From cd69d478abdddecae63775a84a627c3ca597e4f3 Mon Sep 17 00:00:00 2001
From: David Yonge-Mallo <davinci@google.com>
Date: Tue, 9 Feb 2016 11:57:44 +0100
Subject: [PATCH] also catch phoneNumber null case in demo

---
 .../src/com/google/phonenumbers/PhoneNumberParserServlet.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/java/demo/src/com/google/phonenumbers/PhoneNumberParserServlet.java b/java/demo/src/com/google/phonenumbers/PhoneNumberParserServlet.java
index 4ab45ec5d..81cec2ce3 100644
--- a/java/demo/src/com/google/phonenumbers/PhoneNumberParserServlet.java
+++ b/java/demo/src/com/google/phonenumbers/PhoneNumberParserServlet.java
@@ -195,7 +195,8 @@ public class PhoneNumberParserServlet extends HttpServlet {
     StringBuilder permaLink = new StringBuilder(
         absoluteURL ? "http://libphonenumber.appspot.com/phonenumberparser" : "/phonenumberparser");
     try {
-      permaLink.append("?number=" + URLEncoder.encode(phoneNumber, UTF_8.name()));
+      permaLink.append(
+          "?number=" + URLEncoder.encode(phoneNumber != null ? phoneNumber : "", UTF_8.name()));
       if (defaultCountry != null && !defaultCountry.isEmpty()) {
         permaLink.append("&country=" + URLEncoder.encode(defaultCountry, UTF_8.name()));
       }