samoa-api/src/main/java/org/apache/samoa/moa/core/FastVector.java

/*
 *    FastVector.java

 *
 */
package org.apache.samoa.moa.core;

/*
 * #%L
 * SAMOA
 * %%
 * Copyright (C) 2014 - 2015 Apache Software Foundation
 * %%
 * 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.
 * #L%
 */

import java.util.ArrayList;

/**
 * Simple extension of ArrayList. Exists for legacy reasons.
 * 
 * @author Eibe Frank (eibe@cs.waikato.ac.nz)
 * @version $Revision: 8034 $
 */
public class FastVector<E> extends ArrayList<E> {

  /**
   * Adds an element to this vector. Increases its capacity if its not large enough.
   * 
   * @param element
   *          the element to add
   */
  public final void addElement(E element) {
    add(element);
  }

  /**
   * Returns the element at the given position.
   * 
   * @param index
   *          the element's index
   * @return the element with the given index
   */
  public final E elementAt(int index) {
    return get(index);
  }

  /**
   * Deletes an element from this vector.
   * 
   * @param index
   *          the index of the element to be deleted
   */
  public final void removeElementAt(int index) {
    remove(index);
  }
}