Java（07）转化流

实例01：

package cn.itcast05;

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

public class ZhuanHuanDemo01 {
    public static void main(String[] args) throws IOException {

        FileInputStream fis = new FileInputStream("a.txt");
        FileOutputStream fos = new FileOutputStream("a6.txt");

        InputStreamReader isr = new InputStreamReader(fis);
        OutputStreamWriter osw = new OutputStreamWriter(fos);

        int c;
        while((c=isr.read())!=-1)
        {
            osw.write(c);
        }
        isr.close();
        osw.close();
    }
}