01: /*
02: * Copyright (c) 1998-2008 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: * Free SoftwareFoundation, Inc.
23: * 59 Temple Place, Suite 330
24: * Boston, MA 02111-1307 USA
25: *
26: * @author Scott Ferguson
27: */
28:
29: package com.caucho.jsp.el;
30:
31: import com.caucho.el.ELParser;
32: import com.caucho.el.Expr;
33:
34: import javax.el.ELContext;
35:
36: /**
37: * Parses the expression.
38: */
39: public class JspELParser extends ELParser {
40: /**
41: * Creates a new JspELParser
42: */
43: public JspELParser(ELContext env, String string) {
44: super (env, string);
45: }
46:
47: protected ELParser create(String string) {
48: ELParser parser = new JspELParser(_elContext, string);
49:
50: copyTo(parser);
51:
52: return parser;
53: }
54:
55: /**
56: * Creates the implicit object for the name.
57: */
58: protected Expr createImplicitObjectExpr(String name) {
59: /*
60: if (name.equals("pageContext") ||
61: name.equals("applicationScope") ||
62: name.equals("sessionScope") ||
63: name.equals("requestScope") ||
64: name.equals("pageScope") ||
65: name.equals("param") ||
66: name.equals("paramValues") ||
67: name.equals("header") ||
68: name.equals("headerValues") ||
69: name.equals("cookie") ||
70: name.equals("initParam"))
71: return new ImplicitObjectExpr(name);
72: else
73: return null;
74: */
75:
76: return null;
77: }
78: }
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