package org.apache.blur.utils; /** * 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. */ /** * */ public class IteratorConverter<F, T, E extends Exception> implements BlurIterator<T, E> { private Converter<F, T, E> _converter; private BlurIterator<F,E> _iterator; public IteratorConverter(BlurIterator<F,E> iterator, Converter<F, T, E> converter) { _converter = converter; _iterator = iterator; } @Override public boolean hasNext() throws E { return _iterator.hasNext(); } @Override public T next() throws E { return _converter.convert(_iterator.next()); } @Override public long getPosition() throws E { return _iterator.getPosition(); } }