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Java 1.8+ Library with tons of utility classes required in all projects

There is a newer version: 11.1.10

/*
 * Copyright (C) 2014-2022 Philip Helger (www.helger.com)
 * philip[at]helger[dot]com
 *
 * 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.helger.commons.text.codepoint;

import java.nio.CharBuffer;

import javax.annotation.Nonnull;

/**
 * @author Apache Abdera
 */
public class CodepointIteratorCharBuffer extends AbstractCodepointIterator
{
  private final char [] m_aBuffer;

  public CodepointIteratorCharBuffer (@Nonnull final CharBuffer aBuffer)
  {
    super (aBuffer.position (), aBuffer.limit ());
    m_aBuffer = aBuffer.array ();
  }

  @Override
  protected char get ()
  {
    return m_nPosition < m_nLimit ? m_aBuffer[m_nPosition++] : (char) -1;
  }

  @Override
  protected char get (final int index)
  {
    if (index < 0 || index >= m_nLimit)
      throw new ArrayIndexOutOfBoundsException (index);
    return m_aBuffer[index];
  }
}