/*
 * Copyright 2015 Time Warner Cable, Inc.
 *
 * 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 com.twcable.jackalope.impl.jcr;

import javax.jcr.Node;
import javax.jcr.RepositoryException;
import java.util.Iterator;

/**
 * Utility class for JCR functions.
 */
public final class JcrUtils {

    private JcrUtils() {
    }


    public static Iterable<Node> getChildNodes(final Node node) {
        return new Iterable<Node>() {
            @SuppressWarnings("unchecked")
            @Override
            public Iterator<Node> iterator() {
                try {
                    return node.getNodes();
                }
                catch (RepositoryException re) {
                    return new Iterator<Node>() {
                        @Override
                        public boolean hasNext() {
                            return false;
                        }


                        @Override
                        public Node next() {
                            return null;
                        }


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