1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 * 19 */ 20 package org.apache.directory.mavibot.btree; 21 22 23 24 /** 25 * The result of an delete operation, when we have borrowed some element from a sibling. 26 * 27 * @param <K> The type for the Key 28 * @param <V> The type for the stored value 29 30 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 31 */ 32 public interface BorrowedFromSiblingResult<K, V> extends DeleteResult<K, V> 33 { 34 /** 35 * @return the modifiedSibling 36 */ 37 Page<K, V> getModifiedSibling(); 38 39 40 /** 41 * Tells if the sibling is on the left 42 * 43 * @return True if the sibling is on the left 44 */ 45 boolean isFromLeft(); 46 47 48 /** 49 * Tells if the sibling is on the right 50 * 51 * @return True if the sibling is on the right 52 */ 53 boolean isFromRight(); 54 }