1 | /*
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2 | * CollectionClassLoader.java
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3 | * Copyright (C) 2005 New Zealand Digital Library, http://www.nzdl.org
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4 | *
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5 | * This program is free software; you can redistribute it and/or modify
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6 | * it under the terms of the GNU General Public License as published by
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7 | * the Free Software Foundation; either version 2 of the License, or
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8 | * (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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18 | */
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19 | package org.greenstone.gsdl3.util;
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20 |
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21 | import java.net.URL;
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22 | import java.io.File;
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23 |
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24 | /** Looks for classes/resources in the collection resources directory
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25 | */
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26 | public class CollectionClassLoader
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27 | extends ClassLoader {
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28 |
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29 | String base_dir = null;
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30 | public CollectionClassLoader(ClassLoader parent, String site_home, String collection_name) {
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31 | super(parent);
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32 | this.base_dir = GSFile.collectionResourceDir(site_home, collection_name);
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33 | }
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34 |
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35 | public URL findResource(String name) {
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36 | File resource_path = new File(this.base_dir, name);
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37 | try {
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38 | if (resource_path.exists()) {
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39 | return new URL("file://"+resource_path.getAbsolutePath());
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40 | }
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41 | } catch (Exception e) {};
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42 |
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43 | return super.findResource(name);
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44 | }
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45 | }
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