Java源码示例：org.apache.jasper.xmlparser.TreeNode
示例1
String[] createInitParam(TreeNode elem) {
String[] initParam = new String[2];
Iterator<TreeNode> list = elem.findChildren();
while (list.hasNext()) {
TreeNode element = list.next();
String tname = element.getName();
if ("param-name".equals(tname)) {
initParam[0] = element.getBody();
} else if ("param-value".equals(tname)) {
initParam[1] = element.getBody();
} else if ("description".equals(tname)) {
// Do nothing
} else {
if (log.isWarnEnabled()) {
log.warn(Localizer.getMessage(
"jsp.warning.unknown.element.in.initParam", tname));
}
}
}
return initParam;
}
示例2
String[] createInitParam(TreeNode elem) {
String[] initParam = new String[2];
Iterator<TreeNode> list = elem.findChildren();
while (list.hasNext()) {
TreeNode element = list.next();
String tname = element.getName();
if ("param-name".equals(tname)) {
initParam[0] = element.getBody();
} else if ("param-value".equals(tname)) {
initParam[1] = element.getBody();
} else if ("description".equals(tname)) {
// Do nothing
} else {
if (log.isWarnEnabled()) {
log.warn(Localizer.getMessage(
"jsp.warning.unknown.element.in.initParam", tname));
}
}
}
return initParam;
}
示例3
private String[] createInitParam(TreeNode elem) throws JasperException {
String[] initParam = new String[2];
Iterator list = elem.findChildren();
while (list.hasNext()) {
TreeNode element = (TreeNode) list.next();
String tname = element.getName();
if ("param-name".equals(tname)) {
initParam[0] = element.getBody();
} else if ("param-value".equals(tname)) {
initParam[1] = element.getBody();
} else if ("description".equals(tname)) {
; // Do nothing
} else {
err.jspError("jsp.error.unknown.element.in.initParam",
tname);
}
}
return initParam;
}
示例4
private double getVersion(TreeNode webApp) {
String v = webApp.findAttribute("version");
if (v != null) {
try {
return Double.parseDouble(v);
} catch (NumberFormatException e) {
}
}
return 2.3;
}
示例5
FunctionInfo createFunctionInfo(TreeNode elem) {
String name = null;
String klass = null;
String signature = null;
Iterator<TreeNode> list = elem.findChildren();
while (list.hasNext()) {
TreeNode element = list.next();
String tname = element.getName();
if ("name".equals(tname)) {
name = element.getBody();
} else if ("function-class".equals(tname)) {
klass = element.getBody();
} else if ("function-signature".equals(tname)) {
signature = element.getBody();
} else if ("display-name".equals(tname) || // Ignored elements
"small-icon".equals(tname) || "large-icon".equals(tname)
|| "description".equals(tname) || "example".equals(tname)) {
} else {
if (log.isWarnEnabled()) {
log.warn(Localizer.getMessage(
"jsp.warning.unknown.element.in.function", tname));
}
}
}
return new FunctionInfo(name, klass, signature);
}
示例6
private double getVersion(TreeNode webApp) {
String v = webApp.findAttribute("version");
if (v != null) {
try {
return Double.parseDouble(v);
} catch (NumberFormatException e) {
}
}
return 2.3;
}
示例7
FunctionInfo createFunctionInfo(TreeNode elem) {
String name = null;
String klass = null;
String signature = null;
Iterator<TreeNode> list = elem.findChildren();
while (list.hasNext()) {
TreeNode element = list.next();
String tname = element.getName();
if ("name".equals(tname)) {
name = element.getBody();
} else if ("function-class".equals(tname)) {
klass = element.getBody();
} else if ("function-signature".equals(tname)) {
signature = element.getBody();
} else if ("display-name".equals(tname) || // Ignored elements
"small-icon".equals(tname) || "large-icon".equals(tname)
|| "description".equals(tname) || "example".equals(tname)) {
} else {
if (log.isWarnEnabled()) {
log.warn(Localizer.getMessage(
"jsp.warning.unknown.element.in.function", tname));
}
}
}
return new FunctionInfo(name, klass, signature);
}
示例8
private FunctionInfo createFunctionInfo(TreeNode elem)
throws JasperException {
String name = null;
String klass = null;
String signature = null;
Iterator list = elem.findChildren();
while (list.hasNext()) {
