From 649f0d4bfaeba04edb66c7d03d0ad74ca44d7e2c Mon Sep 17 00:00:00 2001
From: Vasiliy Bout <bout.vasiliy@gmail.com>
Date: Tue, 2 Mar 2010 15:34:19 +0000
Subject: [PATCH] ZLTree clear() bugfix

git-svn-id: https://only.mawhrin.net/repos/FBReaderJ/trunk@1072 6a642e6f-84f6-412e-ac94-c4a38d5a04b0
---
 src/org/geometerplus/zlibrary/core/tree/ZLTree.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/org/geometerplus/zlibrary/core/tree/ZLTree.java b/src/org/geometerplus/zlibrary/core/tree/ZLTree.java
index 8804d26b0..8b9ec56c9 100644
--- a/src/org/geometerplus/zlibrary/core/tree/ZLTree.java
+++ b/src/org/geometerplus/zlibrary/core/tree/ZLTree.java
@@ -108,8 +108,12 @@ public abstract class ZLTree<T extends ZLTree> implements Iterable<T> {
 	}
 
 	public final void clear() {
+		final int subTreesSize = mySize - 1;
 		mySubTrees = null;
 		mySize = 1;
+		for (ZLTree parent = Parent; parent != null; parent = parent.Parent) {
+			parent.mySize -= subTreesSize;
+		}
 	}
 
 	public final Iterator<T> iterator() {