Package org.apache.struts2.components.template

Examples of org.apache.struts2.components.template.TemplateEngine


        return new Template(templateDir, theme, template);

    }

    protected void mergeTemplate(Writer writer, Template template) throws Exception {
        final TemplateEngine engine = templateEngineManager.getTemplateEngine(template, templateSuffix);
        if (engine == null) {
            throw new ConfigurationException("Unable to find a TemplateEngine for template " + template);
        }

        if (LOG.isDebugEnabled()) {
            LOG.debug("Rendering template " + template);
        }

        final TemplateRenderingContext context = new TemplateRenderingContext(template, writer, getStack(), getParameters(), this);
        engine.renderTemplate(context);
    }
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        mgr.setDefaultTemplateType("jsp");
    }
   
    public void testTemplateTypeFromTemplateNameAndDefaults() {
       
        TemplateEngine engine = mgr.getTemplateEngine(new Template("/template", "simple", "foo"), null);
        assertTrue(engine instanceof JspTemplateEngine);
        engine = mgr.getTemplateEngine(new Template("/template", "simple", "foo.vm"), null);
        assertTrue(engine instanceof VelocityTemplateEngine);
    }
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        engine = mgr.getTemplateEngine(new Template("/template", "simple", "foo.vm"), null);
        assertTrue(engine instanceof VelocityTemplateEngine);
    }

    public void testTemplateTypeOverrides() {
        TemplateEngine engine = mgr.getTemplateEngine(new Template("/template", "simple", "foo"), "ftl");
        assertTrue(engine instanceof FreemarkerTemplateEngine);
        engine = mgr.getTemplateEngine(new Template("/template", "simple", "foo.vm"), "ftl");
        assertTrue(engine instanceof VelocityTemplateEngine);
        engine = mgr.getTemplateEngine(new Template("/template", "simple", "foo.ftl"), "");
        assertTrue(engine instanceof FreemarkerTemplateEngine);
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        assertTrue(engine instanceof FreemarkerTemplateEngine);
    }

    public void testTemplateTypeUsesDefaultWhenNotSetInConfiguration() {
        mgr.setDefaultTemplateType(null);
        TemplateEngine engine = mgr.getTemplateEngine(new Template("/template", "simple", "foo"), null);
        Template template = new Template("/template", "simple", "foo." + TemplateEngineManager.DEFAULT_TEMPLATE_TYPE);
        TemplateEngine defaultTemplateEngine = mgr.getTemplateEngine(template, null);
        assertTrue(engine.getClass().equals(defaultTemplateEngine.getClass()));
    }
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        return new Template(templateDir, theme, template);

    }

    protected void mergeTemplate(Writer writer, Template template) throws Exception {
        final TemplateEngine engine = templateEngineManager.getTemplateEngine(template, templateSuffix);
        if (engine == null) {
            throw new ConfigurationException("Unable to find a TemplateEngine for template " + template);
        }

        if (LOG.isDebugEnabled()) {
            LOG.debug("Rendering template " + template);
        }

        final TemplateRenderingContext context = new TemplateRenderingContext(template, writer, getStack(), getParameters(), this);
        engine.renderTemplate(context);
    }
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        if (theme == null) {
            // Theme not supported, so do what struts would have done if we were not here.
            if (LOG.isDebugEnabled()) {
                LOG.debug("Theme not found [#0] trying default template engine using template type [#1]", t.getTheme(), defaultTemplateType);
            }
            final TemplateEngine engine = templateEngineManager.getTemplateEngine(templateContext.getTemplate(), defaultTemplateType);

            if (engine == null) {
                // May be the default template has changed?
                throw new ConfigurationException("Unable to find a TemplateEngine for template type '" + defaultTemplateType
                        + "' whilst trying to render template " + templateContext.getTemplate());
            } else {
                try {
                    // Retry render
                    engine.renderTemplate(templateContext);
                } catch (Exception e) {
                    // Give up and throw a new StrutsException(e);
                    throw new StrutsException("Cannot render tag [" + t.getName() + "] because theme ["
                            + t.getTheme() + "] was not found.", e);
                }
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        return new Template(templateDir, theme, template);

    }

    protected void mergeTemplate(Writer writer, Template template) throws Exception {
        final TemplateEngine engine = templateEngineManager.getTemplateEngine(template, templateSuffix);
        if (engine == null) {
            throw new ConfigurationException("Unable to find a TemplateEngine for template " + template);
        }

        if (LOG.isDebugEnabled()) {
            LOG.debug("Rendering template " + template);
        }

        final TemplateRenderingContext context = new TemplateRenderingContext(template, writer, getStack(), getParameters(), this);
        engine.renderTemplate(context);
    }
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        return new Template(templateDir, theme, template);

    }

    protected void mergeTemplate(Writer writer, Template template) throws Exception {
        final TemplateEngine engine = templateEngineManager.getTemplateEngine(template, templateSuffix);
        if (engine == null) {
            throw new ConfigurationException("Unable to find a TemplateEngine for template " + template);
        }

        if (LOG.isDebugEnabled()) {
            LOG.debug("Rendering template " + template);
        }

        final TemplateRenderingContext context = new TemplateRenderingContext(template, writer, getStack(), getParameters(), this);
        engine.renderTemplate(context);
    }
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    public void testThemeExpansionToken() throws Exception {
        // given
        FreemarkerThemeTemplateLoader loader = new FreemarkerThemeTemplateLoader();
        loader.setUIThemeExpansionToken("~~~");

        TemplateEngine engine = mock(TemplateEngine.class);
        loader.setTemplateEngine(engine);

        TemplateLoader parent = mock(TemplateLoader.class);
        when(parent.findTemplateSource("template/foo/bar/text.ftl")).thenReturn(new Object());
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    public void testThemeExpansionTokenWithParent() throws Exception {
        // given
        FreemarkerThemeTemplateLoader loader = new FreemarkerThemeTemplateLoader();
        loader.setUIThemeExpansionToken("~~~");

        TemplateEngine engine = mock(TemplateEngine.class);
        Map<String, String> props = new HashMap<String, String>();
        props.put("parent", "foo/foo");
        when(engine.getThemeProps(Matchers.argThat(new IsEqual<Template>(new Template("template", "foo/bar", "text.ftl"))))).thenReturn(props);
        loader.setTemplateEngine(engine);

        TemplateLoader parent = mock(TemplateLoader.class);
        when(parent.findTemplateSource("template/foo/bar/text.ftl")).thenReturn(null);
        when(parent.findTemplateSource("template/foo/foo/text.ftl")).thenReturn(new Object());
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