TreeNode element = (TreeNode) list.next();
String tname = element.getName();
if ("name".equals(tname)) {
name = element.getBody();
} else if ("function-class".equals(tname)) {
klass = element.getBody();
} else if ("function-signature".equals(tname)) {
signature = element.getBody();
} else if ("display-name".equals(tname) || // Ignored elements
"small-icon".equals(tname) ||
"large-icon".equals(tname) ||
"description".equals(tname) ||
"example".equals(tname)) {
} else {
err.jspError("jsp.error.unknown.element.in.function",
tname);
}
}
return new FunctionInfo(name, klass, signature);
}
示例9
private void tldScanWebXml() throws Exception {
WebXml webXml = null;
try {
webXml = new WebXml(ctxt);
if (webXml.getInputSource() == null) {
return;
}
boolean validate = Boolean.parseBoolean(
ctxt.getInitParameter(
Constants.XML_VALIDATION_INIT_PARAM));
String blockExternalString = ctxt.getInitParameter(
Constants.XML_BLOCK_EXTERNAL_INIT_PARAM);
boolean blockExternal;
if (blockExternalString == null) {
blockExternal = true;
} else {
blockExternal = Boolean.parseBoolean(blockExternalString);
}
// Parse the web application deployment descriptor
ParserUtils pu = new ParserUtils(validate, blockExternal);
TreeNode webtld = null;
webtld = pu.parseXMLDocument(webXml.getSystemId(),
webXml.getInputSource());
// Allow taglib to be an element of the root or jsp-config (JSP2.0)
TreeNode jspConfig = webtld.findChild("jsp-config");
if (jspConfig != null) {
webtld = jspConfig;
}
Iterator<TreeNode> taglibs = webtld.findChildren("taglib");
while (taglibs.hasNext()) {
// Parse the next <taglib> element
TreeNode taglib = taglibs.next();
String tagUri = null;
String tagLoc = null;
TreeNode child = taglib.findChild("taglib-uri");
if (child != null)
tagUri = child.getBody();
child = taglib.findChild("taglib-location");
if (child != null)
tagLoc = child.getBody();
// Save this location if appropriate
if (tagLoc == null)
continue;
if (uriType(tagLoc) == NOROOT_REL_URI)
tagLoc = "/WEB-INF/" + tagLoc;
TldLocation location;
if (tagLoc.endsWith(JAR_EXT)) {
location = new TldLocation("META-INF/taglib.tld", ctxt.getResource(tagLoc).toString());
} else {
location = new TldLocation(tagLoc);
}
mappings.put(tagUri, location);
}
} finally {
if (webXml != null) {
webXml.close();
}
}
}
示例10
private void tldScanStream(String resourcePath, String entryName,
InputStream stream) throws IOException {
try {
// Parse the tag library descriptor at the specified resource path
String uri = null;
boolean validate = Boolean.parseBoolean(
ctxt.getInitParameter(
Constants.XML_VALIDATION_TLD_INIT_PARAM));
String blockExternalString = ctxt.getInitParameter(
Constants.XML_BLOCK_EXTERNAL_INIT_PARAM);
boolean blockExternal;
if (blockExternalString == null) {
blockExternal = true;
} else {
blockExternal = Boolean.parseBoolean(blockExternalString);
}
ParserUtils pu = new ParserUtils(validate, blockExternal);
TreeNode tld = pu.parseXMLDocument(resourcePath, stream);
TreeNode uriNode = tld.findChild("uri");
if (uriNode != null) {
String body = uriNode.getBody();
if (body != null)
uri = body;
}
// Add implicit map entry only if its uri is not already
// present in the map
if (uri != null && mappings.get(uri) == null) {
TldLocation location;
if (entryName == null) {
location = new TldLocation(resourcePath);
} else {
location = new TldLocation(entryName, resourcePath);
}
mappings.put(uri, location);
}
} catch (JasperException e) {
// Hack - makes exception handling simpler
throw new IOException(e);
}
}
示例11
private void parseTLD(String uri, InputStream in, JarResource jarResource)
throws JasperException {
Vector<TagInfo> tagVector = new Vector<TagInfo>();
Vector<TagFileInfo> tagFileVector = new Vector<TagFileInfo>();
Hashtable<String, FunctionInfo> functionTable = new Hashtable<String, FunctionInfo>();
ServletContext servletContext = ctxt.getServletContext();
boolean validate = Boolean.parseBoolean(servletContext.getInitParameter(
Constants.XML_VALIDATION_TLD_INIT_PARAM));
