inputtest.java

加密算法

import javax.swing.*;
import java.math.*;
import java.nio.charset.spi.*;
import java.io.*;


public class InputTest
{
   public static void main(String args[])
   {
	   test a=new test();
   }
}


 class test
{
    public test()
    {


		   name=JOptionPane.showInputDialog("Input some chinese character");
		   try
		   {
			   TestByte=name.getBytes("ASCII");
		   }
		   catch(UnsupportedEncodingException e)
		   {
			 System.out.println(e);

		   }


		   try
		   {
			   NewName= new String(TestByte,"ASCII");
		   }
		   catch(UnsupportedEncodingException e)
		   {
			   System.out.println(e);
		   }

		   System.out.println(NewName);
		   System.out.println(TestByte);


		   String temp="可以可以可以可以";


          try
          {
			  OutByte=temp.getBytes("ASCII");
			  System.out.println("八个汉字的 bit数组的长度是"+OutByte.length);
			  System.arraycopy(TestByte,0,OutByte,2,2);
			  OutName=new String(OutByte,"ASCII");
		  }
		  catch(UnsupportedEncodingException e)
		  {
			  System.out.println(e);
		  }
           System.out.println(OutName);


           String a="一";
           String b="二二";
           String c="三三三";

          try
          {
			   outa=a.getBytes("ASCII");
               outb=b.getBytes("ASCII");
               outc=c.getBytes("ASCII");

		  }
		  catch(UnsupportedEncodingException e)
		  {
			  System.out.println(e);
		  }

          System.out.println(outa.length);
           System.out.println(outb.length);
            System.out.println(outc.length);


            TempInt=5;
            Byte TempByte=TempInt.byteValue();
            System.out.println(TempByte);
            System.out.println("sdfkljds ");

	}

   private byte[] TestByte;
   private byte[] OutByte;
   private byte[] outa;
   private byte[] outb;
   private byte[] outc;
   private String NewName;
   private String OutName;
   private String name;
   private Integer TempInt;
}