rsa.java

整体思路 用createkey.java 文件来产生秘钥

import java.awt.*;
import java.awt.event.*;
import java.math.*;
import javax.swing.*;
import javax.swing.border.*;
import java.io.*;

class window extends JFrame implements ActionListener
{
	BigInteger p;
	BigInteger q;
	BigInteger n;
	BigInteger e;
	BigInteger d;
	JTextField tp;
	JTextField tq;
	JTextField tn;
	JTextField te;
	JTextField td;
	JTextField dirming;
	JTextField dirmi;
	JTextField dirhuan;
	createkey key;
	jiami jiami;
	jiemi jiemi;
	JButton bkey;
	JButton bmingwen;
	JButton bmiwen;
	JButton bhuanyuan;
	JButton bjiami;
	JButton bjiemi;
	Box box1,box2,box3,box4,box5,box6;
	FileDialog dmingwen,dmiwen,dhuanyuan;
	File fmingwen,fmiwen,fhuanyuan;
	boolean keyflag=false;
	window(String s)
	{
		super(s);
		
		dmingwen=new FileDialog(this,"选择明文",FileDialog.LOAD);
		dmiwen=new FileDialog(this,"选择密文",FileDialog.LOAD);
		dhuanyuan=new FileDialog(this,"选择还原文件",FileDialog.LOAD);
		dmingwen.addWindowListener(new WindowAdapter()
																				{
																					public void windowClosing(WindowEvent e)
																					{
																						dmingwen.setVisible(false);
																					}
																				});
		dmiwen.addWindowListener(new WindowAdapter()
		{
			public void windowClosing(WindowEvent e)
			{
				dmiwen.setVisible(false);
			}
		});
		dhuanyuan.addWindowListener(new WindowAdapter()
		{
			public void windowClosing(WindowEvent e)
			{
				dhuanyuan.setVisible(false);
			}
		});
		
		
		key=new createkey();
		p=key.p;
		q=key.q;
		n=key.n;
		e=key.e;
		d=key.d;
		
		setLayout(null);
		bkey=new JButton("生成密钥 ");
		bkey.addActionListener(this);
		bmingwen=new JButton("   选择明文   ");
		bmingwen.addActionListener(this);
		bmiwen=new JButton("   选择密文   ");
		bmiwen.addActionListener(this);
		bhuanyuan=new JButton("选择还原文件");
		bhuanyuan.addActionListener(this);
		bjiami=new JButton("加密");
		bjiami.addActionListener(this);
		bjiemi=new JButton("解密");
		bjiemi.addActionListener(this);
		tp=new JTextField(40);
		tq=new JTextField(15);
		tn=new JTextField(15);
		td=new JTextField(15);
		te=new JTextField(15);
		dirming=new JTextField(15);
		dirmi=new JTextField(15);
		dirhuan=new JTextField(15);
		dirming.setEditable(false);
		dirmi.setEditable(false);
		dirhuan.setEditable(false);
		
		box1=Box.createVerticalBox();
		box2=Box.createVerticalBox();
		box3=Box.createHorizontalBox();
		box4=Box.createVerticalBox();
		box5=Box.createVerticalBox();
		box6=Box.createHorizontalBox();
		
		
		box1.add(new JLabel("p"));
		box1.add(Box.createVerticalStrut(16));
		box1.add(new JLabel("q"));
		box1.add(Box.createVerticalStrut(16));
		box1.add(new JLabel("n"));
		box1.add(Box.createVerticalStrut(16));
		box1.add(new JLabel("d"));
		box1.add(Box.createVerticalStrut(16));
		box1.add(new JLabel("e"));
		box1.add(Box.createVerticalStrut(16));
		box1.add(new JLabel("明文文件根目录"));
		box1.add(Box.createVerticalStrut(16));
		box1.add(new JLabel("密文文件根目录"));
		box1.add(Box.createVerticalStrut(16));
		box1.add(new JLabel("还原文件根目录"));

