LCOV - code coverage report
Current view: directory - content/xslt/src/xslt - txXSLTPatterns.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 237 0 0.0 %
Date: 2012-06-02 Functions: 46 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                 :  * Axel Hecht.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2002
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Axel Hecht <axel@pike.org>
      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 "nsReadableUtils.h"
      40                 : #include "txExecutionState.h"
      41                 : #include "txXSLTPatterns.h"
      42                 : #include "txNodeSetContext.h"
      43                 : #include "txForwardContext.h"
      44                 : #include "txXMLUtils.h"
      45                 : #include "txXSLTFunctions.h"
      46                 : #include "nsWhitespaceTokenizer.h"
      47                 : #include "nsIContent.h"
      48                 : 
      49                 : /*
      50                 :  * Returns the default priority of this Pattern.
      51                 :  * UnionPatterns don't like this.
      52                 :  * This should be called on the simple patterns.
      53                 :  */
      54               0 : double txUnionPattern::getDefaultPriority()
      55                 : {
      56               0 :     NS_ERROR("Don't call getDefaultPriority on txUnionPattern");
      57               0 :     return txDouble::NaN;
      58                 : }
      59                 : 
      60                 : /*
      61                 :  * Determines whether this Pattern matches the given node within
      62                 :  * the given context
      63                 :  * This should be called on the simple patterns for xsl:template,
      64                 :  * but is fine for xsl:key and xsl:number
      65                 :  */
      66               0 : bool txUnionPattern::matches(const txXPathNode& aNode, txIMatchContext* aContext)
      67                 : {
      68               0 :     PRUint32 i, len = mLocPathPatterns.Length();
      69               0 :     for (i = 0; i < len; ++i) {
      70               0 :         if (mLocPathPatterns[i]->matches(aNode, aContext)) {
      71               0 :             return true;
      72                 :         }
      73                 :     }
      74               0 :     return false;
      75                 : }
      76                 : 
      77                 : txPattern::Type
      78               0 : txUnionPattern::getType()
      79                 : {
      80               0 :   return UNION_PATTERN;
      81                 : }
      82                 : 
      83               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_EXPR(txUnionPattern)
      84                 : txPattern*
      85               0 : txUnionPattern::getSubPatternAt(PRUint32 aPos)
      86                 : {
      87               0 :     return mLocPathPatterns.SafeElementAt(aPos);
      88                 : }
      89                 : 
      90                 : void
      91               0 : txUnionPattern::setSubPatternAt(PRUint32 aPos, txPattern* aPattern)
      92                 : {
      93               0 :     NS_ASSERTION(aPos < mLocPathPatterns.Length(),
      94                 :                  "setting bad subexpression index");
      95               0 :     mLocPathPatterns[aPos] = aPattern;
      96               0 : }
      97                 : 
      98                 : 
      99                 : #ifdef TX_TO_STRING
     100                 : void
     101               0 : txUnionPattern::toString(nsAString& aDest)
     102                 : {
     103                 : #ifdef DEBUG
     104               0 :     aDest.AppendLiteral("txUnionPattern{");
     105                 : #endif
     106               0 :     for (PRUint32 i = 0; i < mLocPathPatterns.Length(); ++i) {
     107               0 :         if (i != 0)
     108               0 :             aDest.AppendLiteral(" | ");
     109               0 :         mLocPathPatterns[i]->toString(aDest);
     110                 :     }
     111                 : #ifdef DEBUG
     112               0 :     aDest.Append(PRUnichar('}'));
     113                 : #endif
     114               0 : }
     115                 : #endif
     116                 : 
     117                 : 
     118                 : /*
     119                 :  * LocationPathPattern
     120                 :  *
     121                 :  * a list of step patterns, can start with id or key
     122                 :  * (dealt with by the parser)
     123                 :  */
     124                 : 
     125               0 : nsresult txLocPathPattern::addStep(txPattern* aPattern, bool isChild)
     126                 : {
     127               0 :     Step* step = mSteps.AppendElement();
     128               0 :     if (!step)
     129               0 :         return NS_ERROR_OUT_OF_MEMORY;
     130                 : 
     131               0 :     step->pattern = aPattern;
     132               0 :     step->isChild = isChild;
     133                 : 
     134               0 :     return NS_OK;
     135                 : }
     136                 : 
     137               0 : bool txLocPathPattern::matches(const txXPathNode& aNode, txIMatchContext* aContext)
     138                 : {
     139               0 :     NS_ASSERTION(mSteps.Length() > 1, "Internal error");
     140                 : 
     141                 :     /*
     142                 :      * The idea is to split up a path into blocks separated by descendant
     143                 :      * operators. For example "foo/bar//baz/bop//ying/yang" is split up into
     144                 :      * three blocks. The "ying/yang" block is handled by the first while-loop
     145                 :      * and the "foo/bar" and "baz/bop" blocks are handled by the second
     146                 :      * while-loop.
     147                 :      * A block is considered matched when we find a list of ancestors that
     148                 :      * match the block. If there are more than one list of ancestors that
     149                 :      * match a block we only need to find the one furthermost down in the
     150                 :      * tree.
