X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fnet%2Fpterodactylus%2Futil%2Fdata%2FTree.java;h=ec47080be11d74da2e91a48a274dfffc3ef3c62e;hb=c63257e8cc0ba1a5aca9364b22171abe7279d479;hp=5cbb990b016f7ac905bee4e57c76b0e7995af6e3;hpb=415d6680a02bfbd85ad3f154a7c7f2aee5453549;p=jSite2.git

diff --git a/src/net/pterodactylus/util/data/Tree.java b/src/net/pterodactylus/util/data/Tree.java
index 5cbb990..ec47080 100644
--- a/src/net/pterodactylus/util/data/Tree.java
+++ b/src/net/pterodactylus/util/data/Tree.java
@@ -22,19 +22,19 @@ package net.pterodactylus.util.data;
 /**
  * A tree structure in which every node can have an arbitrary amount of
  * children.
- * 
+ *
  * @author David ‘Bombe’ Roden <bombe@freenetproject.org>
  * @param <E>
  *            The type of the element to store
  */
-public class Tree<E> {
+public class Tree<E extends Comparable<E>> {
 
 	/** The root node of the tree. */
 	private final Node<E> rootNode = new NodeImpl<E>();
 
 	/**
 	 * Returns the root node of the tree.
-	 * 
+	 *
 	 * @return The root node of the tree
 	 */
 	public Node<E> getRootNode() {