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/*
 * Copyright 2008 Brian Ferris
 *
 * 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 org.onebusaway.collections.adapter;

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

public class IterableAdapter implements Iterable, Serializable {

  private static final long serialVersionUID = 1L;

  private Iterable _source;

  private IAdapter _adapter;

  public IterableAdapter(Iterable source, IAdapter adapter) {
    _source = source;
    _adapter = adapter;
  }

  public Iterator iterator() {
    return new IteratorAdapter(_source.iterator());
  }

  private class IteratorAdapter implements Iterator {

    private Iterator _it;

    public IteratorAdapter(Iterator it) {
      _it = it;
    }

    public boolean hasNext() {
      return _it.hasNext();
    }

    public TO next() {
      return _adapter.adapt(_it.next());
    }

    public void remove() {
      _it.remove();
    }

  }

}