     151                 :      */
     152                 : 
     153               0 :     PRUint32 pos = mSteps.Length();
     154               0 :     Step* step = &mSteps[--pos];
     155               0 :     if (!step->pattern->matches(aNode, aContext))
     156               0 :         return false;
     157                 : 
     158               0 :     txXPathTreeWalker walker(aNode);
     159               0 :     bool hasParent = walker.moveToParent();
     160                 : 
     161               0 :     while (step->isChild) {
     162               0 :         if (!pos)
     163               0 :             return true; // all steps matched
     164               0 :         step = &mSteps[--pos];
     165               0 :         if (!hasParent || !step->pattern->matches(walker.getCurrentPosition(), aContext))
     166               0 :             return false; // no more ancestors or no match
     167                 : 
     168               0 :         hasParent = walker.moveToParent();
     169                 :     }
     170                 : 
     171                 :     // We have at least one // path separator
     172               0 :     txXPathTreeWalker blockWalker(walker);
     173               0 :     PRUint32 blockPos = pos;
     174                 : 
     175               0 :     while (pos) {
     176               0 :         if (!hasParent)
     177               0 :             return false; // There are more steps in the current block 
     178                 :                              // than ancestors of the tested node
     179                 : 
     180               0 :         step = &mSteps[--pos];
     181               0 :         if (!step->pattern->matches(walker.getCurrentPosition(), aContext)) {
     182                 :             // Didn't match. We restart at beginning of block using a new
     183                 :             // start node
     184               0 :             pos = blockPos;
     185               0 :             hasParent = blockWalker.moveToParent();
     186               0 :             walker.moveTo(blockWalker);
     187                 :         }
     188                 :         else {
     189               0 :             hasParent = walker.moveToParent();
     190               0 :             if (!step->isChild) {
     191                 :                 // We've matched an entire block. Set new start pos and start node
     192               0 :                 blockPos = pos;
     193               0 :                 blockWalker.moveTo(walker);
     194                 :             }
     195                 :         }
     196                 :     }
     197                 : 
     198               0 :     return true;
     199                 : } // txLocPathPattern::matches
     200                 : 
     201               0 : double txLocPathPattern::getDefaultPriority()
     202                 : {
     203               0 :     NS_ASSERTION(mSteps.Length() > 1, "Internal error");
     204                 : 
     205               0 :     return 0.5;
     206                 : }
     207                 : 
     208               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_EXPR(txLocPathPattern)
     209                 : txPattern*
     210               0 : txLocPathPattern::getSubPatternAt(PRUint32 aPos)
     211                 : {
     212               0 :     return aPos < mSteps.Length() ? mSteps[aPos].pattern.get() : nsnull;
     213                 : }
     214                 : 
     215                 : void
     216               0 : txLocPathPattern::setSubPatternAt(PRUint32 aPos, txPattern* aPattern)
     217                 : {
     218               0 :     NS_ASSERTION(aPos < mSteps.Length(), "setting bad subexpression index");
     219               0 :     Step* step = &mSteps[aPos];
     220               0 :     step->pattern.forget();
     221               0 :     step->pattern = aPattern;
     222               0 : }
     223                 : 
     224                 : #ifdef TX_TO_STRING
     225                 : void
     226               0 : txLocPathPattern::toString(nsAString& aDest)
     227                 : {
     228                 : #ifdef DEBUG
     229               0 :     aDest.AppendLiteral("txLocPathPattern{");
     230                 : #endif
     231               0 :     for (PRUint32 i = 0; i < mSteps.Length(); ++i) {
     232               0 :         if (i != 0) {
     233               0 :             if (mSteps[i].isChild)
     234               0 :                 aDest.Append(PRUnichar('/'));
     235                 :             else
     236               0 :                 aDest.AppendLiteral("//");
     237                 :         }
     238               0 :         mSteps[i].pattern->toString(aDest);
     239                 :     }
     240                 : #ifdef DEBUG
     241               0 :     aDest.Append(PRUnichar('}'));
     242                 : #endif
     243               0 : }
     244                 : #endif
     245                 : 
     246                 : /*
     247                 :  * txRootPattern
     248                 :  *
     249                 :  * a txPattern matching the document node, or '/'
     250                 :  */
     251                 : 
     252               0 : bool txRootPattern::matches(const txXPathNode& aNode, txIMatchContext* aContext)
     253                 : {
     254               0 :     return txXPathNodeUtils::isRoot(aNode);
     255                 : }
     256                 : 
     257               0 : double txRootPattern::getDefaultPriority()
     258                 : {
     259               0 :     return 0.5;
     260                 : }
     261                 : 
     262               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_EXPR(txRootPattern)
     263               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_PATTERN(txRootPattern)
     264                 : 
     265                 : #ifdef TX_TO_STRING
     266                 : void
     267               0 : txRootPattern::toString(nsAString& aDest)
     268                 : {
     269                 : #ifdef DEBUG
     270               0 :     aDest.AppendLiteral("txRootPattern{");
     271                 : #endif
     272               0 :     if (mSerialize)
     273               0 :         aDest.Append(PRUnichar('/'));
     274                 : #ifdef DEBUG
     275               0 :     aDest.Append(PRUnichar('}'));
     276                 : #endif
     277               0 : }
     278                 : #endif
     279                 : 
     280                 : /*
     281                 :  * txIdPattern
     282                 :  *
     283                 :  * txIdPattern matches if the given node has a ID attribute with one
     284                 :  * of the space delimited values.
