156ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson/* 256ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * Copyright (C) 2010 Google Inc. 356ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * 456ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * Licensed under the Apache License, Version 2.0 (the "License"); 556ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * you may not use this file except in compliance with the License. 656ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * You may obtain a copy of the License at 756ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * 856ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * http://www.apache.org/licenses/LICENSE-2.0 956ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * 1056ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * Unless required by applicable law or agreed to in writing, software 1156ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * distributed under the License is distributed on an "AS IS" BASIS, 1256ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1356ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * See the License for the specific language governing permissions and 1456ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * limitations under the License. 1556ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson */ 1656ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson 1756ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodsonpackage com.google.clearsilver.jsilver.template; 1856ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson 1956ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodsonimport com.google.clearsilver.jsilver.exceptions.JSilverInterpreterException; 2056ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson 2156ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson/** 2256ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * An executable macro. This exhibits all the same characteristics of a Template. 2356ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson */ 2456ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodsonpublic interface Macro extends Template { 2556ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson 2656ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson /** 2756ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * Name of macro (e.g. showTable). Used to generate error messages. 2856ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson */ 2956ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson String getMacroName(); 3056ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson 3156ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson /** 3256ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * Get the name of the nth argument defined in the macro. Throws exception if the argument is not 3356ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * found. 3456ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson */ 3556ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson String getArgumentName(int index) throws JSilverInterpreterException; 3656ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson 3756ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson /** 3856ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * Return the number of arguments this macro expects. Must be equal to the number of arguments 3956ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson * supplied. 4056ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson */ 4156ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson int getArgumentCount(); 4256ed4167b942ec265f9cee70ac4d71d10b3835ceBen Dodson} 43