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/*
 * Copyright (c) 2009-2016, Data Geekery GmbH (http://www.datageekery.com)
 * All rights reserved.
 *
 * 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.
 *
 * Other licenses:
 * -----------------------------------------------------------------------------
 * Commercial licenses for this work are available. These replace the above
 * ASL 2.0 and offer limited warranties, support, maintenance, and commercial
 * database integrations.
 *
 * For more information, please visit: http://www.jooq.org/licenses
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */
package org.jooq.impl;

import java.util.Iterator;

/**
 * @author Lukas Eder
 */
final class MappingIterator implements Iterator {

    final Iterator            delegate;
    final Function mapper;

    MappingIterator(Iterator delegate, Function mapper) {
        this.delegate = delegate;
        this.mapper = mapper;
    }

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

    @Override
    public U next() {
        return mapper.map(delegate.next());
    }

    @Override
    public void remove() {
        delegate.remove();
    }

    interface Function {
        U map(T value);
    }
}