m_defaultSelector = child.getAttribute("default");
final Configuration[] selectors = child.getChildren("selector");
for (int i = 0; i < selectors.length; i++) {
String name = selectors[i].getAttribute("name");
String src = selectors[i].getAttribute("src");
Selector selector = (Selector) createComponent(src,selectors[i]);
selectorSelector.put(name,selector);
}
selectorSelector.makeReadOnly();
if (!selectorSelector.isSelectable(m_defaultSelector)) {
throw new ConfigurationException("Default selector is not defined.");