| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.cassandra.utils; |
| |
| public interface SearchIterator<K, V> |
| { |
| /** |
| * Searches "forwards" (in direction of travel) in the iterator for the required key; |
| * if this or any key greater has already been returned by the iterator, the method may |
| * choose to return null, the correct or incorrect output, or fail an assertion. |
| * |
| * it is permitted to search past the end of the iterator, i.e. !hasNext() => next(?) == null |
| * |
| * @param key to search for |
| * @return value associated with key, if present in direction of travel |
| */ |
| public V next(K key); |
| } |