Fix #2019

Author: cowtowncoder

release-notes/VERSION-2.x

@@ -18,6 +18,8 @@ Project: jackson-databind
  (reported by SBKila@github)
 #1999: "Duplicate property" issue should mention which class it complains about
  (reported by Ondrej Z)
+#2019: Abstract Type mapping in 2.9 fails when multiple modules are registered
+ (reported by asger82@github)
 
 2.9.5 (26-Mar-2018)
 

src/main/java/com/fasterxml/jackson/databind/deser/BasicDeserializerFactory.java

@@ -216,7 +216,7 @@ private JavaType _mapAbstractType2(DeserializationConfig config, JavaType type)
         if (_factoryConfig.hasAbstractTypeResolvers()) {
             for (AbstractTypeResolver resolver : _factoryConfig.abstractTypeResolvers()) {
                 JavaType concrete = resolver.findTypeMapping(config, type);
-                if (ClassUtil.rawClass(concrete) != currClass) {
+                if ((concrete != null) && !concrete.hasRawClass(currClass)) {
                     return concrete;
                 }
             }