Examples with TagFileInfo javax.servlet.jsp.tagext.TagFileInfo used on opensource projects

Example 6 with TagFileInfo

use of javax.servlet.jsp.tagext.TagFileInfo in project sling by apache.

the class TagLibraryInfoImpl method parseTLD.

/*
     * @param ctxt The JSP compilation context @param uri The TLD's uri @param
     * in The TLD's input stream @param jarFileUrl The JAR file containing the
     * TLD, or null if the tag library is not packaged in a JAR
     */
private void parseTLD(JspCompilationContext ctxt, String uri, InputStream in, URL jarFileUrl) throws JasperException {
    Vector tagVector = new Vector();
    Vector tagFileVector = new Vector();
    Hashtable functionTable = new Hashtable();
    // Create an iterator over the child elements of our <taglib> element
    ParserUtils pu = new ParserUtils();
    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 list = tld.findChildren();
    while (list.hasNext()) {
        TreeNode element = (TreeNode) list.next();
        String tname = element.getName();
        if (// JSP 1.1
        "tlibversion".equals(tname) || "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, uri, jarFileUrl);
            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 (// Ignored elements
        "display-name".equals(tname) || "small-icon".equals(tname) || "large-icon".equals(tname) || "listener".equals(tname)) {
            ;
        } 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");
    }
    if (jspversion == null) {
        err.jspError("jsp.error.tld.mandatory.element.missing", "jsp-version");
    }
    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 enumeration = functionTable.elements();
    while (enumeration.hasMoreElements()) {
        this.functions[i++] = (FunctionInfo) enumeration.nextElement();
    }
}

Example 7 with TagFileInfo

use of javax.servlet.jsp.tagext.TagFileInfo in project tomcat by apache.

the class TestTagPluginManager method testBug54240.

@Test
public void testBug54240() throws Exception {
    Tomcat tomcat = getTomcatInstanceTestWebapp(false, true);
    ServletContext context = ((Context) tomcat.getHost().findChildren()[0]).getServletContext();
    TagPluginManager manager = new TagPluginManager(context);
    Node.Nodes nodes = new Node.Nodes();
    Node.CustomTag c = new Node.CustomTag("test:ATag", "test", "ATag", "http://tomcat.apache.org/jasper", null, null, null, null, null, new TagFileInfo("ATag", "http://tomcat.apache.org/jasper", tagInfo));
    c.setTagHandlerClass(TesterTag.class);
    nodes.add(c);
    manager.apply(nodes, null, null);
    Node n = nodes.getNode(0);
    Assert.assertNotNull(n);
    Assert.assertTrue(n instanceof Node.CustomTag);
    Node.CustomTag t = (Node.CustomTag) n;
    Assert.assertNotNull(t.getAtSTag());
    Node.Nodes sTag = c.getAtSTag();
    Node scriptlet = sTag.getNode(0);
    Assert.assertNotNull(scriptlet);
    Assert.assertTrue(scriptlet instanceof Node.Scriptlet);
    Node.Scriptlet s = (Node.Scriptlet) scriptlet;
    Assert.assertEquals("//Just a comment", s.getText());
}

Example 8 with TagFileInfo

use of javax.servlet.jsp.tagext.TagFileInfo in project tomcat by apache.

the class TagLibraryInfoImpl method createTagFileInfo.

private TagFileInfo createTagFileInfo(TagFileXml tagFileXml, Jar jar) throws JasperException {
    String name = tagFileXml.getName();
    String path = tagFileXml.getPath();
    if (path == null) {
        // path is required
        err.jspError("jsp.error.tagfile.missingPath");
    } else if (!path.startsWith("/META-INF/tags") && !path.startsWith("/WEB-INF/tags")) {
        err.jspError("jsp.error.tagfile.illegalPath", path);
    }
    TagInfo tagInfo = TagFileProcessor.parseTagFileDirectives(parserController, name, path, jar, this);
    return new TagFileInfo(name, path, tagInfo);
}

Example 9 with TagFileInfo

use of javax.servlet.jsp.tagext.TagFileInfo in project sling by apache.

the class TagLibraryInfoImpl method createTagFileInfo.

