content: /*
   * Copyright 2012-2021 Aerospike, Inc.
   *
   * Portions may be licensed to Aerospike, Inc. under one or more contributor
   * license agreements WHICH ARE COMPATIBLE WITH THE APACHE LICENSE, VERSION 2.0.
   *
   * 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 com.aerospike.client;
  
  /**
   * An object implementing this interface is passed in <code>scan()</code> calls, so the caller can
   * be notified with scan results.
   */
  public interface ScanCallback {
  	/**
  	 * This method will be called for each record returned from a scan. The user may throw a
  	 * {@link com.aerospike.client.AerospikeException.ScanTerminated AerospikeException.ScanTerminated}
  	 * exception if the scan should be aborted.  If any exception is thrown, parallel scan threads
  	 * to other nodes will also be terminated and the exception will be propagated back through the
  	 * initiating scan call.
  	 * <p>
  	 * If {@link com.aerospike.client.policy.ScanPolicy#concurrentNodes} is true and
  	 * {@link com.aerospike.client.policy.ScanPolicy#maxConcurrentNodes} is not equal one, then
  	 * your scanCallback implementation must be thread safe.
  	 *
  	 * @param key					unique record identifier
  	 * @param record				container for bins and record meta-data
  	 * @throws AerospikeException	if error occurs or scan should be terminated.
  	 */
  	public void scanCallback(Key key, Record record) throws AerospikeException;
  }
  