package keshanglianxi29_1;

import java.io.FileInputStream;

import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;



public class Copy_1 {

        public static void main(String[] args) throws IOException {
                InputStreamReader isr = new InputStreamReader(new FileInputStream("E:\\Demo\\b.txt"));
                OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream("E:\\Demo\\d.txt"));
                int len = 0;
                char[] ch = new char[1024];
                while((len=isr.read(ch)) != -1){
                        osw.write(ch, 0, len);
                        osw.flush();
                }
                System.out.println("复制完毕");
                osw.close();
                isr.close();
        }
}

package keshanglianxi29_1;

import java.io.FileInputStream;

import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;



public class Copy_1 {

        public static void main(String[] args) throws IOException {
                InputStreamReader isr = new InputStreamReader(new FileInputStream("E:\\Demo\\b.txt"));
                OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream("E:\\Demo\\d.txt"));
                int len = 0;
                char[] ch = new char[1024];
                while((len=isr.read(ch)) != -1){
                        osw.write(ch, 0, len);
                        osw.flush();
                }
                System.out.println("复制完毕");
                osw.close();
                isr.close();
        }
}