String blockExternalString = servletContext.getInitParameter(
Constants.XML_BLOCK_EXTERNAL_INIT_PARAM);
boolean blockExternal;
if (blockExternalString == null) {
blockExternal = true;
} else {
blockExternal = Boolean.parseBoolean(blockExternalString);
}
// Create an iterator over the child elements of our <taglib> element
ParserUtils pu = new ParserUtils(validate, blockExternal);
TreeNode tld = pu.parseXMLDocument(uri, in);
// Check to see if the <taglib> root element contains a 'version'
// attribute, which was added in JSP 2.0 to replace the <jsp-version>
// subelement
this.jspversion = tld.findAttribute("version");
// Process each child element of our <taglib> element
Iterator<TreeNode> list = tld.findChildren();
while (list.hasNext()) {
TreeNode element = list.next();
String tname = element.getName();
if ("tlibversion".equals(tname) // JSP 1.1
|| "tlib-version".equals(tname)) { // JSP 1.2
this.tlibversion = element.getBody();
} else if ("jspversion".equals(tname)
|| "jsp-version".equals(tname)) {
this.jspversion = element.getBody();
} else if ("shortname".equals(tname) || "short-name".equals(tname))
this.shortname = element.getBody();
else if ("uri".equals(tname))
this.urn = element.getBody();
else if ("info".equals(tname) || "description".equals(tname))
this.info = element.getBody();
else if ("validator".equals(tname))
this.tagLibraryValidator = createValidator(element);
else if ("tag".equals(tname))
tagVector.addElement(createTagInfo(element, jspversion));
else if ("tag-file".equals(tname)) {
TagFileInfo tagFileInfo = createTagFileInfo(element,
jarResource);
tagFileVector.addElement(tagFileInfo);
} else if ("function".equals(tname)) { // JSP2.0
FunctionInfo funcInfo = createFunctionInfo(element);
String funcName = funcInfo.getName();
if (functionTable.containsKey(funcName)) {
err.jspError("jsp.error.tld.fn.duplicate.name", funcName,
uri);
}
functionTable.put(funcName, funcInfo);
} else if ("display-name".equals(tname) ||
"small-icon".equals(tname) || "large-icon".equals(tname)
|| "listener".equals(tname)) {
// Ignored elements
} else if ("taglib-extension".equals(tname)) {
// Recognized but ignored
} else {
if (log.isWarnEnabled()) {
log.warn(Localizer.getMessage(
"jsp.warning.unknown.element.in.taglib", tname));
}
}
}
if (tlibversion == null) {
err.jspError("jsp.error.tld.mandatory.element.missing",
"tlib-version", uri);
}
if (jspversion == null) {
err.jspError("jsp.error.tld.mandatory.element.missing",
"jsp-version", uri);
}
this.tags = new TagInfo[tagVector.size()];
tagVector.copyInto(this.tags);
this.tagFiles = new TagFileInfo[tagFileVector.size()];
tagFileVector.copyInto(this.tagFiles);
this.functions = new FunctionInfo[functionTable.size()];
int i = 0;
Enumeration<FunctionInfo> enumeration = functionTable.elements();
while (enumeration.hasMoreElements()) {
this.functions[i++] = enumeration.nextElement();
}
}
示例12
private TagFileInfo createTagFileInfo(TreeNode elem, JarResource jarResource)
throws JasperException {
String name = null;
String path = null;
Iterator<TreeNode> list = elem.findChildren();
while (list.hasNext()) {
TreeNode child = list.next();
String tname = child.getName();
if ("name".equals(tname)) {
name = child.getBody();
} else if ("path".equals(tname)) {
path = child.getBody();
} else if ("example".equals(tname)) {
// Ignore <example> element: Bugzilla 33538
} else if ("tag-extension".equals(tname)) {
// Ignore <tag-extension> element: Bugzilla 33538
} else if ("icon".equals(tname)
|| "display-name".equals(tname)
|| "description".equals(tname)) {
// Ignore these elements: Bugzilla 38015
} else {
if (log.isWarnEnabled()) {
log.warn(Localizer.getMessage(
"jsp.warning.unknown.element.in.tagfile", tname));
}
}
}
if (path.startsWith("/META-INF/tags")) {
// Tag file packaged in JAR
// See https://bz.apache.org/bugzilla/show_bug.cgi?id=46471
// This needs to be removed once all the broken code that depends on
// it has been removed
ctxt.setTagFileJarResource(path, jarResource);
