字符编码 转换流

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

public class StreamDemo {
    public static void main(String[] args) throws IOException {
        InputStreamReader isr = new InputStreamReader(new FileInputStream("d:\\2.xml"),"GBK");
        OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream("d:\\1.xml"),"UTF-8");
        char[] chars = new char[2048];
        int len = 0;
        while ((len = isr.read(chars)) != -1) {
            osw.write(chars, 0, len);
        }
        osw.close();
        isr.close();
    }
}