Java tutorial
//package com.java2s; import android.support.v4.util.ArrayMap; import android.text.TextUtils; import java.util.Map; public class Main { public static Map<String, String> getOption(int skip, int limit, String sort) { Map<String, String> options = new ArrayMap<>(); options.put("skip", skip + ""); options.put("limit", limit + ""); if (!TextUtils.isEmpty(sort)) options.put("sort", sort); return options; } }