| /* |
| * $Id$ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.tiles.request.freemarker.autotag; |
| |
| import java.util.Map; |
| |
| import org.apache.tiles.autotag.core.runtime.ModelBody; |
| import org.apache.tiles.autotag.core.runtime.AutotagRuntime; |
| import org.apache.tiles.request.Request; |
| import org.apache.tiles.request.freemarker.FreemarkerRequest; |
| import org.apache.tiles.request.freemarker.FreemarkerRequestUtil; |
| |
| import freemarker.core.Environment; |
| import freemarker.template.TemplateDirectiveBody; |
| import freemarker.template.TemplateDirectiveModel; |
| import freemarker.template.TemplateModel; |
| |
| /** |
| * A Runtime for implementing a Freemarker Template Directive. |
| */ |
| public class FreemarkerAutotagRuntime implements AutotagRuntime<Request>, TemplateDirectiveModel { |
| |
| private Environment env; |
| private TemplateDirectiveBody body; |
| private Map<String, TemplateModel> params; |
| |
| /** {@inheritDoc} */ |
| @SuppressWarnings("unchecked") |
| @Override |
| public void execute(Environment env, Map params, TemplateModel[] loopVars, TemplateDirectiveBody body) { |
| this.env = env; |
| this.body = body; |
| this.params = params; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public Request createRequest() { |
| return FreemarkerRequest.createServletFreemarkerRequest(FreemarkerRequestUtil.getApplicationContext(env), env); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public ModelBody createModelBody() { |
| return new FreemarkerModelBody(env.getOut(), body); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public <T> T getParameter(String name, Class<T> type, T defaultValue) { |
| return FreemarkerUtil.getAsObject((TemplateModel)params.get(name), type, defaultValue); |
| } |
| } |