file

package file;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;

public class FileTest
{

    /**
     * @param args
     * @throws FileNotFoundException
     */
    public static void main(String[] args) throws Exception
    {
        readFile("10.30.2.130\\RequisitePro2003\\RP 2003安装说明.txt",
                "D:\\workspace\\zz\\src\\com\\yourcompany\\struts\\TestFile1.txt");

        System.out.println(URLEncoder.encode("@", "utf-8"));
    }
    static String temp = "";

    public static void test(String dir) throws Exception{
        File file = new File(dir);
        File[] filesOrDirs = file.listFiles();

        String[] result = new String[10];

        for (int i = 0; i < filesOrDirs.length; i++) {
            if (filesOrDirs[i].isDirectory()) {
                test(filesOrDirs[i].getAbsolutePath());
            } else {
                result[i] = filesOrDirs[i].getName();
                FileInputStream fis = new FileInputStream(filesOrDirs[i]);
                BufferedReader br = new BufferedReader(new FileReader(filesOrDirs[i]));
               
//                byte[] by = new byte[];
                StringBuffer sb = new StringBuffer();
                while(fis.available() >0)
                {
                    int j = fis.read();
                    sb.append((char)j);
                    System.out.println("sb="+sb);
                }
                temp += filesOrDirs[i].getName() + ",";
                System.out.println(filesOrDirs[i]);

            }
            System.out.println(temp);
        }
    }
                             
    public static void readFile(String str,String str2) throws Exception
    {
        URL url = new URL("http://localhost:8080/cms/index.jsp");
        URLConnection con =  url.openConnection();
        InputStream fis =  (InputStream)con.getInputStream();
       
//        File file = new File(str);
//        FileInputStream fis = new FileInputStream(file);
      
//        FileReader fr = new FileReader(file);
       
//        BufferedReader br = new BufferedReader(fr);
//        br.readLine();
        byte[] b = new byte[fis.available()];
        FileOutputStream fos = new FileOutputStream(str2);
     
        while(fis.available() > 0)
        {
//            int i = fis.read();
            fis.read(b);
           
          
//           System.out.print((char)i);
        }
        System.out.println(b.length);
        String str1=new String(b,0,b.length,"utf-8");
        System.out.println(str1);
        fos.write(str1.getBytes());
        fis.close();
        fos.close();

    }
   
    public void url() throws UnsupportedEncodingException, IOException
    {
        URL httpurl = new URL("http://localhost:8080/cms/test.dat");
        String result = new String(); 
//        URL httpurl = new URL(url);  
                    HttpURLConnection httpConn = (HttpURLConnection) httpurl  
                            .openConnection();  
                   httpConn.setDoInput(true);  
                   BufferedReader in = new BufferedReader(new InputStreamReader(  
                           httpConn.getInputStream(),"UTF-8"));  
                String line;  
                 while ((line = in.readLine()) != null) {  
                    result += line;  
                  }  
                   in.close();  
    }
}