1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is TransforMiiX XSLT processor code.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * Jonas Sicking.
19 : * Portions created by the Initial Developer are Copyright (C) 2002
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Jonas Sicking <sicking@bigfoot.com>
24 : *
25 : * Alternatively, the contents of this file may be used under the terms of
26 : * either the GNU General Public License Version 2 or later (the "GPL"), or
27 : * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
28 : * in which case the provisions of the GPL or the LGPL are applicable instead
29 : * of those above. If you wish to allow use of your version of this file only
30 : * under the terms of either the GPL or the LGPL, and not to allow others to
31 : * use your version of this file under the terms of the MPL, indicate your
32 : * decision by deleting the provisions above and replace them with the notice
33 : * and other provisions required by the GPL or the LGPL. If you do not delete
34 : * the provisions above, a recipient may use your version of this file under
35 : * the terms of any one of the MPL, the GPL or the LGPL.
36 : *
37 : * ***** END LICENSE BLOCK ***** */
38 :
39 : #ifndef TRANSFRMX_VARIABLEMAP_H
40 : #define TRANSFRMX_VARIABLEMAP_H
41 :
42 : #include "txError.h"
43 : #include "txXMLUtils.h"
44 : #include "txExprResult.h"
45 : #include "txExpandedNameMap.h"
46 :
47 : class txVariableMap {
48 : public:
49 : txVariableMap();
50 : ~txVariableMap();
51 :
52 : nsresult bindVariable(const txExpandedName& aName, txAExprResult* aValue);
53 :
54 : void getVariable(const txExpandedName& aName, txAExprResult** aResult);
55 :
56 : void removeVariable(const txExpandedName& aName);
57 :
58 : private:
59 : txExpandedNameMap<txAExprResult> mMap;
60 : };
61 :
62 :
63 : inline
64 0 : txVariableMap::txVariableMap()
65 : {
66 0 : MOZ_COUNT_CTOR(txVariableMap);
67 0 : }
68 :
69 : inline
70 0 : txVariableMap::~txVariableMap()
71 : {
72 0 : MOZ_COUNT_DTOR(txVariableMap);
73 :
74 0 : txExpandedNameMap<txAExprResult>::iterator iter(mMap);
75 0 : while (iter.next()) {
76 0 : txAExprResult* res = iter.value();
77 0 : NS_RELEASE(res);
78 : }
79 0 : }
80 :
81 : inline nsresult
82 0 : txVariableMap::bindVariable(const txExpandedName& aName, txAExprResult* aValue)
83 : {
84 0 : NS_ASSERTION(aValue, "can't add null-variables to a txVariableMap");
85 0 : nsresult rv = mMap.add(aName, aValue);
86 0 : if (NS_SUCCEEDED(rv)) {
87 0 : NS_ADDREF(aValue);
88 : }
89 0 : else if (rv == NS_ERROR_XSLT_ALREADY_SET) {
90 0 : rv = NS_ERROR_XSLT_VAR_ALREADY_SET;
91 : }
92 0 : return rv;
93 : }
94 :
95 : inline void
96 0 : txVariableMap::getVariable(const txExpandedName& aName, txAExprResult** aResult)
97 : {
98 0 : *aResult = mMap.get(aName);
99 0 : if (*aResult) {
100 0 : NS_ADDREF(*aResult);
101 : }
102 0 : }
103 :
104 : inline void
105 0 : txVariableMap::removeVariable(const txExpandedName& aName)
106 : {
107 0 : txAExprResult* var = mMap.remove(aName);
108 0 : NS_IF_RELEASE(var);
109 0 : }
110 :
111 : #endif //TRANSFRMX_VARIABLEMAP_H
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