From b68eecfa79696b72b7242de27de530c4e0112c28 Mon Sep 17 00:00:00 2001
From: Jonathan Cobb <jonathan@kyuss.org>
Date: Sat, 1 Feb 2020 13:13:58 -0500
Subject: [PATCH] avoid NPE, return empty map

---
 src/main/java/org/cobbzilla/util/http/URIUtil.java | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/main/java/org/cobbzilla/util/http/URIUtil.java b/src/main/java/org/cobbzilla/util/http/URIUtil.java
index 63252dc..90d44e9 100644
--- a/src/main/java/org/cobbzilla/util/http/URIUtil.java
+++ b/src/main/java/org/cobbzilla/util/http/URIUtil.java
@@ -2,10 +2,7 @@ package org.cobbzilla.util.http;
 
 import java.net.URI;
 import java.net.URISyntaxException;
-import java.util.LinkedHashMap;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 
 import static org.cobbzilla.util.daemon.ZillaRuntime.die;
 import static org.cobbzilla.util.daemon.ZillaRuntime.empty;
@@ -75,6 +72,7 @@ public class URIUtil {
 
     // adapted from https://stackoverflow.com/a/13592567/1251543
     public static Map<String, String> queryParams(String query) {
+        if (empty(query)) return Collections.emptyMap();
         if (query.contains("?")) query = query.substring(query.indexOf("?")+1);
         final Map<String, String> query_pairs = new LinkedHashMap<>();
         final String[] pairs = query.split("&");