//�������patternʵ��
Element patternList = root.getChild("patternList", pbd);
Iterator patternIterator = patternList.getChildren().iterator();
while (patternIterator.hasNext()) {
Element patternElement = (Element) patternIterator.next();
patternBase.addPattern(patternElement.getAttributeValue("name"));
}
//�������templeteʵ��
Element templeteList = root.getChild("templeteList", pbd);
Iterator templeteIterator = templeteList.getChildren().iterator();
while (templeteIterator.hasNext()) {