PreferenceFilterEntry[] prefFilters = null;
if (keys.length > 0) {
prefFilters = new PreferenceFilterEntry[keys.length];
for (int j = 0; j < keys.length; j++) {
IConfigurationElement keyElement = keys[j];
prefFilters[j] = new PreferenceFilterEntry(keyElement
.getAttribute(IWorkbenchRegistryConstants.ATT_NAME));
}
}
map.put(entry.getAttribute(IWorkbenchRegistryConstants.ATT_NODE),
prefFilters);