01: /*
02: * This file is part of PFIXCORE.
03: *
04: * PFIXCORE is free software; you can redistribute it and/or modify
05: * it under the terms of the GNU Lesser General Public License as published by
06: * the Free Software Foundation; either version 2 of the License, or
07: * (at your option) any later version.
08: *
09: * PFIXCORE is distributed in the hope that it will be useful,
10: * but WITHOUT ANY WARRANTY; without even the implied warranty of
11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12: * GNU Lesser General Public License for more details.
13: *
14: * You should have received a copy of the GNU Lesser General Public License
15: * along with PFIXCORE; if not, write to the Free Software
16: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17: */
18:
19: package de.schlund.pfixxml.config.impl;
20:
21: import java.util.HashMap;
22: import java.util.Map;
23:
24: import org.xml.sax.Attributes;
25: import org.xml.sax.SAXException;
26:
27: import de.schlund.pfixcore.workflow.ContextResource;
28: import de.schlund.pfixxml.config.ContextXMLServletConfig;
29:
30: public class PagerequestOutputResourceRule extends CheckedRule {
31: public PagerequestOutputResourceRule(ContextXMLServletConfig config) {
32: }
33:
34: public void begin(String namespace, String name,
35: Attributes attributes) throws Exception {
36: check(namespace, name, attributes);
37: PageRequestConfigImpl pageConfig = (PageRequestConfigImpl) this
38: .getDigester().peek();
39: String node = attributes.getValue("node");
40: if (node == null) {
41: throw new SAXException(
42: "Mandatory attribute \"node\" is missing!");
43: }
44: String className = attributes.getValue("class");
45: if (className == null) {
46: throw new SAXException(
47: "Mandatory attribute \"class\" is missing!");
48: }
49: Class<?> clazz;
50: try {
51: clazz = Class.forName(className);
52: } catch (ClassNotFoundException e) {
53: throw new SAXException(
54: "Could not load resource interface \"" + className
55: + "\"!");
56: }
57: if (!ContextResource.class.isAssignableFrom(clazz)) {
58: throw new SAXException("Context resource class " + clazz
59: + " on page " + pageConfig.getPageName()
60: + " does not implement " + ContextResource.class
61: + " interface!");
62: }
63: pageConfig.addContextResource(node, clazz
64: .asSubclass(ContextResource.class));
65: }
66:
67: protected Map<String, Boolean> wantsAttributes() {
68: HashMap<String, Boolean> atts = new HashMap<String, Boolean>();
69: atts.put("node", true);
70: atts.put("class", true);
71: return atts;
72: }
73:
74: }
|