Package groovy.text

Examples of groovy.text.Template

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    public void expand(final Map<String, ?> properties) {
        transformers.add(new Transformer<Reader>() {
            public Reader transform(Reader original) {
                try {
                    Template template;
                    try {
                        SimpleTemplateEngine engine = new SimpleTemplateEngine();
                        template = engine.createTemplate(original);
                    } finally {
                        original.close();
                    }
                    StringWriter writer = new StringWriter();
                    template.make(properties).writeTo(writer);
                    return new StringReader(writer.toString());
                } catch (IOException e) {
                    throw new UncheckedIOException(e);
                }
            }
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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 = null;

        /*
         * Test cache for a valid template bound to the key.
         */
        if (verbose) {
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        //
        // Get the requested template.
        //
        long getMillis = System.currentTimeMillis();
        Template template = getTemplate(file);
        getMillis = System.currentTimeMillis() - getMillis;

        //
        // Create new binding for the current request.
        //
        ServletBinding binding = new ServletBinding(request, response, servletContext);
        setVariables(binding);

        //
        // Prepare the response buffer content type _before_ getting the writer.
        // and set status code to ok
        //
        response.setContentType(CONTENT_TYPE_TEXT_HTML + "; charset=" + encoding);
        response.setStatus(HttpServletResponse.SC_OK);

        //
        // Get the output stream writer from the binding.
        //
        Writer out = (Writer) binding.getVariable("out");
        if (out == null) {
            out = response.getWriter();
        }

        //
        // Evaluate the template.
        //
        if (verbose) {
            log("Making template \"" + name + "\"...");
        }
        // String made = template.make(binding.getVariables()).toString();
        // log(" = " + made);
        long makeMillis = System.currentTimeMillis();
        template.make(binding.getVariables()).writeTo(out);
        makeMillis = System.currentTimeMillis() - makeMillis;

        if (generateBy) {
            StringBuffer sb = new StringBuffer(100);
            sb.append("\n<!-- Generated by Groovy TemplateServlet [create/get=");
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        super(scriptEngineFactory);
        this.templateEngine = new GStringTemplateEngine(classLoader);
    }
   
    public Object eval(Reader reader, ScriptContext ctx) throws ScriptException {
        Template template = null;
        try {
            template = templateEngine.createTemplate(reader);
        } catch (IOException e) {
            throw new ScriptException("Unable to compile GSP script: " + e.getMessage());
        } catch (ClassNotFoundException e) {
            throw new ScriptException("Unable to compile GSP script: " + e.getMessage());
        }

        Bindings bindings = ctx.getBindings(ScriptContext.ENGINE_SCOPE);

        Writable result = template.make(bindings);

        try {
            result.writeTo(ctx.getWriter());
        } catch (IOException e) {
            throw new ScriptException("Unable to write result of script execution: " + e.getMessage());
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        // we add the binding to the SimpleTemplateEngine instead of the shell
        GroovyShell shell = createEngine(descriptor, Collections.EMPTY_MAP);
        SimpleTemplateEngine engine = new SimpleTemplateEngine(shell);
        try {
            String text = IOUtils.toString(templateStream);
            Template tmpl;
            synchronized (templateCache) {
                Reference<Template> templateR = templateCache.get(text);
                tmpl = templateR == null ? null : templateR.get();
                if (tmpl == null) {
                    tmpl = engine.createTemplate(text);
                    templateCache.put(text, new SoftReference<Template>(tmpl));
                }
            }
            result = tmpl.make(binding).toString();
        } catch(Exception e) {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);
            e.printStackTrace(pw);
            result = "Exception raised during template rendering: " + e.getMessage() + "\n\n" + sw.toString();
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    String applyClassTemplates(GroovyClassDoc classDoc) {
        String templatePath = classTemplatePaths.get(0); // todo (iterate)
        String templateWithBindingApplied = "";
        try {
            Template t = classTemplates.get(templatePath);
            if (t == null) {
                t = engine.createTemplate(resourceManager.getReader(templatePath));
                classTemplates.put(templatePath, t);
            }
            Map<String, Object> binding = new HashMap<String, Object>();
            binding.put("classDoc", classDoc);
            binding.put("props", properties);
            templateWithBindingApplied = t.make(binding).toString();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return templateWithBindingApplied;
    }
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    }

