| |
| /* ==================================================================== |
| 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. |
| ==================================================================== */ |
| |
| |
| package org.apache.poi.poifs.property; |
| |
| /** |
| * This interface defines methods for finding and setting sibling |
| * Property instances |
| * |
| * @author Marc Johnson (mjohnson at apache dot org) |
| */ |
| |
| public interface Child { |
| /** |
| * Get the next Child, if any |
| * |
| * @return the next Child; may return null |
| */ |
| |
| public Child getNextChild(); |
| |
| /** |
| * Get the previous Child, if any |
| * |
| * @return the previous Child; may return null |
| */ |
| |
| public Child getPreviousChild(); |
| |
| /** |
| * Set the next Child |
| * |
| * @param child the new 'next' child; may be null, which has the |
| * effect of saying there is no 'next' child |
| */ |
| |
| public void setNextChild(final Child child); |
| |
| /** |
| * Set the previous Child |
| * |
| * @param child the new 'previous' child; may be null, which has |
| * the effect of saying there is no 'previous' child |
| */ |
| |
| public void setPreviousChild(final Child child); |
| } |