} else if (!path.startsWith("/WEB-INF/tags")) {
err.jspError("jsp.error.tagfile.illegalPath", path);
}
TagInfo tagInfo = TagFileProcessor.parseTagFileDirectives(
parserController, name, path, jarResource, this);
return new TagFileInfo(name, path, tagInfo);
}
示例13
private void tldScanWebXml() throws Exception {
WebXml webXml = null;
try {
webXml = new WebXml(ctxt);
if (webXml.getInputSource() == null) {
return;
}
boolean validate = Boolean.parseBoolean(
ctxt.getInitParameter(
Constants.XML_VALIDATION_INIT_PARAM));
String blockExternalString = ctxt.getInitParameter(
Constants.XML_BLOCK_EXTERNAL_INIT_PARAM);
boolean blockExternal;
if (blockExternalString == null) {
blockExternal = true;
} else {
blockExternal = Boolean.parseBoolean(blockExternalString);
}
// Parse the web application deployment descriptor
ParserUtils pu = new ParserUtils(validate, blockExternal);
TreeNode webtld = null;
webtld = pu.parseXMLDocument(webXml.getSystemId(),
webXml.getInputSource());
// Allow taglib to be an element of the root or jsp-config (JSP2.0)
TreeNode jspConfig = webtld.findChild("jsp-config");
if (jspConfig != null) {
webtld = jspConfig;
}
Iterator<TreeNode> taglibs = webtld.findChildren("taglib");
while (taglibs.hasNext()) {
// Parse the next <taglib> element
TreeNode taglib = taglibs.next();
String tagUri = null;
String tagLoc = null;
TreeNode child = taglib.findChild("taglib-uri");
if (child != null)
tagUri = child.getBody();
child = taglib.findChild("taglib-location");
if (child != null)
tagLoc = child.getBody();
// Save this location if appropriate
if (tagLoc == null)
continue;
if (uriType(tagLoc) == NOROOT_REL_URI)
tagLoc = "/WEB-INF/" + tagLoc;
TldLocation location;
if (tagLoc.endsWith(JAR_EXT)) {
location = new TldLocation("META-INF/taglib.tld", ctxt.getResource(tagLoc).toString());
} else {
location = new TldLocation(tagLoc);
}
mappings.put(tagUri, location);
}
} finally {
if (webXml != null) {
webXml.close();
}
}
}
示例14
private void tldScanStream(String resourcePath, String entryName,
InputStream stream) throws IOException {
try {
// Parse the tag library descriptor at the specified resource path
String uri = null;
boolean validate = Boolean.parseBoolean(
ctxt.getInitParameter(
Constants.XML_VALIDATION_TLD_INIT_PARAM));
String blockExternalString = ctxt.getInitParameter(
Constants.XML_BLOCK_EXTERNAL_INIT_PARAM);
boolean blockExternal;
if (blockExternalString == null) {
blockExternal = true;
} else {
blockExternal = Boolean.parseBoolean(blockExternalString);
}
ParserUtils pu = new ParserUtils(validate, blockExternal);
TreeNode tld = pu.parseXMLDocument(resourcePath, stream);
TreeNode uriNode = tld.findChild("uri");
if (uriNode != null) {
String body = uriNode.getBody();
if (body != null)
uri = body;
}
// Add implicit map entry only if its uri is not already
// present in the map
if (uri != null && mappings.get(uri) == null) {
TldLocation location;
if (entryName == null) {
location = new TldLocation(resourcePath);
} else {
location = new TldLocation(entryName, resourcePath);
}
mappings.put(uri, location);
}
} catch (JasperException e) {
// Hack - makes exception handling simpler
throw new IOException(e);
}
}
示例15
private void parseTLD(String uri, InputStream in, JarResource jarResource)
throws JasperException {
Vector<TagInfo> tagVector = new Vector<TagInfo>();
Vector<TagFileInfo> tagFileVector = new Vector<TagFileInfo>();
Hashtable<String, FunctionInfo> functionTable = new Hashtable<String, FunctionInfo>();
ServletContext servletContext = ctxt.getServletContext();
boolean validate = Boolean.parseBoolean(servletContext.getInitParameter(
Constants.XML_VALIDATION_TLD_INIT_PARAM));
String blockExternalString = servletContext.getInitParameter(
Constants.XML_BLOCK_EXTERNAL_INIT_PARAM);
boolean blockExternal;
if (blockExternalString == null) {
blockExternal = true;
} else {
blockExternal = Boolean.parseBoolean(blockExternalString);
}
// Create an iterator over the child elements of our <taglib> element
