import javax.servlet.jsp.tagext.TagLibraryInfo; //导入方法依赖的package包/类
private Node parseCustomAction(
String qName,
String localName,
String uri,
Attributes nonTaglibAttrs,
Attributes nonTaglibXmlnsAttrs,
Attributes taglibAttrs,
Mark start,
Node parent)
throws SAXException {
// Check if this is a user-defined (custom) tag
TagLibraryInfo tagLibInfo = pageInfo.getTaglib(uri);
if (tagLibInfo == null) {
return null;
}
TagInfo tagInfo = tagLibInfo.getTag(localName);
TagFileInfo tagFileInfo = tagLibInfo.getTagFile(localName);
if (tagInfo == null && tagFileInfo == null) {
throw new SAXParseException(
Localizer.getMessage("jsp.error.xml.bad_tag", localName, uri),
locator);
}
Class> tagHandlerClass = null;
if (tagInfo != null) {
String handlerClassName = tagInfo.getTagClassName();
try {
tagHandlerClass =
ctxt.getClassLoader().loadClass(handlerClassName);
} catch (Exception e) {
throw new SAXParseException(
Localizer.getMessage("jsp.error.loadclass.taghandler",
handlerClassName,
qName),
locator, e);
}
}
String prefix = getPrefix(qName);
Node.CustomTag ret = null;
if (tagInfo != null) {
ret =
new Node.CustomTag(
qName,
prefix,
localName,
uri,
nonTaglibAttrs,
nonTaglibXmlnsAttrs,
taglibAttrs,
start,
parent,
tagInfo,
tagHandlerClass);
} else {
ret =
new Node.CustomTag(
qName,
prefix,
localName,
uri,
nonTaglibAttrs,
nonTaglibXmlnsAttrs,
taglibAttrs,
start,
parent,
tagFileInfo);
}
return ret;
}
