13Poker by gametower unlimited gems v0.4版本的 MD5 值为：51324fc0f195c34821074948ab266846

以下内容为反编译后的 f.java 源代码，内容仅作参考

package com.vdopia.android.preroll;

import android.content.Context;
import android.util.Log;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.net.URLEncoder;
public final class f {
    private static String f256a = "http://serve.vdopia.com/adserver/html5/inwapads?version=1.0&ak=[api_key]&adFormat=preappvideo&output=vast&di=[device_id]&ua=[user_agent]";

    public static String a(Exception exc) {
        StringWriter stringWriter = new StringWriter();
        PrintWriter printWriter = new PrintWriter(stringWriter);
        exc.printStackTrace(printWriter);
        printWriter.close();
        return stringWriter.toString();
    }

    static String a(Object obj) {
        if (obj == null) {
            return "";
        }
        if (obj instanceof String) {
            return (String) obj;
        }
        String name = obj.getClass().getName();
        int lastIndexOf = name.lastIndexOf(46) + 1;
        if (lastIndexOf > 0) {
            name = name.substring(lastIndexOf);
        }
        return name;
    }

    public static String a(Context context, String str) {
        return f256a.replace("[device_id]", g.a(context)).replace("[api_key]", str).replace("[user_agent]", URLEncoder.encode(VDO.f239a));
    }

    static class a {
        static int f257a = 4;

        public static void a(Object obj, String str) {
            a(6, obj, str);
        }

        public static void b(Object obj, String str) {
            a(5, obj, str);
        }

        public static void c(Object obj, String str) {
            a(4, obj, str);
        }

        public static void d(Object obj, String str) {
            a(3, obj, str);
        }

        public static void e(Object obj, String str) {
            a(2, obj, str);
        }

        private static void a(int i, Object obj, String str) {
            if (i >= f257a) {
                Log.println(i, "VDO", String.valueOf(f.a(obj)) + ":" + str);
            }
        }
    }
}