--- a/src/main/java/jp/ac/u_ryukyu/ie/cr/jungle/store/nodepath/RedBlackTreeNodePath.java	Fri Jan 27 00:45:01 2017 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/ie/cr/jungle/store/nodepath/RedBlackTreeNodePath.java	Fri Jan 27 01:09:43 2017 +0900
@@ -11,7 +11,7 @@
 
     private final String key;
     private final ByteBuffer value;
-    private final PathType type;
+    private final int type;
 
     public RedBlackTreeNodePath() {
         this.key = "default";
@@ -25,7 +25,7 @@
         this.type = PathType.RedBlack;
     }
 
-    private RedBlackTreeNodePath(String key, ByteBuffer value, PathType type) {
+    private RedBlackTreeNodePath(String key, ByteBuffer value, int type) {
         this.key = key;
         this.value = value;
         this.type = type;
@@ -42,12 +42,12 @@
     }
 
     @Override
-    public PathType getPathType() {
+    public int getPathType() {
         return type;
     }
 
     @Override
-    public NodePath setType(PathType type) {
+    public NodePath setType(int type) {
         return new RedBlackTreeNodePath(this.getKey(), this.getValue(), type);
     }