diff --git a/querydsl-apt/src/main/java/com/mysema/query/apt/TypeDecl.java b/querydsl-apt/src/main/java/com/mysema/query/apt/TypeDecl.java
index d2abf064e..f57bdfa12 100644
--- a/querydsl-apt/src/main/java/com/mysema/query/apt/TypeDecl.java
+++ b/querydsl-apt/src/main/java/com/mysema/query/apt/TypeDecl.java
@@ -76,19 +76,21 @@ public class TypeDecl implements Comparable<TypeDecl>{
     public int compareTo(TypeDecl o) {
         return simpleName.compareTo(o.simpleName);
     }
-
+    public boolean equals(Object o){
+        return o instanceof TypeDecl && simpleName.equals(((TypeDecl)o).simpleName);
+    }
     public Collection<FieldDecl> getBooleanFields() {
         return booleanFields;
     }
-        
+
     public Collection<FieldDecl> getCollectionFields() {
         return collectionFields;
     }
-    
+        
     public Collection<ConstructorDecl> getConstructors(){
         return constructors;
     }
-
+    
     public Collection<FieldDecl> getEntityFields() {
         return entityFields;
     }
@@ -96,7 +98,7 @@ public class TypeDecl implements Comparable<TypeDecl>{
     public String getName() {
         return name;
     }
-    
+
     public Collection<FieldDecl> getSimpleFields() {
         return simpleFields;
     }
@@ -104,15 +106,19 @@ public class TypeDecl implements Comparable<TypeDecl>{
     public String getSimpleName() {
         return simpleName;
     }
-
+    
     public Collection<FieldDecl> getStringFields() {
         return stringFields;
     }
-    
+
     public String getSupertypeName(){
         return superType;
     }
     
+    public int hashCode(){
+        return name.hashCode();
+    }
+    
     public void include(TypeDecl decl) {
         booleanFields.addAll(decl.booleanFields);
         collectionFields.addAll(decl.collectionFields);
@@ -164,7 +170,9 @@ public class TypeDecl implements Comparable<TypeDecl>{
         public int compareTo(FieldDecl o) {
             return name.compareTo(o.name);
         }
-        
+        public boolean equals(Object o){
+            return o instanceof FieldDecl && name.equals(((FieldDecl)o).name);
+        }
         private FieldType forType(String cl){
             if (cl.equals(Boolean.class.getName())) return FieldType.BOOLEAN;
             else if (cl.equals(String.class.getName())) return FieldType.STRING;
@@ -183,10 +191,14 @@ public class TypeDecl implements Comparable<TypeDecl>{
         public String getSimpleTypeName(){
             return simpleTypeName;
         }
-
+        
         public String getTypeName(){
             return typeName;
         }
+
+        public int hashCode(){
+            return name.hashCode();
+        }
         
     }
     
@@ -209,13 +221,20 @@ public class TypeDecl implements Comparable<TypeDecl>{
         public int compareTo(ParameterDecl o) {
             return name.compareTo(o.name);
         }
+        public boolean equals(Object o){
+            return o instanceof ParameterDecl && name.equals(((ParameterDecl)o).name);
+        }
         public String getName(){
             return name;
         }
-
+        
         public String getTypeName(){
             return typeName;
         }
+
+        public int hashCode(){
+            return name.hashCode();
+        }
     }
 
 
diff --git a/querydsl-apt/src/main/java/com/mysema/query/apt/hibernate/HibernateProcessor.java b/querydsl-apt/src/main/java/com/mysema/query/apt/hibernate/HibernateProcessor.java
index b8ddc3949..5b46abb27 100644
--- a/querydsl-apt/src/main/java/com/mysema/query/apt/hibernate/HibernateProcessor.java
+++ b/querydsl-apt/src/main/java/com/mysema/query/apt/hibernate/HibernateProcessor.java
@@ -139,7 +139,9 @@ public class HibernateProcessor implements AnnotationProcessor {
         // serialize it
         String path = destClass.replace('.', '/') + ".java";
         File file = new File(targetFolder, path);
-        file.getParentFile().mkdirs();
+        if (!file.getParentFile().mkdirs()){
+            System.err.println("Folder " + file.getParent() + " could not be created");
+        }
         try {
             Writer out = new OutputStreamWriter(new FileOutputStream(file));
             new FreeMarkerSerializer("/querydsl-hibernate.ftl").serialize(