ParserUtils pu = new ParserUtils(validate, blockExternal);
TreeNode tld = pu.parseXMLDocument(uri, in);
// Check to see if the <taglib> root element contains a 'version'
// attribute, which was added in JSP 2.0 to replace the <jsp-version>
// subelement
this.jspversion = tld.findAttribute("version");
// Process each child element of our <taglib> element
Iterator<TreeNode> list = tld.findChildren();
while (list.hasNext()) {
TreeNode element = list.next();
String tname = element.getName();
if ("tlibversion".equals(tname) // JSP 1.1
|| "tlib-version".equals(tname)) { // JSP 1.2
this.tlibversion = element.getBody();
} else if ("jspversion".equals(tname)
|| "jsp-version".equals(tname)) {
this.jspversion = element.getBody();
} else if ("shortname".equals(tname) || "short-name".equals(tname))
this.shortname = element.getBody();
else if ("uri".equals(tname))
this.urn = element.getBody();
else if ("info".equals(tname) || "description".equals(tname))
this.info = element.getBody();
else if ("validator".equals(tname))
this.tagLibraryValidator = createValidator(element);
else if ("tag".equals(tname))
tagVector.addElement(createTagInfo(element, jspversion));
else if ("tag-file".equals(tname)) {
TagFileInfo tagFileInfo = createTagFileInfo(element,
jarResource);
tagFileVector.addElement(tagFileInfo);
} else if ("function".equals(tname)) { // JSP2.0
FunctionInfo funcInfo = createFunctionInfo(element);
String funcName = funcInfo.getName();
if (functionTable.containsKey(funcName)) {
err.jspError("jsp.error.tld.fn.duplicate.name", funcName,
uri);
}
functionTable.put(funcName, funcInfo);
} else if ("display-name".equals(tname) ||
"small-icon".equals(tname) || "large-icon".equals(tname)
|| "listener".equals(tname)) {
// Ignored elements
} else if ("taglib-extension".equals(tname)) {
// Recognized but ignored
} else {
if (log.isWarnEnabled()) {
log.warn(Localizer.getMessage(
"jsp.warning.unknown.element.in.taglib", tname));
}
}
}
if (tlibversion == null) {
err.jspError("jsp.error.tld.mandatory.element.missing",
"tlib-version", uri);
}
if (jspversion == null) {
err.jspError("jsp.error.tld.mandatory.element.missing",
"jsp-version", uri);
}
this.tags = new TagInfo[tagVector.size()];
tagVector.copyInto(this.tags);
this.tagFiles = new TagFileInfo[tagFileVector.size()];
tagFileVector.copyInto(this.tagFiles);
this.functions = new FunctionInfo[functionTable.size()];
int i = 0;
Enumeration<FunctionInfo> enumeration = functionTable.elements();
while (enumeration.hasMoreElements()) {
this.functions[i++] = enumeration.nextElement();
}
}
示例16
private TagFileInfo createTagFileInfo(TreeNode elem, JarResource jarResource)
throws JasperException {
String name = null;
String path = null;
Iterator<TreeNode> list = elem.findChildren();
while (list.hasNext()) {
TreeNode child = list.next();
String tname = child.getName();
if ("name".equals(tname)) {
name = child.getBody();
} else if ("path".equals(tname)) {
path = child.getBody();
} else if ("example".equals(tname)) {
// Ignore <example> element: Bugzilla 33538
} else if ("tag-extension".equals(tname)) {
// Ignore <tag-extension> element: Bugzilla 33538
} else if ("icon".equals(tname)
|| "display-name".equals(tname)
|| "description".equals(tname)) {
// Ignore these elements: Bugzilla 38015
} else {
if (log.isWarnEnabled()) {
log.warn(Localizer.getMessage(
"jsp.warning.unknown.element.in.tagfile", tname));
}
}
}
if (path.startsWith("/META-INF/tags")) {
// Tag file packaged in JAR
// See https://bz.apache.org/bugzilla/show_bug.cgi?id=46471
// This needs to be removed once all the broken code that depends on
// it has been removed
ctxt.setTagFileJarResource(path, jarResource);
} else if (!path.startsWith("/WEB-INF/tags")) {
err.jspError("jsp.error.tagfile.illegalPath", path);
}
TagInfo tagInfo = TagFileProcessor.parseTagFileDirectives(
parserController, name, path, jarResource, this);
return new TagFileInfo(name, path, tagInfo);
}
示例17
/**
* Scan the given TLD for uri and listeners elements.
