79 lines
1.8 KiB
C++
79 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef TRANSFRMX_VARIABLEMAP_H
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#define TRANSFRMX_VARIABLEMAP_H
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#include "nsError.h"
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#include "txXMLUtils.h"
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#include "txExprResult.h"
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#include "txExpandedNameMap.h"
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class txVariableMap {
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public:
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txVariableMap();
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~txVariableMap();
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nsresult bindVariable(const txExpandedName& aName, txAExprResult* aValue);
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void getVariable(const txExpandedName& aName, txAExprResult** aResult);
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void removeVariable(const txExpandedName& aName);
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private:
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txExpandedNameMap<txAExprResult> mMap;
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};
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inline
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txVariableMap::txVariableMap()
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{
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MOZ_COUNT_CTOR(txVariableMap);
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}
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inline
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txVariableMap::~txVariableMap()
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{
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MOZ_COUNT_DTOR(txVariableMap);
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txExpandedNameMap<txAExprResult>::iterator iter(mMap);
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while (iter.next()) {
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txAExprResult* res = iter.value();
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NS_RELEASE(res);
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}
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}
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inline nsresult
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txVariableMap::bindVariable(const txExpandedName& aName, txAExprResult* aValue)
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{
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NS_ASSERTION(aValue, "can't add null-variables to a txVariableMap");
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nsresult rv = mMap.add(aName, aValue);
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if (NS_SUCCEEDED(rv)) {
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NS_ADDREF(aValue);
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}
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else if (rv == NS_ERROR_XSLT_ALREADY_SET) {
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rv = NS_ERROR_XSLT_VAR_ALREADY_SET;
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}
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return rv;
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}
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inline void
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txVariableMap::getVariable(const txExpandedName& aName, txAExprResult** aResult)
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{
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*aResult = mMap.get(aName);
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if (*aResult) {
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NS_ADDREF(*aResult);
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}
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}
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inline void
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txVariableMap::removeVariable(const txExpandedName& aName)
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{
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txAExprResult* var = mMap.remove(aName);
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NS_IF_RELEASE(var);
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}
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#endif //TRANSFRMX_VARIABLEMAP_H
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