org.renyan.leveldb.impl.SeekingIterator.java Source code

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Here is the source code for org.renyan.leveldb.impl.SeekingIterator.java

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/**
 * Copyright (C) 2011 the original author or authors.
 * See the notice.md file distributed with this work for additional
 * information regarding copyright ownership.
 *
 * Licensed 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.renyan.leveldb.impl;

import com.google.common.collect.PeekingIterator;

import java.util.Map.Entry;

public interface SeekingIterator<K, V> extends PeekingIterator<Entry<K, V>> {
    /**
     * Repositions the iterator so the beginning of this block.
     */
    void seekToFirst();

    /**
     * Repositions the iterator so the key of the next BlockElement returned greater than or equal to the specified targetKey.
     */
    void seek(K targetKey);
}