001/** 002 * 003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved. 004 * 005 * This library is free software; you can redistribute it and/or 006 * modify it under the terms of the GNU Lesser General Public 007 * License as published by the Free Software Foundation; either 008 * version 2.1 of the License, or (at your option) any later version. 009 * 010 * This library is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 013 * Lesser General Public License for more details. 014 * 015 * You should have received a copy of the GNU Lesser General Public 016 * License along with this library. If not, see <http://www.gnu.org/licenses/>. 017 * 018 **/ 019package lucee.runtime.interpreter.ref; 020 021import lucee.runtime.PageContext; 022import lucee.runtime.exp.PageException; 023 024/** 025 * Define a Reference to a Object 026 */ 027public interface Ref { 028 029 /** 030 * return the value for that the reference is for 031 * @return value to reference 032 * @throws PageException 033 */ 034 public Object touchValue(PageContext pc) throws PageException; 035 036 /** 037 * return the value for that the reference is for 038 * @return value to reference 039 * @throws PageException 040 */ 041 public Object getValue(PageContext pc) throws PageException; 042 043 /** 044 * return the value for that the reference is for 045 * @return value to reference 046 * @throws PageException 047 */ 048 public Object getCollection(PageContext pc) throws PageException; 049 050 /** 051 * return the name name of a reference 052 * @return type as string 053 */ 054 public String getTypeName(); 055 056 057 public boolean eeq(PageContext pc,Ref other) throws PageException; 058}