//字符输入流
FileInputStream fi=new FileInputStream(“D:\mu\mu1\name.txt”);
int utf;
InputStreamReader re=new InputStreamReader(fi);
char []ar=new char[6];
while(re.read(ar)!=-1){
}
for (char c : ar) {
System.out.println(c);
}
//字节流对象
FileOutputStream fos = new FileOutputStream("D:\\mu\\mu1\\name.txt");
//实例化字符输出流
OutputStreamWriter osw = new OutputStreamWriter(fos);
//输出文本信息
String str = "甲骨文Java";
osw.write("甲骨文Java");
//关闭资源
osw.close();
fos.close();