From 4ba17336e900a5c1fcf9d9b0a9d87fa6f62d688f Mon Sep 17 00:00:00 2001
From: "Benjamin J. Culkin" <bjculkin@mix.wvu.edu>
Date: Thu, 11 Apr 2019 18:58:10 -0300
Subject: Tree updates

---
 base/src/main/java/bjc/utils/data/ITree.java | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

(limited to 'base/src/main/java/bjc/utils/data/ITree.java')

diff --git a/base/src/main/java/bjc/utils/data/ITree.java b/base/src/main/java/bjc/utils/data/ITree.java
index bbeaa3f..8ccf50e 100644
--- a/base/src/main/java/bjc/utils/data/ITree.java
+++ b/base/src/main/java/bjc/utils/data/ITree.java
@@ -27,6 +27,14 @@ public interface ITree<ContainedType> {
 	 */
 	void addChild(ITree<ContainedType> child);
 
+	/**
+	 * Append a child to this node.
+	 *
+	 * @param child
+	 *        The child to append to this node.
+	 */
+	void addChild(ContainedType child);
+
 	/**
 	 * Prepend a child to this node.
 	 *
@@ -111,6 +119,15 @@ public interface ITree<ContainedType> {
 	 */
 	int getChildrenCount();
 
+	/**
+	 * Get a count of the number of direct children this node has.
+	 *
+	 * @return The number of direct children this node has.
+	 */
+	default int size() {
+		return getChildrenCount();
+	}
+
 	/**
 	 * Get the data stored in this node.
 	 *
@@ -237,7 +254,7 @@ public interface ITree<ContainedType> {
 	 * Check if this tree contains any nodes that satisfy the predicate.
 	 *
 	 * @param pred
-	 * 	The predicate to look for.
+	 *		The predicate to look for.
 	 * 
 	 * @return Whether or not any items satisfied the predicate.
 	 */
@@ -250,4 +267,12 @@ public interface ITree<ContainedType> {
 
 		return tog.get();
 	}
+
+	/**
+	 * Set the head of the tree.
+	 *
+	 * @param dat
+	 *		The value to set as the head of the tree.
+	 */
+	void setHead(ContainedType dat);
 }
-- 
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