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A set of utilities and tools to speed up and ease programming in Java.
There is a newer version: 0.5
/*
 * (c) 2005 David B. Bracewell
 *
 * 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 com.davidbracewell.collection;

import lombok.NonNull;

import java.io.Serializable;
import java.util.Iterator;
import java.util.List;

/**
 * The type Forwarding index.
 *
 * @param  the type parameter
 * @author David B. Bracewell
 */
final class SynchronizedIndex implements Index, Serializable {
  private static final long serialVersionUID = 1L;
  private final Index delegate;

  public SynchronizedIndex(@NonNull Index delegate) {
    this.delegate = delegate;
  }

  @Override
  public synchronized int add(TYPE item) {
    return delegate.add(item);
  }

  @Override
  public synchronized void addAll(Iterable items) {
    delegate.addAll(items);
  }

  @Override
  public synchronized int indexOf(TYPE item) {
    return delegate.indexOf(item);
  }

  @Override
  public synchronized TYPE get(int id) {
    return delegate.get(id);
  }

  @Override
  public synchronized void clear() {
    delegate.clear();
  }

  @Override
  public synchronized int size() {
    return delegate.size();
  }

  @Override
  public synchronized boolean isEmpty() {
    return delegate.isEmpty();
  }

  @Override
  public synchronized TYPE remove(int id) {
    return delegate.remove(id);
  }

  @Override
  public synchronized int remove(TYPE item) {
    return delegate.remove(item);
  }

  @Override
  public synchronized boolean contains(TYPE item) {
    return delegate.contains(item);
  }

  @Override
  public List asList() {
    return delegate.asList();
  }

  @Override
  public synchronized TYPE set(int index, TYPE newValue) {
    return delegate.set(index, newValue);
  }

  @Override
  public Iterator iterator() {
    return delegate.iterator();
  }

  @Override
  public Index copy() {
    return Indexes.synchronizedIndex(delegate.copy());
  }

  @Override
  public String toString() {
    return delegate.toString();
  }

  @Override
  public int hashCode() {
    return delegate.hashCode();
  }

  @Override
  public synchronized boolean equals(Object object) {
    return delegate.equals(object);
  }

}//END OF SynchronizedIndex