VectorBatchAppender.java

/*
 * 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.arrow.vector.util;

import org.apache.arrow.vector.ValueVector;

/** Utility to add vector values in batch. */
public class VectorBatchAppender {

  /**
   * Add value vectors in batch.
   *
   * @param targetVector the target vector.
   * @param vectorsToAppend the vectors to append.
   * @param <V> the vector type.
   */
  public static <V extends ValueVector> void batchAppend(V targetVector, V... vectorsToAppend) {
    VectorAppender appender = new VectorAppender(targetVector);
    for (V delta : vectorsToAppend) {
      delta.accept(appender, null);
    }
  }
}