package com.google.android.gms.internal.gtm;

import android.content.Context;
import android.content.SharedPreferences;
import android.net.Uri;
import java.util.HashMap;
import java.util.Map;

/* loaded from: classes.dex */
public class zzeu {
    private static String zzahj;
    private static Map<String, String> zzahk = new HashMap();

    public static String zze(Context context, String str) {
        if (zzahj == null) {
            synchronized (zzeu.class) {
                if (zzahj == null) {
                    SharedPreferences sharedPreferences = context.getSharedPreferences("gtm_install_referrer", 0);
                    zzahj = sharedPreferences != null ? sharedPreferences.getString("referrer", "") : "";
                }
            }
        }
        return zze(zzahj, str);
    }

    public static String zze(String str, String str2) {
        if (str2 == null) {
            if (str.length() > 0) {
                return str;
            }
            return null;
        }
        String valueOf = String.valueOf(str);
        return Uri.parse(valueOf.length() != 0 ? "http://hostname/?".concat(valueOf) : new String("http://hostname/?")).getQueryParameter(str2);
    }
}