From b1a1c15b2b8ba494104d043114f3c006063de9ff Mon Sep 17 00:00:00 2001
From: Kui LIU <brucekuiliu@gmail.com>
Date: Mon, 31 Jul 2017 15:06:11 +0200
Subject: [PATCH] Fix the bug of filtering algorithm.

---
 .../edu/lu/uni/serval/gumtree/regroup/ActionFilter.java     | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/main/java/edu/lu/uni/serval/gumtree/regroup/ActionFilter.java b/src/main/java/edu/lu/uni/serval/gumtree/regroup/ActionFilter.java
index 415e991..eb9e908 100644
--- a/src/main/java/edu/lu/uni/serval/gumtree/regroup/ActionFilter.java
+++ b/src/main/java/edu/lu/uni/serval/gumtree/regroup/ActionFilter.java
@@ -63,10 +63,10 @@ public class ActionFilter {
 						break;
 					}
 				} else {
-					if (!actionSet.getAstNodeType().endsWith("Statement") || !"FieldDeclaration".equals(actionSet.getAstNodeType())) {
-						uselessActions.add(actionSet);
-					} else {
+					if (actionSet.getAstNodeType().endsWith("Statement") || "FieldDeclaration".equals(actionSet.getAstNodeType())) {
 						uselessActions.addAll(findoutUselessActionSets(actionSet.getSubActions(), false));
+					} else {
+						uselessActions.add(actionSet);
 					}
                 }
 			}