Android 中文字符转UTF-8编码

    import java.io.UnsupportedEncodingException;  
    import java.net.URLDecoder;  
    import java.net.URLEncoder;  
      
      
    public class Test {  
        public static void main(String[] args) {  
            String str = "测试字符转换 hello word"; //默认环境，已是UTF-8编码  
            try {  
                String strGBK = URLEncoder.encode(str, "GBK");  
                System.out.println(strGBK);  
                String strUTF8 = URLDecoder.decode(str, "UTF-8");  
                System.out.println(strUTF8);  
            } catch (UnsupportedEncodingException e) {  
                e.printStackTrace();  
            }  
        }  
    }