| /******************************************************************************* |
| * 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.ofbiz.webapp.ftl; |
| |
| import freemarker.core.Environment; |
| import freemarker.ext.beans.BeanModel; |
| import freemarker.template.*; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * SetRequestAttributeMethod - Freemarker Method for setting context fields |
| */ |
| public class SetContextFieldTransform implements TemplateMethodModelEx { |
| |
| public static final String module = SetContextFieldTransform.class.getName(); |
| |
| /* |
| * @see freemarker.template.TemplateMethodModel#exec(java.util.List) |
| */ |
| @SuppressWarnings("unchecked") |
| public Object exec(List args) throws TemplateModelException { |
| if (args == null || args.size() != 2) |
| throw new TemplateModelException("Invalid number of arguements"); |
| if (!(args.get(0) instanceof TemplateScalarModel)) |
| throw new TemplateModelException("First argument not an instance of TemplateScalarModel"); |
| if (!(args.get(1) instanceof BeanModel) && !(args.get(1) instanceof TemplateNumberModel) && !(args.get(1) instanceof TemplateScalarModel)) |
| throw new TemplateModelException("Second argument not an instance of BeanModel nor TemplateNumberModel nor TemplateScalarModel"); |
| |
| Environment env = Environment.getCurrentEnvironment(); |
| BeanModel req = (BeanModel)env.getVariable("context"); |
| Map context = (Map) req.getWrappedObject(); |
| |
| String name = ((TemplateScalarModel) args.get(0)).getAsString(); |
| Object value = null; |
| if (args.get(1) instanceof TemplateScalarModel) |
| value = ((TemplateScalarModel) args.get(1)).getAsString(); |
| if (args.get(1) instanceof TemplateNumberModel) |
| value = ((TemplateNumberModel) args.get(1)).getAsNumber(); |
| if (args.get(1) instanceof BeanModel) |
| value = ((BeanModel) args.get(1)).getWrappedObject(); |
| |
| context.put(name, value); |
| return new SimpleScalar(""); |
| } |
| |
| } |