Java IO 写文件

package com.lf.fileproject;
 
import java.io.File;
import java.io.FileOutputStream;
 
import org.junit.Test;
 
public class Test2 {
    @Test
    public void  test2() {
        File file = new File("d:/aSong.txt");
        FileOutputStream outputStream = null;
        try {
            outputStream = new FileOutputStream(file);
            outputStream.write(new String("codes life").getBytes());
            if (outputStream!=null) {
                outputStream.close();
            }
        } catch (Exception e) {
            // TODO: handle exception
        }
 
    }
}