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.var; 020 021import lucee.runtime.PageContext; 022import lucee.runtime.exp.ExpressionException; 023import lucee.runtime.exp.PageException; 024import lucee.runtime.interpreter.InterpreterException; 025import lucee.runtime.interpreter.ref.Ref; 026import lucee.runtime.interpreter.ref.RefSupport; 027import lucee.runtime.interpreter.ref.Set; 028 029public final class Assign extends RefSupport implements Ref { 030 031 private Ref value; 032 private Set coll; 033 private final boolean limited; 034 035 036 public Assign(Ref coll, Ref value, boolean limited) throws ExpressionException { 037 if(!(coll instanceof Set)) 038 throw new InterpreterException("invalid assignment left-hand side ("+coll.getTypeName()+")"); 039 this.coll=(Set) coll; 040 this.value=value; 041 this.limited=limited; 042 } 043 044 public Assign(Set coll, Ref value, boolean limited) { 045 this.coll=coll; 046 this.value=value; 047 this.limited=limited; 048 } 049 050 @Override 051 public Object getValue(PageContext pc) throws PageException { 052 if(limited) throw new InterpreterException("invalid syntax, variables are not supported in a json string."); 053 return coll.setValue(pc,value.getValue(pc)); 054 } 055 056 @Override 057 public String getTypeName() { 058 return "operation"; 059 } 060}