/**
* Create or retrieve an instance of <code>IconBean</code> and push it on to the object statck.
*
* @param namespace the namespace URI of the matching element, or an empty string if the parser is
* not namespace aware or the element has no namespace
* @param name the local name if the parser is namespace aware, or just the element name otherwise
* @param attributes The attribute list of this element
* @exception IllegalStateException if the parent stack element is not of type FeatureBean
*/
public void begin(String namespace, String name, Attributes attributes) throws Exception {
FeatureBean fb = null;
try {
fb = (FeatureBean) digester.peek();
} catch (Exception e) {
throw new IllegalStateException("No parent FeatureBean on object stack");
}
String lang = attributes.getValue("lang");
if (lang == null) {
lang = attributes.getValue("xml:lang"); // If digester not ns-aware
}
if (lang == null) {
lang = ""; // Avoid NPE errors on sorted map comparisons
}
IconBean ib = fb.getIcon(lang);
if (ib == null) {
if (digester.getLogger().isDebugEnabled()) {
digester.getLogger().debug("[IconRule]{" + digester.getMatch() + "} New (" + lang + ")");
}
Class clazz = digester.getClassLoader().loadClass(CLASS_NAME);
ib = (IconBean) clazz.newInstance();
ib.setLang(lang);
fb.addIcon(ib);
} else {
if (digester.getLogger().isDebugEnabled()) {
digester.getLogger().debug("[IconRule]{" + digester.getMatch() + "} Old (" + lang + ")");
}
}
digester.push(ib);
}
/**
* Pop the <code>IconBean</code> off the top of the stack.
*
* @param namespace the namespace URI of the matching element, or an empty string if the parser is
* not namespace aware or the element has no namespace
* @param name the local name if the parser is namespace aware, or just the element name otherwise
* @exception IllegalStateException if the popped object is not of the correct type
*/
public void end(String namespace, String name) throws Exception {
IconBean top = null;
try {
top = (IconBean) digester.pop();
} catch (Exception e) {
throw new IllegalStateException("Popped object is not a " + CLASS_NAME + " instance");
}
if (digester.getLogger().isDebugEnabled()) {
digester
.getLogger()
.debug("[IconRule]{" + digester.getMatch() + "} Pop (" + top.getLang() + ")");
}
}