From 9bf487f0b7686bec97ac368f592b7cddfa99546f Mon Sep 17 00:00:00 2001
From: patton73 <andrea.paternesi@gmail.com>
Date: Fri, 21 Jun 2019 19:55:05 +0200
Subject: [PATCH] Updated RuntimeClasspath Serializer/Deserializer

---
 .../impl/io/RuntimeClasspathDeserializerLocator.java            | 2 ++
 .../jsonwebtoken/impl/io/RuntimeClasspathSerializerLocator.java | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/impl/src/main/java/io/jsonwebtoken/impl/io/RuntimeClasspathDeserializerLocator.java b/impl/src/main/java/io/jsonwebtoken/impl/io/RuntimeClasspathDeserializerLocator.java
index 61d2dac7..7205aabc 100644
--- a/impl/src/main/java/io/jsonwebtoken/impl/io/RuntimeClasspathDeserializerLocator.java
+++ b/impl/src/main/java/io/jsonwebtoken/impl/io/RuntimeClasspathDeserializerLocator.java
@@ -34,6 +34,8 @@ public class RuntimeClasspathDeserializerLocator<T> implements InstanceLocator<D
             return Classes.newInstance("io.jsonwebtoken.io.JacksonDeserializer");
         } else if (isAvailable("org.json.JSONObject")) {
             return Classes.newInstance("io.jsonwebtoken.io.OrgJsonDeserializer");
+        } else if (isAvailable("com.google.gson.GsonBuilder")) {
+            return Classes.newInstance("io.jsonwebtoken.io.GsonDeSerializer");
         } else {
             throw new IllegalStateException("Unable to discover any JSON Deserializer implementations on the classpath.");
         }
diff --git a/impl/src/main/java/io/jsonwebtoken/impl/io/RuntimeClasspathSerializerLocator.java b/impl/src/main/java/io/jsonwebtoken/impl/io/RuntimeClasspathSerializerLocator.java
index 63a6137d..867f5b27 100644
--- a/impl/src/main/java/io/jsonwebtoken/impl/io/RuntimeClasspathSerializerLocator.java
+++ b/impl/src/main/java/io/jsonwebtoken/impl/io/RuntimeClasspathSerializerLocator.java
@@ -34,6 +34,8 @@ public class RuntimeClasspathSerializerLocator implements InstanceLocator<Serial
             return Classes.newInstance("io.jsonwebtoken.io.JacksonSerializer");
         } else if (isAvailable("org.json.JSONObject")) {
             return Classes.newInstance("io.jsonwebtoken.io.OrgJsonSerializer");
+        } else if (isAvailable("com.google.gson.GsonBuilder")) {
+            return Classes.newInstance("io.jsonwebtoken.io.GsonSerializer");
         } else {
             throw new IllegalStateException("Unable to discover any JSON Serializer implementations on the classpath.");
         }