11d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert/* 21d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Copyright (C) 2011 The Guava Authors 31d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 41d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 51d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * in compliance with the License. You may obtain a copy of the License at 61d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 71d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * http://www.apache.org/licenses/LICENSE-2.0 81d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 91d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Unless required by applicable law or agreed to in writing, software distributed under the 101d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 111d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * express or implied. See the License for the specific language governing permissions and 121d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * limitations under the License. 131d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert */ 141d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 151d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertpackage com.google.common.collect; 161d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 171d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.annotations.GwtCompatible; 181d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 191d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert/** 201d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * A side of a binary search tree node, used to index its children. 211d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 221d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * @author Louis Wasserman 231d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert */ 241d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert@GwtCompatible 251d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertenum BstSide { 261d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert LEFT { 271d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @Override 281d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public BstSide other() { 291d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert return RIGHT; 301d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 311d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert }, 321d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert RIGHT { 331d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @Override 341d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public BstSide other() { 351d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert return LEFT; 361d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 371d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert }; 381d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 391d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert abstract BstSide other(); 401d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert} 41