io.vertx.ext.web.handler.TemplateHandler Maven / Gradle / Ivy
/*
* Copyright 2014 Red Hat, Inc.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
*
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* The Apache License v2.0 is available at
* http://www.opensource.org/licenses/apache2.0.php
*
* You may elect to redistribute this code under either of these licenses.
*/
package io.vertx.ext.web.handler;
import io.vertx.codegen.annotations.Fluent;
import io.vertx.codegen.annotations.VertxGen;
import io.vertx.core.Handler;
import io.vertx.ext.web.handler.impl.TemplateHandlerImpl;
import io.vertx.ext.web.RoutingContext;
import io.vertx.ext.web.common.template.TemplateEngine;
/**
*
* A handler which renders responses using a template engine and where the template name is selected from the URI
* path.
*
* @author Tim Fox
*/
@VertxGen
public interface TemplateHandler extends Handler {
/**
* The default directory where templates will be looked for
*/
String DEFAULT_TEMPLATE_DIRECTORY = "templates";
/**
* The default content type header to be used in the response
*/
String DEFAULT_CONTENT_TYPE = "text/html";
/**
* The default index page
*/
String DEFAULT_INDEX_TEMPLATE = "index";
/**
* Set the index template
*
* @param indexTemplate the index template
* @return a reference to this, so the API can be used fluently
*/
@Fluent
TemplateHandler setIndexTemplate(String indexTemplate);
/**
* Create a handler
*
* @param engine the template engine
* @return the handler
*/
static TemplateHandler create(TemplateEngine engine) {
return new TemplateHandlerImpl(engine, DEFAULT_TEMPLATE_DIRECTORY, DEFAULT_CONTENT_TYPE);
}
/**
* Create a handler
*
* @param engine the template engine
* @param templateDirectory the template directory where templates will be looked for
* @param contentType the content type header to be used in the response
* @return the handler
*/
static TemplateHandler create(TemplateEngine engine, String templateDirectory, String contentType) {
return new TemplateHandlerImpl(engine, templateDirectory, contentType);
}
}