| 1 | /* This file is part of the project "Hilbert II" - http://www.qedeq.org |
| 2 | * |
| 3 | * Copyright 2000-2014, Michael Meyling <mime@qedeq.org>. |
| 4 | * |
| 5 | * "Hilbert II" is free software; you can redistribute |
| 6 | * it and/or modify it under the terms of the GNU General Public |
| 7 | * License as published by the Free Software Foundation; either |
| 8 | * version 2 of the License, or (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | */ |
| 15 | |
| 16 | package org.qedeq.kernel.xml.handler.module; |
| 17 | |
| 18 | import org.qedeq.kernel.se.dto.module.SubsectionListVo; |
| 19 | import org.qedeq.kernel.xml.common.XmlSyntaxException; |
| 20 | import org.qedeq.kernel.xml.handler.common.AbstractSimpleHandler; |
| 21 | import org.qedeq.kernel.xml.handler.common.SimpleAttributes; |
| 22 | |
| 23 | /** |
| 24 | * Parse subsection list. |
| 25 | * |
| 26 | * @version $Revision: 1.1 $ |
| 27 | * @author Michael Meyling |
| 28 | */ |
| 29 | public class SubsectionListHandler extends AbstractSimpleHandler { |
| 30 | |
| 31 | /** List of subsections. */ |
| 32 | private SubsectionListVo list; |
| 33 | |
| 34 | /** Parses an subsection. */ |
| 35 | private final SubsectionHandler subsectionHandler; |
| 36 | |
| 37 | /** Handle single node of a section. */ |
| 38 | private final NodeHandler nodeHandler; |
| 39 | |
| 40 | |
| 41 | /** |
| 42 | * Handles list of subsections. |
| 43 | * |
| 44 | * @param handler Parent handler. |
| 45 | */ |
| 46 | public SubsectionListHandler(final AbstractSimpleHandler handler) { |
| 47 | super(handler, "SUBSECTIONS"); |
| 48 | subsectionHandler = new SubsectionHandler(this); |
| 49 | nodeHandler = new NodeHandler(this); |
| 50 | } |
| 51 | |
| 52 | public final void init() { |
| 53 | list = new SubsectionListVo(); |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Get list of subsections. |
| 58 | * |
| 59 | * @return Subsection list. |
| 60 | */ |
| 61 | public final SubsectionListVo getSubsectionList() { |
| 62 | return list; |
| 63 | } |
| 64 | |
| 65 | public final void startElement(final String name, final SimpleAttributes attributes) |
| 66 | throws XmlSyntaxException { |
| 67 | if (getStartTag().equals(name)) { |
| 68 | // nothing to do |
| 69 | } else if (subsectionHandler.getStartTag().equals(name)) { |
| 70 | changeHandler(subsectionHandler, name, attributes); |
| 71 | } else if (nodeHandler.getStartTag().equals(name)) { |
| 72 | changeHandler(nodeHandler, name, attributes); |
| 73 | } else { |
| 74 | throw XmlSyntaxException.createUnexpectedTagException(name); |
| 75 | } |
| 76 | } |
| 77 | |
| 78 | public final void endElement(final String name) throws XmlSyntaxException { |
| 79 | if (getStartTag().equals(name)) { |
| 80 | // nothing to do |
| 81 | } else if (subsectionHandler.getStartTag().equals(name)) { |
| 82 | list.add(subsectionHandler.getSubsection()); |
| 83 | } else if (nodeHandler.getStartTag().equals(name)) { |
| 84 | list.add(nodeHandler.getNode()); |
| 85 | } else { |
| 86 | throw XmlSyntaxException.createUnexpectedTagException(name); |
| 87 | } |
| 88 | } |
| 89 | } |