aP; Q = aQ; e = ae; d = ad; input = ainput ; output = aoutput ; output1 = aoutput1 ; randProduce.addActionListener(new RandListener( P, Q )); add(randProduce); randD.addActionListener(new RandDListener( P, Q, d, e )); add(randD); encode.addActionListener(new EncodeListener( P, Q, d, e, input, output )); add(encode); decode.addActionListener(new DecodeListener( P, Q, d, e, output, output1 )); add(decode); } private JTextField P; private JTextField Q; private JTextField d; private JTextField e; private JTextArea input; private JTextArea output; private JTextArea output1; private JButton randProduce = new JButton("生成质数P和Q"); private JButton randD = new JButton("生成公钥和私钥"); private JButton encode = new JButton("加密"); private JButton decode = new JButton("解密"); } class FileEncodeListener implements ActionListener { public FileEncodeListener(Frame f,JTextField ap, JTextField aq,JTextField ae,JTextField ad) { P = ap; Q = aq; E = ae; D = ad; fr = f; } public void actionPerformed(ActionEvent ee) { FileDialog fd = new FileDialog(fr); fd.setVisible(true); String infileName =fd.getDirectory()+fd.getFile(); String inStr = new String(); inStr = PublicMethod.read(infileName); BigInteger PrimeP = new BigInteger(P.getText()); BigInteger PrimeQ = new BigInteger(Q.getText()); BigInteger n =PrimeP.multiply(PrimeQ); int nLen = n.bitLength(); int m=(int)(Math.ceil((double)(nLen)/16.0)); nLen = (nLen-1) / 16; String outStr = new String(); outStr = PublicMethod.Encode(inStr,PrimeP,PrimeQ,n,nLen,m,D); for(i=infileName.length()-1;i>=0;--i) { if(infileName.charAt(i)=='.') break; } String outfileName = infileName.substring(0,i); outfileName = outfileName + new String(".EncodeRsa") + infileName.substring(i,infileName.length()); PublicMethod.output(outfileName,outStr); } private JTextField P; private JTextField Q; private JTextField E; private JTextField D; private Frame fr; int i; } class FileDecodeListener implements ActionListener { public FileDecodeListener(Frame f,JTextField ap, JTextField aq,JTextField ae,JTextField ad) { P = ap; Q = aq; E = ae; D = ad; fr = f; } public void actionPerformed(ActionEvent ee) { FileDialog fd = new FileDialog(fr); fd.setVisible(true); String infileName =fd.getDirectory()+fd.getFile(); String inStr = new String(); inStr = PublicMethod.input(infileName); System.out.println(inStr); BigInteger PrimeP = new BigInteger(P.getText()); BigInteger PrimeQ = new BigInteger(Q.getText()); BigInteger n =PrimeP.multiply(PrimeQ); int nLen = n.bitLength(); int m=(int)(Math.ceil((double)(nLen)/16.0)); nLen = (nLen-1) / 16; String outStr = new String(); outStr = PublicMethod.Decode(inStr,PrimeP,PrimeQ,n,nLen,m,E); for(i=infileName.length()-1;i>=0;--i) { if(infileName.charAt(i)=='.') break; } String outfileName = infileName.substring(0,i); outfileName = outfileName + new String(".DecodeRsa") + infileName.substring(i,infileName.length()); PublicMethod.write(outfileName,outStr); } private JTextField P; private JTextField Q; private JTextField E; private JTextField D; private Frame fr; int i; } class RandListener implements ActionListener { public RandListener(JTextField aP, JTextField aQ) { P = aP; Q = aQ; } public void actionPerformed(ActionEvent e) { PublicMethod.GetPrime( P ); PublicMethod.GetPrime( Q ); } private JTextField P; private JTextField Q; } class RandDListener implements ActionListener { public RandDListener(JTextField aP, JTextField aQ, JTextField ad, JTextField ae) { P = aP; Q = a