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/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch 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.elasticsearch.hadoop.serialization.bulk;

import org.elasticsearch.hadoop.util.BytesRef;


/**
 * Bulk command to execute.
 */
public interface BulkCommand {

    /**
     * Serialized the given object as a {@link BytesRef}.
     * Note that the {@link BytesRef} is not guaranteed to be unique - in fact,
     * expect the same instance to be reused by multiple calls.
     * In other words, make a copy if you need to hang on to this object.
     *
     * @param object
     * @return
     */
    BytesRef write(Object object);
}