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.PageException;
023import lucee.runtime.interpreter.VariableInterpreter;
024import lucee.runtime.interpreter.ref.Ref;
025import lucee.runtime.interpreter.ref.RefSupport;
026import lucee.runtime.interpreter.ref.Set;
027import lucee.runtime.interpreter.ref.literal.LString;
028
029/**
030 * 
031 */
032public final class Scope extends RefSupport implements Set {
033        
034        private int scope;
035
036        /**
037     * contructor of the class
038         * @param pc
039         * @param scope
040         */
041        public Scope(int scope) {
042                this.scope=scope;
043        }
044        
045        @Override
046        public Object getValue(PageContext pc) throws PageException {
047                return VariableInterpreter.scope(pc, scope, false);
048        }
049
050        @Override
051    public String getTypeName() {
052                return "scope";
053        }
054
055        @Override
056        public Object touchValue(PageContext pc) throws PageException {
057        return VariableInterpreter.scope(pc, scope, true);
058    }
059
060    @Override
061    public Object setValue(PageContext pc,Object obj) throws PageException {
062        return pc.undefinedScope().set(getKeyAsString(pc),obj);
063    }
064
065    /**
066     * @return scope
067     */
068    public int getScope() {
069        return scope;
070    }
071
072    @Override
073    public Ref getParent(PageContext pc) throws PageException {
074        return null;
075    }
076    
077    @Override
078    public Ref getKey(PageContext pc) throws PageException {
079        return new LString(getKeyAsString(pc));
080    }
081
082    @Override
083    public String getKeyAsString(PageContext pc) throws PageException {
084        //return ScopeFactory.toStringScope(scope,null);
085        return VariableInterpreter.scopeInt2String(scope);
086    }
087}