Examples with TreeNode org.apache.sling.scripting.jsp.jasper.xmlparser.TreeNode used on opensource projects

Example 6 with TreeNode

use of org.apache.sling.scripting.jsp.jasper.xmlparser.TreeNode in project sling by apache.

the class TagLibraryInfoImpl method createAttribute.

TagAttributeInfo createAttribute(TreeNode elem, String jspVersion) {
    String name = null;
    String type = null;
    String expectedType = null;
    String methodSignature = null;
    boolean required = false, rtexprvalue = false, reqTime = false, isFragment = false, deferredValue = false, deferredMethod = false;
    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 ("required".equals(tname)) {
            String s = element.getBody();
            if (s != null)
                required = JspUtil.booleanValue(s);
        } else if ("rtexprvalue".equals(tname)) {
            String s = element.getBody();
            if (s != null)
                rtexprvalue = JspUtil.booleanValue(s);
        } else if ("type".equals(tname)) {
            type = element.getBody();
            if ("1.2".equals(jspVersion) && (type.equals("Boolean") || type.equals("Byte") || type.equals("Character") || type.equals("Double") || type.equals("Float") || type.equals("Integer") || type.equals("Long") || type.equals("Object") || type.equals("Short") || type.equals("String"))) {
                type = "java.lang." + type;
            }
        } else if ("fragment".equals(tname)) {
            String s = element.getBody();
            if (s != null) {
                isFragment = JspUtil.booleanValue(s);
            }
        } else if ("deferred-value".equals(tname)) {
            deferredValue = true;
            type = "javax.el.ValueExpression";
            TreeNode child = element.findChild("type");
            if (child != null) {
                expectedType = child.getBody();
                if (expectedType != null) {
                    expectedType = expectedType.trim();
                }
            } else {
                expectedType = "java.lang.Object";
            }
        } else if ("deferred-method".equals(tname)) {
            deferredMethod = true;
            type = "javax.el.MethodExpression";
            TreeNode child = element.findChild("method-signature");
            if (child != null) {
                methodSignature = child.getBody();
                if (methodSignature != null) {
                    methodSignature = methodSignature.trim();
                }
            } else {
                methodSignature = "java.lang.Object method()";
            }
        } else if (// Ignored elements
        "description".equals(tname) || false) {
            ;
        } else {
            if (log.isWarnEnabled()) {
                log.warn(Localizer.getMessage("jsp.warning.unknown.element.in.attribute", tname));
            }
        }
    }
    if (isFragment) {
        /*
             * According to JSP.C-3 ("TLD Schema Element Structure - tag"),
             * 'type' and 'rtexprvalue' must not be specified if 'fragment' has
             * been specified (this will be enforced by validating parser).
             * Also, if 'fragment' is TRUE, 'type' is fixed at
             * javax.servlet.jsp.tagext.JspFragment, and 'rtexprvalue' is fixed
             * at true. See also JSP.8.5.2.
             */
        type = "javax.servlet.jsp.tagext.JspFragment";
        rtexprvalue = true;
    }
    if (!rtexprvalue && type == null) {
        // According to JSP spec, for static values (those determined at
        // translation time) the type is fixed at java.lang.String.
        type = "java.lang.String";
    }
    return new TagAttributeInfo(name, required, type, rtexprvalue, isFragment, null, deferredValue, deferredMethod, expectedType, methodSignature);
}

Example 7 with TreeNode

use of org.apache.sling.scripting.jsp.jasper.xmlparser.TreeNode in project sling by apache.

the class OriginalTldLocationsCache method getUriFromTld.

/*
     * Returns the value of the uri element of the given TLD, or null if the
     * given TLD does not contain any such element.
     */
private String getUriFromTld(String resourcePath, InputStream in) throws JasperException {
    // Parse the tag library descriptor at the specified resource path
    TreeNode tld = new ParserUtils().parseXMLDocument(resourcePath, in);
    TreeNode uri = tld.findChild("uri");
    if (uri != null) {
        String body = uri.getBody();
        if (body != null)
            return body;
    }
    return null;
}

Example 8 with TreeNode

use of org.apache.sling.scripting.jsp.jasper.xmlparser.TreeNode in project sling by apache.

the class SlingTldLocationsCache method getUriFromTld.

