| /* |
| * 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. |
| */ |
| |
| /* |
| * 22 October 1999: This class added by Holger Arendt. |
| */ |
| |
| package freemarker.template; |
| |
| import java.util.List; |
| |
| import freemarker.core.Environment; |
| |
| /** |
| * "method" template language data type: Objects that act like functions. The name comes from that their original |
| * application was calling Java methods via {@link freemarker.ext.beans.BeansWrapper}. |
| * |
| * <p>In templates they are used like {@code myMethod("foo", "bar")} or {@code myJavaObject.myJavaMethod("foo", "bar")}. |
| * |
| * @deprecated Use {@link TemplateMethodModelEx} instead. This interface is from the old times when the only kind of |
| * value you could pass in was string. |
| */ |
| @Deprecated |
| public interface TemplateMethodModel extends TemplateModel { |
| |
| /** |
| * Executes the method call. All arguments passed to the method call are |
| * coerced to strings before being passed, if the FreeMarker rules allow |
| * the coercion. If some of the passed arguments can not be coerced to a |
| * string, an exception will be raised in the engine and the method will |
| * not be called. If your method would like to act on actual data model |
| * objects instead of on their string representations, implement the |
| * {@link TemplateMethodModelEx} instead. |
| * |
| * @param arguments a <tt>List</tt> of <tt>String</tt> objects |
| * containing the values of the arguments passed to the method. |
| * |
| * @return the return value of the method, or {@code null}. If the returned value |
| * does not implement {@link TemplateModel}, it will be automatically |
| * wrapped using the {@link Environment#getObjectWrapper() environment |
| * object wrapper}. |
| */ |
| public Object exec(List arguments) throws TemplateModelException; |
| } |