*
* @param resourcePath the resource path for the jar file or the tld file.
* @param entryName If the resource path is a jar file, then the name of
* the tld file in the jar, else should be null.
* @param stream The input stream for the tld
* @return The TldInfo for this tld
*/
private TldInfo scanTld(String resourcePath, String entryName,
InputStream stream)
throws JasperException {
try {
// Parse the tag library descriptor at the specified resource path
TreeNode tld = new ParserUtils().parseXMLDocument(
resourcePath, stream, isValidationEnabled);
String uri = null;
TreeNode uriNode = tld.findChild("uri");
if (uriNode != null) {
uri = uriNode.getBody();
}
ArrayList<String> listeners = new ArrayList<String>();
Iterator<TreeNode>listenerNodes = tld.findChildren("listener");
while (listenerNodes.hasNext()) {
TreeNode listener = listenerNodes.next();
TreeNode listenerClass = listener.findChild("listener-class");
if (listenerClass != null) {
String listenerClassName = listenerClass.getBody();
if (listenerClassName != null) {
listeners.add(listenerClassName);
}
}
}
return new TldInfo(uri, entryName,
listeners.toArray(new String[listeners.size()]));
} finally {
if (stream != null) {
try {
stream.close();
} catch (Throwable t) {
// do nothing
}
}
}
}
示例18
/**
* Parses the JSP version and tlib-version from the implicit.tld at the
* given path.
*/
private void parseImplicitTld(JspCompilationContext ctxt, String path)
throws JasperException {
InputStream is = null;
TreeNode tld = null;
try {
URL uri = ctxt.getResource(path);
if (uri == null) {
// no implicit.tld
return;
}
is = uri.openStream();
/* SJSAS 6384538
tld = new ParserUtils().parseXMLDocument(IMPLICIT_TLD, is);
*/
// START SJSAS 6384538
tld = new ParserUtils().parseXMLDocument(
IMPLICIT_TLD, is, ctxt.getOptions().isValidationEnabled());
// END SJSAS 6384538
} catch (Exception ex) {
throw new JasperException(ex);
} finally {
if (is != null) {
try {
is.close();
} catch (Throwable t) {}
}
}
this.jspversion = tld.findAttribute("version");
Iterator list = tld.findChildren();
while (list.hasNext()) {
TreeNode element = (TreeNode) list.next();
String tname = element.getName();
if ("tlibversion".equals(tname)
|| "tlib-version".equals(tname)) {
this.tlibversion = element.getBody();
} else if ("jspversion".equals(tname)
|| "jsp-version".equals(tname)) {
this.jspversion = element.getBody();
} else if (!"shortname".equals(tname)
&& !"short-name".equals(tname)) {
err.jspError("jsp.error.implicitTld.additionalElements",
path, tname);
}
}
// JSP version in implicit.tld must be 2.0 or greater
Double jspVersionDouble = Double.valueOf(this.jspversion);
if (Double.compare(jspVersionDouble, Constants.JSP_VERSION_2_0) < 0) {
err.jspError("jsp.error.implicitTld.jspVersion", path,
this.jspversion);
}
}
示例19
private void init(ErrorDispatcher err) throws JasperException {
if (initialized)
return;
InputStream is = ctxt.getResourceAsStream(TAG_PLUGINS_XML);
if (is == null)
return;
TreeNode root = (new ParserUtils()).parseXMLDocument(TAG_PLUGINS_XML,
is);
if (root == null) {
return;
}
if (!TAG_PLUGINS_ROOT_ELEM.equals(root.getName())) {
