001/** 002 * Copyright 2014 DuraSpace, Inc. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.fcrepo.kernel.utils.iterators; 017 018import java.util.Iterator; 019 020import javax.jcr.Node; 021 022import com.google.common.collect.ForwardingIterator; 023 024/** 025 * Type-aware iterator to wrap the JCR NodeIterator 026 * 027 * @author ajs6f 028 * @since Apr 20, 2013 029 */ 030public class NodeIterator extends ForwardingIterator<Node> implements 031 Iterable<Node> { 032 033 private javax.jcr.NodeIterator i; 034 035 /** 036 * Wrap the NodeIterator with our generic version 037 * 038 * @param i 039 */ 040 public NodeIterator(final javax.jcr.NodeIterator i) { 041 this.i = i; 042 } 043 044 @Override 045 public Iterator<Node> iterator() { 046 return this; 047 } 048 049 @SuppressWarnings("unchecked") 050 @Override 051 protected Iterator<Node> delegate() { 052 return i; 053 } 054 055}