Examples of groovy.text.Template

groovy.text.Template
A template is a block of text with an associated binding that can be output to a writer or evaluated to a string. @author sam


        String uri = webRequest.getAttributes().getTemplateUri(templateName, webRequest.getRequest());
        String contextPath = getStringValue(attrs, "contextPath");
        String pluginName = getStringValue(attrs, "plugin");


        Template t = findAndCacheTemplate(pageScope, templateName, contextPath, pluginName, uri);
        if (t == null) {
            throw new GrailsTagException("Template not found for name [" + templateName + "] and path [" + uri + "]");
        }


        makeTemplate(webRequest, t, attrs, body, out);

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                            }


                            @Override
                            protected Template updateValue(Template oldValue, Callable<Template> updater, Object cacheRequestObject)
                                    throws Exception {
                                Template t = null;
                                if (scriptSource != null) {
                                    t = groovyPagesTemplateEngine.createTemplate(scriptSource);
                                }
                                if (t == null && scaffoldingTemplateGenerator != null) {
                                    t = generateScaffoldedTemplate(GrailsWebRequest.lookup(), uri);

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        }
        return out;
    }


    private Template generateScaffoldedTemplate(GrailsWebRequest webRequest, String uri) throws IOException {
        Template t = null;
        Collection<String> controllerActions = scaffoldedActionMap.get(webRequest.getControllerName());
        if (controllerActions != null && controllerActions.contains(webRequest.getActionName())) {
            GrailsDomainClass domainClass = controllerToScaffoldedDomainClassMap.get(webRequest.getControllerName());
            if (domainClass != null) {
                int i = uri.lastIndexOf('/');

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  @Override
  protected void renderMergedTemplateModel(Map<String, Object> model,
      HttpServletRequest request, HttpServletResponse response) throws Exception {


    Template template = getTemplate(getUrl());
    template.make(model).writeTo(new BufferedWriter(response.getWriter()));
  }

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     * Needs to be a map rather than a single value to handle overrides.
     * XXX confirm Template is thread safe
     */
    protected ConcurrentHashMap<String,Template> groovyTemplates = new ConcurrentHashMap<String, Template>();
    protected Template groovyTemplate() {
        Template groovyTemplate = groovyTemplates.get(getTemplate());
        
        if (groovyTemplate == null) {
            try {
                groovyTemplate = new SimpleTemplateEngine().createTemplate(getTemplate());
                groovyTemplates.put(getTemplate(), groovyTemplate);

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        return (String) kp.get("groovyExpression");
    }


    protected ConcurrentHashMap<String,Template> groovyTemplates = new ConcurrentHashMap<String, Template>();
    protected Template groovyTemplate() {
        Template groovyTemplate = groovyTemplates.get(getGroovyExpression());


        if (groovyTemplate == null) {
            try {
                groovyTemplate = new SimpleTemplateEngine().createTemplate("${" + getGroovyExpression() + "}");
                groovyTemplates.put(getGroovyExpression(), groovyTemplate);

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     * @param key a unique key for the template, such as a file's absolutePath or a URL.
     * @param file a file to be used to determine if the cached template is stale. May be null.
     * @return The cached template, or null if there was no cached entry, or the entry was stale.
     */
    private Template findCachedTemplate(String key, File file) {
        Template template = null;


        /*
         * Test cache for a valid template bound to the key.
         */
        if (verbose) {

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        try {
            String fileEncoding = (fileEncodingParamVal != null) ? fileEncodingParamVal :
                    System.getProperty(GROOVY_SOURCE_ENCODING);


            reader = fileEncoding == null ? new InputStreamReader(inputStream) : new InputStreamReader(inputStream, fileEncoding);
            Template template = engine.createTemplate(reader);


            cache.put(key, new TemplateCacheEntry(file, template, verbose));


            if (verbose) {
                log("Created and added template to cache. [key=" + key + "] " + cache.get(key));

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     * @throws ServletException If the request specified an invalid template source file
     */
    protected Template getTemplate(File file) throws ServletException {


        String key = file.getAbsolutePath();
        Template template = findCachedTemplate(key, file);


        //
        // Template not cached or the source file changed - compile new template!
        //
        if (template == null) {

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     * @throws ServletException If the request specified an invalid template source URL
     */
    protected Template getTemplate(URL url) throws ServletException {


        String key = url.toString();
        Template template = findCachedTemplate(key, null);


        // Template not cached or the source file changed - compile new template!
        if (template == null) {
            try {
                template = createAndStoreTemplate(key, url.openConnection().getInputStream(), null);

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