diff --git a/querydsl-core/src/main/java/com/mysema/query/support/SerializerBase.java b/querydsl-core/src/main/java/com/mysema/query/support/SerializerBase.java
index b5cc28d38..a13c3c4b0 100644
--- a/querydsl-core/src/main/java/com/mysema/query/support/SerializerBase.java
+++ b/querydsl-core/src/main/java/com/mysema/query/support/SerializerBase.java
@@ -147,6 +147,11 @@ public abstract class SerializerBase<S extends SerializerBase<S>> implements Vis
         }        
         return self;
     }
+    
+    public S insert(int position, String str) {
+        builder.insert(position, str);
+        return self;
+    }
 
     public S append(String... str) {
         if (!dry) {
@@ -164,6 +169,10 @@ public abstract class SerializerBase<S extends SerializerBase<S>> implements Vis
     public Map<Object,String> getConstantToLabel() {
         return constantToLabel;
     }
+    
+    public int getLength() {
+        return builder.length();
+    }
 
     protected Template getTemplate(Operator<?> op) {
         return templates.getTemplate(op);