1 /*** 2 * Cecilia ADL Compiler 3 * Copyright (C) 2006-2007 STMicroelectronics 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Lesser General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General Public 16 * License along with this library; if not, write to the Free Software 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 * 19 * Contact: fractal@objectweb.org 20 * 21 * Author:Ali Erdem Ozcan, Lionel Debroux 22 */ 23 24 package org.objectweb.fractal.cecilia.adl.idl; 25 26 import org.objectweb.fractal.cecilia.adl.idl.ast.Field; 27 import org.objectweb.fractal.cecilia.adl.idl.ast.UnionDefinition; 28 29 /** 30 * The meta builder interface for Union writers. 31 */ 32 public interface UnionVisitor extends IDLVisitor { 33 34 /** 35 * Builds the header part for an given union definition. 36 * 37 * @param union the union definition. 38 * @throws Exception if any error occurs. 39 */ 40 void enterUnion(UnionDefinition union) throws Exception; 41 42 /** 43 * Builds the footer part for an given union definition. 44 * 45 * @param union the union definition. 46 * @throws Exception if any error occurs. 47 */ 48 void leaveUnion(UnionDefinition union) throws Exception; 49 50 /** 51 * Visits a field definition. 52 * 53 * @param field the field definition to be used. 54 * @throws Exception if any error occurs. 55 */ 56 void visitField(Field field) throws Exception; 57 58 }