1 | /*
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2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 | *
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4 | * Copyright 2008 jOpenDocument, by ILM Informatique. All rights reserved.
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5 | *
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6 | * The contents of this file are subject to the terms of the GNU
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7 | * General Public License Version 3 only ("GPL").
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8 | * You may not use this file except in compliance with the License.
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9 | * You can obtain a copy of the License at http://www.gnu.org/licenses/gpl-3.0.html
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10 | * See the License for the specific language governing permissions and limitations under the License.
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11 | *
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12 | * When distributing the software, include this License Header Notice in each file.
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13 | *
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14 | */
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15 |
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16 | package org.jopendocument.dom;
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17 |
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18 | import java.util.EnumSet;
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19 | import java.util.List;
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20 |
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21 | import org.jdom.Attribute;
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22 | import org.jdom.Element;
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23 | import org.jdom.Namespace;
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24 |
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25 | // eg <meta:user-defined meta:name="countOfSomething">5.2</meta:user-defined>
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26 | public class ODUserDefinedMeta extends ODNode {
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27 |
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28 | private static final String ELEM_NAME = "user-defined";
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29 |
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30 | static ODUserDefinedMeta create(String name, ODXMLDocument parent) {
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31 | final Element elem = new Element(ELEM_NAME, parent.getVersion().getMETA());
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32 | elem.setAttribute("name", name, parent.getVersion().getMETA());
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33 | final ODUserDefinedMeta res = new ODUserDefinedMeta(elem, parent);
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34 | res.setValue("");
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35 | return res;
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36 | }
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37 |
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38 | @SuppressWarnings("unchecked")
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39 | static private List<Element> getChildren(final Element metaElem, final Namespace metaNS) {
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40 | return metaElem.getChildren(ELEM_NAME, metaNS);
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41 | }
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42 |
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43 | static Element getElement(final Element metaElem, String name, final XMLVersion ns) {
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44 | final Namespace metaNS = ns.getMETA();
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45 | for (final Element elem : getChildren(metaElem, metaNS)) {
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46 | if (name.equals(elem.getAttributeValue("name", metaNS)))
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47 | return elem;
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48 | }
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49 | return null;
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50 | }
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51 |
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52 | private static final EnumSet<ODValueType> allowedTypes = EnumSet.of(ODValueType.FLOAT, ODValueType.DATE, ODValueType.TIME, ODValueType.BOOLEAN, ODValueType.STRING);
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53 |
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54 | private final ODXMLDocument parent;
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55 |
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56 | ODUserDefinedMeta(final Element elem, ODXMLDocument parent) {
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57 | super(elem);
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58 | this.parent = parent;
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59 | }
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60 |
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61 | protected final ODXMLDocument getParent() {
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62 | return this.parent;
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63 | }
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64 |
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65 | private final XMLVersion getNS() {
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66 | return this.getParent().getVersion();
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67 | }
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68 |
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69 | private final Attribute getValueTypeAttr() {
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70 | return getValueTypeAttr(true);
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71 | }
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72 |
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73 | private final Attribute getValueTypeAttr(boolean create) {
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74 | Attribute res = this.getElement().getAttribute("value-type", this.getNS().getMETA());
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75 | // oo don't put value-type for strings (eg File/Properties/User)
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76 | if (res == null && create) {
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77 | res = new Attribute("value-type", ODValueType.STRING.getName(), this.getNS().getMETA());
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78 | this.getElement().setAttribute(res);
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79 | }
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80 | return res;
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81 | }
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82 |
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83 | public final void setValue(Object o) {
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84 | this.setValue(o, ODValueType.forObject(o));
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85 | }
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86 |
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87 | public final void setValue(Object o, final ODValueType vt) {
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88 | if (!allowedTypes.contains(vt))
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89 | throw new IllegalArgumentException(vt + " is not allowed: " + allowedTypes);
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90 | if (vt != ODValueType.STRING)
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91 | this.getValueTypeAttr().setValue(vt.getName());
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92 | else {
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93 | // OOo doesn't support value types
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94 | final Attribute attr = this.getValueTypeAttr(false);
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95 | if (attr != null)
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96 | attr.detach();
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97 | }
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98 | this.getElement().setText(vt.format(o));
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99 | }
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100 |
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101 | }
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