err.jspError("jsp.error.plugin.wrongRootElement", TAG_PLUGINS_XML,
TAG_PLUGINS_ROOT_ELEM);
}
tagPlugins = new HashMap<String, TagPlugin>();
Iterator pluginList = root.findChildren("tag-plugin");
while (pluginList.hasNext()) {
TreeNode pluginNode = (TreeNode) pluginList.next();
TreeNode tagClassNode = pluginNode.findChild("tag-class");
if (tagClassNode == null) {
// Error
return;
}
String tagClass = tagClassNode.getBody().trim();
TreeNode pluginClassNode = pluginNode.findChild("plugin-class");
if (pluginClassNode == null) {
// Error
return;
}
String pluginClassStr = pluginClassNode.getBody();
TagPlugin tagPlugin = null;
try {
Class<? extends TagPlugin> pluginClass =
Class.forName(pluginClassStr).asSubclass(TagPlugin.class);
tagPlugin = pluginClass.newInstance();
} catch (Exception e) {
throw new JasperException(e);
}
if (tagPlugin == null) {
return;
}
tagPlugins.put(tagClass, tagPlugin);
}
initialized = true;
}
示例20
private TagFileInfo createTagFileInfo(TreeNode elem, String uri,
URL jarFileUrl)
throws JasperException {
String name = null;
String path = null;
String description = null;
String displayName = null;
String icon = null;
boolean checkConflict = false;
Iterator list = elem.findChildren();
while (list.hasNext()) {
TreeNode child = (TreeNode) list.next();
String tname = child.getName();
if ("name".equals(tname)) {
name = child.getBody();
} else if ("path".equals(tname)) {
path = child.getBody();
} else if ("description".equals(tname)) {
checkConflict = true;
description = child.getBody();
} else if ("display-name".equals(tname)) {
checkConflict = true;
displayName = child.getBody();
} else if ("icon".equals(tname)) {
checkConflict = true;
icon = child.getBody();
} else if ("example".equals(tname)) {
// Ignore <example> element: Bugzilla 33538
} else if ("tag-extension".equals(tname)) {
// Ignore <tag-extension> element: Bugzilla 33538
} else {
err.jspError("jsp.error.unknown.element.in.tagfile", tname);
}
}
if (path.startsWith("/META-INF/tags")) {
// Tag file packaged in JAR
// STARTJR: fix possible NPE
if(jarFileUrl != null) {
ctxt.getTagFileJarUrls().put(path, jarFileUrl);
}
// ENDJR: fix possible NPE
} else if (!path.startsWith("/WEB-INF/tags")) {
err.jspError("jsp.error.tagfile.illegalPath", path);
}
JasperTagInfo tagInfo = (JasperTagInfo)
TagFileProcessor.parseTagFileDirectives(parserController, name,
path, this);
if (checkConflict) {
String tstring = tagInfo.getInfoString();
if (tstring != null && !"".equals(tstring)) {
description = tstring;
}
tstring = tagInfo.getDisplayName();
if (tstring != null && !"".equals(tstring)) {
displayName = tstring;
}
tstring = tagInfo.getSmallIcon();
if (tstring != null && !"".equals(tstring)) {
icon = tstring;
}
tagInfo = new JasperTagInfo(
tagInfo.getTagName(),
tagInfo.getTagClassName(),
tagInfo.getBodyContent(),
description,
tagInfo.getTagLibrary(),
tagInfo.getTagExtraInfo(),
tagInfo.getAttributes(),
displayName,
icon,
tagInfo.getLargeIcon(),
tagInfo.getTagVariableInfos(),
tagInfo.getDynamicAttributesMapName());
}
return new TagFileInfo(name, path, tagInfo);
}
