Switch functional data to use interfaces

1 files changed, 4 insertions, 1 deletions

diff --git a/BJC-Utils2/src/main/java/bjc/utils/parserutils/AST.java b/BJC-Utils2/src/main/java/bjc/utils/parserutils/AST.java
index 90961d5..88b4862 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/parserutils/AST.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/parserutils/AST.java
@@ -183,11 +183,14 @@ public class AST<T> {
 	/**
 	 * Expand the nodes in an AST
 	 * 
+	 * This is actually equivalent to converting the tree into an ordered
+	 * list, doing a flatMap, and then reconstructing the tree
+	 * 
 	 * @param expander
 	 *            The function to use for expanding nodes
 	 * @return The expanded AST
 	 */
-	public AST<T> expand(Function<T, AST<T>> expander) {
+	public AST<T> flatMapTree(Function<T, AST<T>> expander) {
 		if (expander == null) {
 			throw new NullPointerException("Expander must not be null");
 		}