private TagInfo createTagInfo()

in src/main/java/org/apache/sling/scripting/jsp/jasper/compiler/TagLibraryInfoImpl.java [344:439]
80 lines of code
26 McCabe index (conditional complexity)

    private TagInfo createTagInfo(TreeNode elem, String jspVersion)
            throws JasperException {

        String tagName = null;
        String tagClassName = null;
        String teiClassName = null;

        /*
         * Default body content for JSP 1.2 tag handlers (<body-content> has
         * become mandatory in JSP 2.0, because the default would be invalid for
         * simple tag handlers)
         */
        String bodycontent = "JSP";

        String info = null;
        String displayName = null;
        String smallIcon = null;
        String largeIcon = null;
        boolean dynamicAttributes = false;

        Vector attributeVector = new Vector();
        Vector variableVector = new Vector();
        Iterator list = elem.findChildren();
        while (list.hasNext()) {
            TreeNode element = (TreeNode) list.next();
            String tname = element.getName();

            if ("name".equals(tname)) {
                tagName = element.getBody();
            } else if ("tagclass".equals(tname) || "tag-class".equals(tname)) {
                tagClassName = element.getBody();
            } else if ("teiclass".equals(tname) || "tei-class".equals(tname)) {
                teiClassName = element.getBody();
            } else if ("bodycontent".equals(tname)
                    || "body-content".equals(tname)) {
                bodycontent = element.getBody();
            } else if ("display-name".equals(tname)) {
                displayName = element.getBody();
            } else if ("small-icon".equals(tname)) {
                smallIcon = element.getBody();
            } else if ("large-icon".equals(tname)) {
                largeIcon = element.getBody();
            } else if ("icon".equals(tname)) {
                TreeNode icon = element.findChild("small-icon");
                if (icon != null) {
                    smallIcon = icon.getBody();
                }
                icon = element.findChild("large-icon");
                if (icon != null) {
                    largeIcon = icon.getBody();
                }
            } else if ("info".equals(tname) || "description".equals(tname)) {
                info = element.getBody();
            } else if ("variable".equals(tname)) {
                variableVector.addElement(createVariable(element));
            } else if ("attribute".equals(tname)) {
                attributeVector
                        .addElement(createAttribute(element, jspVersion));
            } else if ("dynamic-attributes".equals(tname)) {
                dynamicAttributes = JspUtil.booleanValue(element.getBody());
            } else if ("example".equals(tname)) {
                // Ignored elements
            } else if ("tag-extension".equals(tname)) {
                // Ignored
            } else {
                if (log.isWarnEnabled()) {
                    log.warn(Localizer.getMessage(
                            "jsp.warning.unknown.element.in.tag", tname));
                }
            }
        }

        TagExtraInfo tei = null;
        if (teiClassName != null && !teiClassName.equals("")) {
            try {
                Class teiClass = ctxt.getClassLoader().loadClass(teiClassName);
                tei = (TagExtraInfo) teiClass.newInstance();
            } catch (Exception e) {
                err.jspError("jsp.error.teiclass.instantiation", teiClassName,
                        e);
            }
        }

        TagAttributeInfo[] tagAttributeInfo = new TagAttributeInfo[attributeVector
                .size()];
        attributeVector.copyInto(tagAttributeInfo);

        TagVariableInfo[] tagVariableInfos = new TagVariableInfo[variableVector
                .size()];
        variableVector.copyInto(tagVariableInfos);

        TagInfo taginfo = new TagInfo(tagName, tagClassName, bodycontent, info,
                this, tei, tagAttributeInfo, displayName, smallIcon, largeIcon,
                tagVariableInfos, dynamicAttributes);
        return taginfo;
    }