		box2.add(tp);
		box2.add(Box.createVerticalStrut(8));
		box2.add(tq);
		box2.add(Box.createVerticalStrut(8));
		box2.add(tn);
		box2.add(Box.createVerticalStrut(8));
		box2.add(td);
		box2.add(Box.createVerticalStrut(8));
		box2.add(te);
		box2.add(Box.createVerticalStrut(8));
		box2.add(dirming);
		box2.add(Box.createVerticalStrut(8));
		box2.add(dirmi);
		box2.add(Box.createVerticalStrut(8));
		box2.add(dirhuan);
		box3.add(box1);
		box3.add(Box.createHorizontalStrut(10));
		box3.add(box2);
		
		box4.add(bmingwen);
		box4.add(Box.createVerticalStrut(8));
		box4.add(bmiwen);
		box4.add(Box.createVerticalStrut(8));
		box4.add(bhuanyuan);
		box5.add(bjiami);
		box5.add(Box.createVerticalStrut(8));
		box5.add(bjiemi);
		box6.add(box4);
		box6.add(Box.createHorizontalStrut(60));
		box6.add(box5);
		

		setBounds(150,150,500,530);
		add(bkey);
		bkey.setBounds(20, 20, 120, 30);
		add(box3);
		box3.setBounds(40,90,430,250);
		add(box6);
		box6.setBounds(20, 360, 280, 100);
		addWindowListener(new WindowAdapter()
														{
															public void windowClosing(WindowEvent e)
															{
																System.exit(0);
															}
														});

		setVisible(true);
		validate();
	}
	public void actionPerformed(ActionEvent ee)
	{
		if(ee.getSource()==bkey)
		{
			tp.setText(p.toString());
			tq.setText(q.toString());
			tn.setText(n.toString());
			te.setText(e.toString());
			td.setText(d.toString());
			keyflag=true;
		}
		if(ee.getSource()==bmingwen)
		{
			dmingwen.setVisible(true);
			if(dmingwen.getFile()!=null)
			{
				fmingwen=new File(dmingwen.getDirectory(),dmingwen.getFile());
				dirming.setText(fmingwen.getAbsolutePath());
			}
		}
		if(ee.getSource()==bmiwen)
		{
			dmiwen.setVisible(true);
			if(dmiwen.getFile()!=null)
			{
				fmiwen=new File(dmiwen.getDirectory(),dmiwen.getFile());
				dirmi.setText(fmiwen.getAbsolutePath());
			}
		}
		if(ee.getSource()==bhuanyuan)
		{
			dhuanyuan.setVisible(true);
			if(dhuanyuan.getFile()!=null)
			{
				fhuanyuan=new File(dhuanyuan.getDirectory(),dhuanyuan.getFile());
				dirhuan.setText(fhuanyuan.getAbsolutePath());
			}
		}
		if(ee.getSource()==bjiami)
		{
			if(keyflag==false)
				JOptionPane.showMessageDialog(this, "请生成密钥", "警告", JOptionPane.WARNING_MESSAGE);
			else if(fmingwen==null)
				JOptionPane.showMessageDialog(this, "请选择明文文件", "警告", JOptionPane.WARNING_MESSAGE);
			else if(fmiwen==null)
				JOptionPane.showMessageDialog(this, "请选择密文文件", "警告", JOptionPane.WARNING_MESSAGE);
			else{
				jiami=new jiami(n,e,d,fmingwen,fmiwen);
				JOptionPane.showMessageDialog(this, "已经成功加密", "加密", JOptionPane.WARNING_MESSAGE);
			}
		}
		if(ee.getSource()==bjiemi)
		{
			if(keyflag==false)
				JOptionPane.showMessageDialog(this, "请生成密钥", "警告", JOptionPane.WARNING_MESSAGE);
			else if(fmiwen==null)
				JOptionPane.showMessageDialog(this, "请选择密文文件", "警告", JOptionPane.WARNING_MESSAGE);
			else if(fhuanyuan==null)
				JOptionPane.showMessageDialog(this, "请选择还原文件", "警告", JOptionPane.WARNING_MESSAGE);
			else{
				jiemi=new jiemi(n,e,d,fmiwen,fhuanyuan);
				JOptionPane.showMessageDialog(this, "已经成功解密", "解密", JOptionPane.WARNING_MESSAGE);
			}
		}
	}
}

public class rsa
{
	public static void main(String args[])
	{
		new window("RSA加密及解密"	);
	}
}