@@ -0,0 +1,389 @@
+package com.mcxiaoke.next.http;%0A%0Aimport android.util.Pair;%0A%0A/**%0A * User: mcxiaoke%0A * Date: 2017/4/12%0A * Time: 17:54%0A */%0A%0Apublic class KeyValue extends Pair%3CString, String%3E %7B%0A%0A    public static KeyValue of(final String key, final String value) %7B%0A        return new KeyValue(key, value);%0A    %7D%0A%0A    public KeyValue(final String key, final String value) %7B%0A        super(key, value);%0A    %7D%0A%0A%7D%0A

add util class KeyValue