Fix #72 (I hope)

hibernate4/src/main/java/com/fasterxml/jackson/datatype/hibernate4/HibernateAnnotationIntrospector.java

@@ -1,17 +1,20 @@
 package com.fasterxml.jackson.datatype.hibernate4;
 
+import javax.persistence.Transient;
+
+import org.hibernate.bytecode.internal.javassist.FieldHandler;
+
 import com.fasterxml.jackson.core.Version;
-import com.fasterxml.jackson.databind.AnnotationIntrospector;
+import com.fasterxml.jackson.databind.introspect.AnnotatedClass;
 import com.fasterxml.jackson.databind.introspect.AnnotatedMember;
-
-import javax.persistence.Transient;
+import com.fasterxml.jackson.databind.introspect.NopAnnotationIntrospector;
 
 /**
  * Simple {@link com.fasterxml.jackson.databind.AnnotationIntrospector} that adds support for using
  * {@link javax.persistence.Transient} to denote ignorable fields (alongside with Jackson
  * and/or JAXB annotations).
  */
-public class HibernateAnnotationIntrospector extends AnnotationIntrospector
+public class HibernateAnnotationIntrospector extends NopAnnotationIntrospector
 {
     private static final long serialVersionUID = 1L;
 
@@ -67,4 +70,18 @@ public Version version() {
     public boolean hasIgnoreMarker(AnnotatedMember m) {
         return _cfgCheckTransient && m.hasAnnotation(Transient.class);
     }
+
+    @Override
+    public Boolean isIgnorableType(AnnotatedClass ac)
+    {
+        /* 26-Dec-2015, tatu: To fix [datatype-hibernate#72], need to suppress handling
+         *  of `FieldHandled`. Not sure if it works without test (alas, none provided),
+         *  but will try our best -- problem is, if it'
+         */
+        // ... could we avoid direct class reference?
+        if (FieldHandler.class.isAssignableFrom(ac.getAnnotated())) {
+            return Boolean.TRUE;
+        }
+        return null;
+    }
 }

hibernate5/src/main/java/com/fasterxml/jackson/datatype/hibernate5/HibernateAnnotationIntrospector.java

@@ -1,11 +1,14 @@
 package com.fasterxml.jackson.datatype.hibernate5;
 
+import javax.persistence.Transient;
+
+import org.hibernate.bytecode.internal.javassist.FieldHandler;
+
 import com.fasterxml.jackson.core.Version;
 import com.fasterxml.jackson.databind.AnnotationIntrospector;
+import com.fasterxml.jackson.databind.introspect.AnnotatedClass;
 import com.fasterxml.jackson.databind.introspect.AnnotatedMember;
 
-import javax.persistence.Transient;
-
 /**
  * Simple {@link com.fasterxml.jackson.databind.AnnotationIntrospector} that adds support for using
  * {@link javax.persistence.Transient} to denote ignorable fields (alongside with Jackson
@@ -67,4 +70,18 @@ public Version version() {
     public boolean hasIgnoreMarker(AnnotatedMember m) {
         return _cfgCheckTransient && m.hasAnnotation(Transient.class);
     }
+
+    @Override
+    public Boolean isIgnorableType(AnnotatedClass ac)
+    {
+        /* 26-Dec-2015, tatu: To fix [datatype-hibernate#72], need to suppress handling
+         *  of `FieldHandled`. Not sure if it works without test (alas, none provided),
+         *  but will try our best -- problem is, if it'
+         */
+        // ... could we avoid direct class reference?
+        if (FieldHandler.class.isAssignableFrom(ac.getAnnotated())) {
+            return Boolean.TRUE;
+        }
+        return null;
+    }
 }

release-notes/VERSION

@@ -6,6 +6,7 @@ Project: jackson-datatype-hibernate
 
 2.7.0 (not yet released)
 
+#72: Should ignore org.hibernate.bytecode.internal.javassist.FieldHandled.getFieldHandler()
 #79: Upgrade hibernate5 dep to latest Hibernate version, 5.0.6
 
 2.6.3 (12-Oct-2015)