    String applyPackageTemplate(String template, GroovyPackageDoc packageDoc) {
        String templateWithBindingApplied = "";
        try {
            Template t = packageTemplates.get(template);
            if (t == null) {
                t = engine.createTemplate(resourceManager.getReader(template));
                packageTemplates.put(template, t);
            }
            Map<String, Object> binding = new HashMap<String, Object>();
            binding.put("packageDoc", packageDoc);
            binding.put("props", properties);
            templateWithBindingApplied = t.make(binding).toString();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return templateWithBindingApplied;
    }
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    }

    String applyRootDocTemplate(String template, GroovyRootDoc rootDoc) {
        String templateWithBindingApplied = "";
        try {
            Template t = docTemplates.get(template);
            if (t == null) {
                t = engine.createTemplate(resourceManager.getReader(template));
                docTemplates.put(template, t);
            }
            Map<String, Object> binding = new HashMap<String, Object>();
            binding.put("rootDoc", rootDoc);
            binding.put("props", properties);
            templateWithBindingApplied = t.make(binding).toString();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return templateWithBindingApplied;
    }
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    public void testPlatformLineWriter() throws IOException, ClassNotFoundException {
        String LS = System.getProperty("line.separator");
        Map binding = new HashMap();
        binding.put("first", "Tom");
        binding.put("last", "Adams");
        Template template = new SimpleTemplateEngine().createTemplate("<%= first %>\n<% println last %>");
        StringWriter stringWriter = new StringWriter();
        Writer platformWriter = new PlatformLineWriter(stringWriter);
        template.make(binding).writeTo(platformWriter);
        assertEquals("Tom" + LS + "Adams" + LS, stringWriter.toString());
    }
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     * {@inheritDoc}
     */
    @Override
    public Object evaluate(String expression, Map<String, Object> evaluationContext, Object root) throws ExpressionEvaluationException {
        try {
            Template template = this.templateCache.get(expression);
            if (template == null) {
                LOG.debug("Compiled template not found in cache, compiling template and caching.");
                try {
                    template = engine.createTemplate(CONVERSATION_ACCESSOR + CONVERSATION_TERMINATOR + CONVERSATION_INITIATOR + CONVERSATION_CONTINUATOR + expression);
                } catch (CompilationFailedException e) {
                    LOG.error("Could not compile template.  Message:  " + e.getMessage());
                } catch (ClassNotFoundException e) {
                    LOG.error("Could not compile template.  Message:  " + e.getMessage());
                } catch (IOException e) {
                    LOG.error("Could not compile template.  Message:  " + e.getMessage());
                }
                this.templateCache.put(expression, template);
            }
            evaluationContext.put("action", root);
            return template.make(evaluationContext).toString();
        } catch (Exception e) {
            throw new ExpressionEvaluationException(expression, e);
        }
    }
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Related Classes of groovy.text.Template

  • com.github.overengineer.scope.conversation.expression.eval.Groovy
  • com.jetdrone.vertx.yoke.engine.GroovyTemplateEngine
  • groovy.io.PlatformLineWriterTest
  • groovy.servlet.TemplateServlet
  • groovy.text.markup.BaseTemplate
  • hudson.plugins.emailext.plugins.content.ScriptContent
  • org.apache.sling.scripting.groovy.scripting.internal.GSPScriptEngine
  • org.archive.modules.deciderules.ExpressionDecideRule
  • org.archive.modules.extractor.ExtractorMultipleRegex
  • org.codehaus.groovy.tools.groovydoc.GroovyDocTemplateEngine
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