IO流入门-第六章-FileReader_FileWriter复制

利用FileReader和FileWriter进行复制粘贴

/*
    文件复制粘贴
    只能复制纯文本文件
    2017/4/13
*/
import java.io.*;
public class FileReader_FileWriterCopy
{
    public static void main(String[] args) throws Exception
    {
        FileReader fr = new FileReader("FileReader_FileWriterCopy.java");

        FileWriter fw = new FileWriter("D:/FileReader_FileWriterCopy.java");

        char[] chars = new char[512];
        int temp = 0;
        while((temp = fr.read(chars)) != -1){
            fw.write(chars,0,temp);
        }

        fw.flush();
        fr.close();
        fw.close();
    }
}