content: /*
   * 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.index.sai.utils;
  
  import java.io.Closeable;
  import java.nio.ByteBuffer;
  import java.util.Iterator;
  import javax.annotation.concurrent.NotThreadSafe;
  
  /**
   * An iterator over the contents of an index that extends {@link Iterator}&lt;{@link IndexEntry}&gt; that provides the min and max
   * terms in the index. Each {@link IndexEntry} contains a term and the postings associated with that term.
   */
  @NotThreadSafe
  public interface TermsIterator extends Iterator<IndexEntry>, Closeable
  {
      ByteBuffer getMinTerm();
  
      ByteBuffer getMaxTerm();
  }
  