1 files changed, 45 insertions, 0 deletions
diff --git a/syntaxtree/NodeListOptional.java b/syntaxtree/NodeListOptional.java
new file mode 100644
index 0000000..135124b
--- /dev/null
+++ b/syntaxtree/NodeListOptional.java
@@ -0,0 +1,45 @@
+//
+// Generated by JTB 1.3.2
+//
+
+package syntaxtree;
+
+import java.util.*;
+
+/**
+ * Represents an optional grammar list, e.g. ( A )*
+ */
+public class NodeListOptional implements NodeListInterface {
+   public NodeListOptional() {
+      nodes = new Vector<Node>();
+   }
+
+   public NodeListOptional(Node firstNode) {
+      nodes = new Vector<Node>();
+      addNode(firstNode);
+   }
+
+   public void addNode(Node n) {
+      nodes.addElement(n);
+   }
+
+   public Enumeration<Node> elements() { return nodes.elements(); }
+   public Node elementAt(int i)  { return nodes.elementAt(i); }
+   public int size()             { return nodes.size(); }
+   public boolean present()      { return nodes.size() != 0; }
+   public void accept(visitor.Visitor v) {
+      v.visit(this);
+   }
+   public <R,A> R accept(visitor.GJVisitor<R,A> v, A argu) {
+      return v.visit(this,argu);
+   }
+   public <R> R accept(visitor.GJNoArguVisitor<R> v) {
+      return v.visit(this);
+   }
+   public <A> void accept(visitor.GJVoidVisitor<A> v, A argu) {
+      v.visit(this,argu);
+   }
+
+   public Vector<Node> nodes;
+}
+