diff --git a/src/be/jeffcheasey88/peeratcode/parser/java/JavaFile.java b/src/be/jeffcheasey88/peeratcode/parser/java/JavaFile.java
index cf0554d..3721b07 100644
--- a/src/be/jeffcheasey88/peeratcode/parser/java/JavaFile.java
+++ b/src/be/jeffcheasey88/peeratcode/parser/java/JavaFile.java
@@ -21,7 +21,6 @@ public class JavaFile extends JavaElement{
 	JavaFile setPackage(Bag bag){
 		this.pack = bag.<List<Token>>get();
 		System.out.println("setPackage "+pack);
-		System.out.println(Thread.currentThread().getStackTrace().length+" traces");
 		return this;
 	}
 	
diff --git a/src/be/jeffcheasey88/peeratcode/parser/state/BinaryStateTree.java b/src/be/jeffcheasey88/peeratcode/parser/state/BinaryStateTree.java
index ae66494..b87bda3 100644
--- a/src/be/jeffcheasey88/peeratcode/parser/state/BinaryStateTree.java
+++ b/src/be/jeffcheasey88/peeratcode/parser/state/BinaryStateTree.java
@@ -18,7 +18,7 @@ public class BinaryStateTree<E> extends StateTree<E>{
 	}
 
 	@Override
-	<B> B internalSeed(TokenValidator validator, E element){
+	BuilderStateTree<E, ?> internalSeed(TokenValidator validator, E element){
 		return ((this.condition.apply(validator)) ? success : fail).internalSeed(validator, element);
 	}
 	
diff --git a/src/be/jeffcheasey88/peeratcode/parser/state/RedirectStateTree.java b/src/be/jeffcheasey88/peeratcode/parser/state/RedirectStateTree.java
index 83e5c07..25649aa 100644
--- a/src/be/jeffcheasey88/peeratcode/parser/state/RedirectStateTree.java
+++ b/src/be/jeffcheasey88/peeratcode/parser/state/RedirectStateTree.java
@@ -17,7 +17,7 @@ public class RedirectStateTree<E, T extends E> extends StateTree<T>{
 	}
 	
 	@Override
-	<B> B internalSeed(TokenValidator validator, T element){
+	BuilderStateTree<T, ?> internalSeed(TokenValidator validator, T element){
 		Bag currentBag = validator.getBag();
 		Bag localBag = new Bag();
 		
diff --git a/src/be/jeffcheasey88/peeratcode/parser/state/StateTree.java b/src/be/jeffcheasey88/peeratcode/parser/state/StateTree.java
index 2dbfc27..8e57057 100644
--- a/src/be/jeffcheasey88/peeratcode/parser/state/StateTree.java
+++ b/src/be/jeffcheasey88/peeratcode/parser/state/StateTree.java
@@ -25,32 +25,33 @@ public class StateTree<E>{
 		TokenValidator validator = new TokenValidator(tokenizer.getTokens().toArray(new Token[0]));
 		while(validator.hasNext()) {
 			System.out.println("seed");
-			E build = internalSeed(validator, container);
+			BuilderStateTree<E, ?> build = internalSeed(validator, container);
 			System.out.println("Validate "+validator.MAX_VALIDATE+"/"+tokenizer.getTokens().size()+" tokens !");
 			if(build == null) break;
+			build.build(validator, container);
 		}
 	}
 	
-	<B> B internalSeed(TokenValidator validator, E element){
+	BuilderStateTree<E, ?> internalSeed(TokenValidator validator, E element){
 		for(StateTree<E> child : this.childs){
 			TokenValidator branch = validator.branch();
 			if(child.checker == null){
-				E builded = child.internalSeed(branch, element);
+				BuilderStateTree<E, ?> builded = child.internalSeed(branch, element);
 				if(builded != null){
 					validator.merge(branch);
-					return (B) builded;
+					return builded;
 				}
 				continue;
 			}
 			if(child.checker.apply(branch)){
-				E builded = child.internalSeed(branch, element);
+				BuilderStateTree<E, ?> builded = child.internalSeed(branch, element);
 				if(builded != null){
 					validator.merge(branch);
-					return (B) builded;
+					return builded;
 				}
 			}
 		}
-		if(this.builder != null) return (B) this.builder.build(validator, element);
+		if(this.builder != null) return this.builder;
 		return null;
 	}