1 | /**
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2 | *#########################################################################
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3 | *
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4 | * A component of the Gatherer application, part of the Greenstone digital
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5 | * library suite from the New Zealand Digital Library Project at the
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6 | * University of Waikato, New Zealand.
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7 | *
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8 | * Author: Katherine Don, Greenstone Digital Library, University of Waikato
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9 | *
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10 | * Copyright (C) 2006 New Zealand Digital Library Project
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11 | *
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12 | * This program is free software; you can redistribute it and/or modify
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13 | * it under the terms of the GNU General Public License as published by
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14 | * the Free Software Foundation; either version 2 of the License, or
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15 | * (at your option) any later version.
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16 | *
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17 | * This program is distributed in the hope that it will be useful,
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18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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20 | * GNU General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, write to the Free Software
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24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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25 | *########################################################################
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26 | */
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27 | package org.greenstone.gatherer.cdm;
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28 |
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29 | import org.w3c.dom.Element;
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30 | import org.greenstone.gatherer.util.StaticStrings;
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31 |
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32 | /** A DOMProxyListModel thatholds options for indexoptions. For example, levels and stem options */
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33 | public class IndexOptionList
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34 | extends DOMProxyListModel {
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35 |
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36 | /** A reference to ourselves so our inner methods have access. */
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37 | private DOMProxyListModel options_model = null;
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38 |
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39 | public IndexOptionList(Element options) {
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40 | super(options, StaticStrings.INDEXOPTION_ELEMENT, new IndexOption());
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41 |
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42 | options_model = this;
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43 | }
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44 |
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45 | public void addOption(String name) {
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46 | if (getOption(name) == null) {
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47 | add(new IndexOption(name));
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48 | }
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49 | }
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50 |
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51 |
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52 | public IndexOption getOption(String name) {
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53 | int options_model_size = options_model.getSize();
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54 | for(int i = 0; i < options_model_size; i++) {
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55 | IndexOption option = (IndexOption) options_model.getElementAt(i);
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56 | if(option.getName().equals(name)) {
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57 | return option;
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58 | }
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59 | }
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60 | return null;
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61 | }
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62 |
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63 | public void removeOption(String name) {
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64 | IndexOption option_elem = null;
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65 | if ((option_elem = getOption(name)) != null) {
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66 | options_model.remove(option_elem);
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67 | }
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68 | }
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69 |
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70 |
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71 | }
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72 |
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