LCOV - app.info - content/xslt/src/xpath/txUnionExpr.cpp

LCOV - code coverage report
| Current view: | directory - content/xslt/src/xpath - txUnionExpr.cpp (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 38 | 0 | 0.0 %
| Date: | 2012-06-02 | Functions: | 7 | 0 | 0.0 %

           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                 :  * The MITRE Corporation.
          19                 :  * Portions created by the Initial Developer are Copyright (C) 1999
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *   Keith Visco <kvisco@ziplink.net> (Original Author)
          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                 : #include "txExpr.h"
          40                 : #include "txIXPathContext.h"
          41                 : #include "txNodeSet.h"
          42                 :
          43                 :   //-------------/
          44                 :  //- UnionExpr -/
          45                 : //-------------/
          46                 :
          47                 :     //-----------------------------/
          48                 :   //- Virtual methods from Expr -/
          49                 : //-----------------------------/
          50                 :
          51                 : /**
          52                 :  * Evaluates this Expr based on the given context node and processor state
          53                 :  * @param context the context node for evaluation of this Expr
          54                 :  * @param ps the ContextState containing the stack information needed
          55                 :  * for evaluation
          56                 :  * @return the result of the evaluation
          57                 : **/
          58                 : nsresult
          59               0 : UnionExpr::evaluate(txIEvalContext* aContext, txAExprResult** aResult)
          60                 : {
          61               0 :     *aResult = nsnull;
          62               0 :     nsRefPtr<txNodeSet> nodes;
          63               0 :     nsresult rv = aContext->recycler()->getNodeSet(getter_AddRefs(nodes));
          64               0 :     NS_ENSURE_SUCCESS(rv, rv);
          65                 :
          66               0 :     PRUint32 i, len = mExpressions.Length();
          67               0 :     for (i = 0; i < len; ++i) {
          68               0 :         nsRefPtr<txAExprResult> exprResult;
          69               0 :         rv = mExpressions[i]->evaluate(aContext, getter_AddRefs(exprResult));
          70               0 :         NS_ENSURE_SUCCESS(rv, rv);
          71                 :
          72               0 :         if (exprResult->getResultType() != txAExprResult::NODESET) {
          73                 :             //XXX ErrorReport: report nonnodeset error
          74               0 :             return NS_ERROR_XSLT_NODESET_EXPECTED;
          75                 :         }
          76                 :
          77               0 :         nsRefPtr<txNodeSet> resultSet, ownedSet;
          78                 :         resultSet = static_cast<txNodeSet*>
          79               0 :                                (static_cast<txAExprResult*>(exprResult));
          80               0 :         exprResult = nsnull;
          81               0 :         rv = aContext->recycler()->
          82               0 :             getNonSharedNodeSet(resultSet, getter_AddRefs(ownedSet));
          83               0 :         NS_ENSURE_SUCCESS(rv, rv);
          84                 :
          85               0 :         rv = nodes->addAndTransfer(ownedSet);
          86               0 :         NS_ENSURE_SUCCESS(rv, rv);
          87                 :     }
          88                 :
          89               0 :     *aResult = nodes;
          90               0 :     NS_ADDREF(*aResult);
          91                 :
          92               0 :     return NS_OK;
          93                 : } //-- evaluate
          94                 :
          95                 : Expr::ExprType
          96               0 : UnionExpr::getType()
          97                 : {
          98               0 :   return UNION_EXPR;
          99                 : }
         100                 :
         101               0 : TX_IMPL_EXPR_STUBS_LIST(UnionExpr, NODESET_RESULT, mExpressions)
         102                 :
         103                 : bool
         104               0 : UnionExpr::isSensitiveTo(ContextSensitivity aContext)
         105                 : {
         106               0 :     PRUint32 i, len = mExpressions.Length();
         107               0 :     for (i = 0; i < len; ++i) {
         108               0 :         if (mExpressions[i]->isSensitiveTo(aContext)) {
         109               0 :             return true;
         110                 :         }
         111                 :     }
         112                 :
         113               0 :     return false;
         114                 : }
         115                 :
         116                 : #ifdef TX_TO_STRING
         117                 : void
         118               0 : UnionExpr::toString(nsAString& dest)
         119                 : {
         120                 :     PRUint32 i;
         121               0 :     for (i = 0; i < mExpressions.Length(); ++i) {
         122               0 :         if (i > 0)
         123               0 :             dest.AppendLiteral(" | ");
         124               0 :         mExpressions[i]->toString(dest);
         125                 :     }
         126               0 : }
         127                 : #endif

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