/*
     * Parses the tag file directives of the given TagFile and turns them into a
     * TagInfo.
     *
     * @param elem The <tag-file> element in the TLD @param uri The location of
     * the TLD, in case the tag file is specified relative to it @param jarFile
     * The JAR file, in case the tag file is packaged in a JAR
     *
     * @return TagInfo correspoding to tag file directives
     */
private TagFileInfo createTagFileInfo(TreeNode elem, String uri, URL jarFileUrl) throws JasperException {
    String name = null;
    String path = null;
    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 ("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
        ctxt.setTagFileJarUrl(path, jarFileUrl);
    } else if (!path.startsWith("/WEB-INF/tags")) {
        err.jspError("jsp.error.tagfile.illegalPath", path);
    }
    TagInfo tagInfo = TagFileProcessor.parseTagFileDirectives(parserController, name, path, this);
    return new TagFileInfo(name, path, tagInfo);
}

Example 10 with TagFileInfo

use of javax.servlet.jsp.tagext.TagFileInfo in project sling by apache.

the class Parser method parseCustomTag.

/*
     * # '<' CustomAction CustomActionBody
     *
     * CustomAction ::= TagPrefix ':' CustomActionName
     *
     * TagPrefix ::= Name
     *
     * CustomActionName ::= Name
     *
     * CustomActionBody ::= ( Attributes CustomActionEnd ) | <TRANSLATION_ERROR>
     *
     * Attributes ::= ( S Attribute )* S?
     *
     * CustomActionEnd ::= CustomActionTagDependent | CustomActionJSPContent |
     * CustomActionScriptlessContent
     *
     * CustomActionTagDependent ::= TagDependentOptionalBody
     *
     * CustomActionJSPContent ::= OptionalBody
     *
     * CustomActionScriptlessContent ::= ScriptlessOptionalBody
     */
private boolean parseCustomTag(Node parent) throws JasperException {
    if (reader.peekChar() != '<') {
        return false;
    }
    // Parse 'CustomAction' production (tag prefix and custom action name)
    // skip '<'
    reader.nextChar();
    String tagName = reader.parseToken(false);
    int i = tagName.indexOf(':');
    if (i == -1) {
        reader.reset(start);
        return false;
    }
    String prefix = tagName.substring(0, i);
    String shortTagName = tagName.substring(i + 1);
    // Check if this is a user-defined tag.
    String uri = pageInfo.getURI(prefix);
    if (uri == null) {
        reader.reset(start);
        // Remember the prefix for later error checking
        pageInfo.putNonCustomTagPrefix(prefix, reader.mark());
        return false;
    }
    TagLibraryInfo tagLibInfo = pageInfo.getTaglib(uri);
    TagInfo tagInfo = tagLibInfo.getTag(shortTagName);
    TagFileInfo tagFileInfo = tagLibInfo.getTagFile(shortTagName);
    if (tagInfo == null && tagFileInfo == null) {
        err.jspError(start, "jsp.error.bad_tag", shortTagName, prefix);
    }
    Class tagHandlerClass = null;
    if (tagInfo != null) {
        // Must be a classic tag, load it here.
        // tag files will be loaded later, in TagFileProcessor
        String handlerClassName = tagInfo.getTagClassName();
        try {
            tagHandlerClass = ctxt.getClassLoader().loadClass(handlerClassName);
        } catch (Exception e) {
            err.jspError(start, "jsp.error.loadclass.taghandler", handlerClassName, tagName);
        }
    }
    // Parse 'CustomActionBody' production:
    // At this point we are committed - if anything fails, we produce
    // a translation error.
    // Parse 'Attributes' production:
    Attributes attrs = parseAttributes();
    reader.skipSpaces();
    // Parse 'CustomActionEnd' production:
    if (reader.matches("/>")) {
        if (tagInfo != null) {
            new Node.CustomTag(tagName, prefix, shortTagName, uri, attrs, start, parent, tagInfo, tagHandlerClass);
        } else {
            new Node.CustomTag(tagName, prefix, shortTagName, uri, attrs, start, parent, tagFileInfo);
        }
        return true;
    }
    // Now we parse one of 'CustomActionTagDependent',
    // 'CustomActionJSPContent', or 'CustomActionScriptlessContent'.
    // depending on body-content in TLD.
    // Looking for a body, it still can be empty; but if there is a
    // a tag body, its syntax would be dependent on the type of
    // body content declared in the TLD.
    String bc;
    if (tagInfo != null) {
        bc = tagInfo.getBodyContent();
    } else {
        bc = tagFileInfo.getTagInfo().getBodyContent();
    }
    Node tagNode = null;
    if (tagInfo != null) {
        tagNode = new Node.CustomTag(tagName, prefix, shortTagName, uri, attrs, start, parent, tagInfo, tagHandlerClass);
    } else {
        tagNode = new Node.CustomTag(tagName, prefix, shortTagName, uri, attrs, start, parent, tagFileInfo);
    }
    parseOptionalBody(tagNode, tagName, bc);
    return true;
}