01: /*
02: * Copyright (c) 1998-2003 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Scott Ferguson
28: */
29:
30: package com.caucho.jsf.el;
31:
32: import java.util.*;
33: import javax.el.*;
34: import com.caucho.jsp.el.*;
35:
36: /**
37: * Represents implicit JSF variables.
38: */
39: public class JsfImplicitVariableMapper extends VariableMapper {
40: public static final JsfImplicitVariableMapper MAPPER = new JsfImplicitVariableMapper();
41:
42: private static final HashMap<String, ValueExpression> _map = new HashMap<String, ValueExpression>();
43:
44: public ValueExpression resolveVariable(String variable) {
45: return _map.get(variable);
46: }
47:
48: public ValueExpression setVariable(String variable,
49: ValueExpression expr) {
50: return expr;
51: }
52:
53: static {
54: _map.put("application", ApplicationExpression.EXPR);
55: _map.put("applicationScope", ApplicationScopeExpression.EXPR);
56: _map.put("cookie", CookieExpression.EXPR);
57: _map.put("header", HeaderExpression.EXPR);
58: _map.put("headerValues", HeaderValuesExpression.EXPR);
59: _map.put("initParam", InitParamExpression.EXPR);
60: _map.put("pageContext", PageContextExpression.EXPR);
61: _map.put("param", ParamExpression.EXPR);
62: _map.put("paramValues", ParamValuesExpression.EXPR);
63: _map.put("request", RequestExpression.EXPR);
64: _map.put("requestScope", RequestScopeExpression.EXPR);
65: _map.put("session", SessionExpression.EXPR);
66: _map.put("sessionScope", SessionScopeExpression.EXPR);
67: }
68: }
|