001/*
002 * ModeShape (http://www.modeshape.org)
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.modeshape.schematic.document;
017
018/**
019 * An abstraction of a sequence of 0 or more {@link Document} instances.
020 */
021public interface DocumentSequence {
022    /**
023     * Get the next document.
024     * 
025     * @return the next document, or null if there are no more
026     * @throws ParsingException if there was a problem reading from the stream
027     */
028    Document nextDocument() throws ParsingException;
029}