/*
     * Returns the value of the uri element of the given TLD, or null if the
     * given TLD does not contain any such element.
     */
private String getUriFromTld(final URL resource) {
    InputStream stream = null;
    try {
        stream = resource.openStream();
        // Parse the tag library descriptor at the specified resource path
        TreeNode tld = new ParserUtils().parseXMLDocument(resource.toString(), stream);
        TreeNode uri = tld.findChild("uri");
        if (uri != null) {
            String body = uri.getBody();
            if (body != null) {
                return body;
            }
        }
    } catch (Exception e) {
    // TODO: handle
    } finally {
        if (stream != null) {
            try {
                stream.close();
            } catch (Throwable t) {
            // do nothing
            }
        }
    }
    return null;
}

Example 9 with TreeNode

use of org.apache.sling.scripting.jsp.jasper.xmlparser.TreeNode in project sling by apache.

the class JspCTldLocationsCache method processWebDotXml.

/*
     * Populates taglib map described in web.xml.
     */
private void processWebDotXml() throws Exception {
    InputStream is = null;
    try {
        // Acquire input stream to web application deployment descriptor
        String altDDName = (String) ctxt.getAttribute(Constants.ALT_DD_ATTR);
        URL uri = null;
        if (altDDName != null) {
            try {
                uri = new URL(FILE_PROTOCOL + altDDName.replace('\\', '/'));
            } catch (MalformedURLException e) {
                if (log.isWarnEnabled()) {
                    log.warn(Localizer.getMessage("jsp.error.internal.filenotfound", altDDName));
                }
            }
        } else {
            uri = ctxt.getResource(WEB_XML);
            if (uri == null && log.isWarnEnabled()) {
                log.warn(Localizer.getMessage("jsp.error.internal.filenotfound", WEB_XML));
            }
        }
        if (uri == null) {
            return;
        }
        is = uri.openStream();
        InputSource ip = new InputSource(is);
        ip.setSystemId(uri.toExternalForm());
        // Parse the web application deployment descriptor
        TreeNode webtld;
        // altDDName is the absolute path of the DD
        if (altDDName != null) {
            webtld = new ParserUtils().parseXMLDocument(altDDName, ip);
        } else {
            webtld = new ParserUtils().parseXMLDocument(WEB_XML, ip);
        }
        // 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 taglibs = webtld.findChildren("taglib");
        while (taglibs.hasNext()) {
            // Parse the next <taglib> element
            TreeNode taglib = (TreeNode) 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;
            String tagLoc2 = null;
            if (tagLoc.endsWith(JAR_FILE_SUFFIX)) {
                tagLoc = ctxt.getResource(tagLoc).toString();
                tagLoc2 = "META-INF/taglib.tld";
            }
            mappings.put(tagUri, new String[] { tagLoc, tagLoc2 });
        }
    } finally {
        if (is != null) {
            try {
                is.close();
            } catch (Throwable t) {
            }
        }
    }
}

Example 10 with TreeNode

use of org.apache.sling.scripting.jsp.jasper.xmlparser.TreeNode in project sling by apache.

the class JspCTldLocationsCache method getUriFromTld.

/*
     * Returns the value of the uri element of the given TLD, or null if the
     * given TLD does not contain any such element.
     */
private String getUriFromTld(String resourcePath, InputStream in) throws JasperException {
    // Parse the tag library descriptor at the specified resource path
    TreeNode tld = new ParserUtils().parseXMLDocument(resourcePath, in);
    TreeNode uri = tld.findChild("uri");
    if (uri != null) {
        String body = uri.getBody();
        if (body != null)
            return body;
    }
    return null;
}