     285                 :  * This looks like the id() function, but may only have LITERALs as
     286                 :  * argument.
     287                 :  */
     288               0 : txIdPattern::txIdPattern(const nsSubstring& aString)
     289                 : {
     290               0 :     nsWhitespaceTokenizer tokenizer(aString);
     291               0 :     while (tokenizer.hasMoreTokens()) {
     292                 :         // this can fail, XXX move to a Init(aString) method
     293               0 :         nsCOMPtr<nsIAtom> atom = do_GetAtom(tokenizer.nextToken());
     294               0 :         mIds.AppendObject(atom);
     295                 :     }
     296               0 : }
     297                 : 
     298               0 : bool txIdPattern::matches(const txXPathNode& aNode, txIMatchContext* aContext)
     299                 : {
     300               0 :     if (!txXPathNodeUtils::isElement(aNode)) {
     301               0 :         return false;
     302                 :     }
     303                 : 
     304                 :     // Get a ID attribute, if there is
     305               0 :     nsIContent* content = txXPathNativeNode::getContent(aNode);
     306               0 :     NS_ASSERTION(content, "a Element without nsIContent");
     307                 : 
     308               0 :     nsIAtom* id = content->GetID();
     309               0 :     return id && mIds.IndexOf(id) > -1;
     310                 : }
     311                 : 
     312               0 : double txIdPattern::getDefaultPriority()
     313                 : {
     314               0 :     return 0.5;
     315                 : }
     316                 : 
     317               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_EXPR(txIdPattern)
     318               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_PATTERN(txIdPattern)
     319                 : 
     320                 : #ifdef TX_TO_STRING
     321                 : void
     322               0 : txIdPattern::toString(nsAString& aDest)
     323                 : {
     324                 : #ifdef DEBUG
     325               0 :     aDest.AppendLiteral("txIdPattern{");
     326                 : #endif
     327               0 :     aDest.AppendLiteral("id('");
     328               0 :     PRUint32 k, count = mIds.Count() - 1;
     329               0 :     for (k = 0; k < count; ++k) {
     330               0 :         nsAutoString str;
     331               0 :         mIds[k]->ToString(str);
     332               0 :         aDest.Append(str);
     333               0 :         aDest.Append(PRUnichar(' '));
     334                 :     }
     335               0 :     nsAutoString str;
     336               0 :     mIds[count]->ToString(str);
     337               0 :     aDest.Append(str);
     338               0 :     aDest.Append(NS_LITERAL_STRING("')"));
     339                 : #ifdef DEBUG
     340               0 :     aDest.Append(PRUnichar('}'));
     341                 : #endif
     342               0 : }
     343                 : #endif
     344                 : 
     345                 : /*
     346                 :  * txKeyPattern
     347                 :  *
     348                 :  * txKeyPattern matches if the given node is in the evalation of 
     349                 :  * the key() function
     350                 :  * This resembles the key() function, but may only have LITERALs as
     351                 :  * argument.
     352                 :  */
     353                 : 
     354               0 : bool txKeyPattern::matches(const txXPathNode& aNode, txIMatchContext* aContext)
     355                 : {
     356               0 :     txExecutionState* es = (txExecutionState*)aContext->getPrivateContext();
     357               0 :     nsAutoPtr<txXPathNode> contextDoc(txXPathNodeUtils::getOwnerDocument(aNode));
     358               0 :     NS_ENSURE_TRUE(contextDoc, false);
     359                 : 
     360               0 :     nsRefPtr<txNodeSet> nodes;
     361               0 :     nsresult rv = es->getKeyNodes(mName, *contextDoc, mValue, true,
     362               0 :                                   getter_AddRefs(nodes));
     363               0 :     NS_ENSURE_SUCCESS(rv, false);
     364                 : 
     365               0 :     return nodes->contains(aNode);
     366                 : }
     367                 : 
     368               0 : double txKeyPattern::getDefaultPriority()
     369                 : {
     370               0 :     return 0.5;
     371                 : }
     372                 : 
     373               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_EXPR(txKeyPattern)
     374               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_PATTERN(txKeyPattern)
     375                 : 
     376                 : #ifdef TX_TO_STRING
     377                 : void
     378               0 : txKeyPattern::toString(nsAString& aDest)
     379                 : {
     380                 : #ifdef DEBUG
     381               0 :     aDest.AppendLiteral("txKeyPattern{");
     382                 : #endif
     383               0 :     aDest.AppendLiteral("key('");
     384               0 :     nsAutoString tmp;
     385               0 :     if (mPrefix) {
     386               0 :         mPrefix->ToString(tmp);
     387               0 :         aDest.Append(tmp);
     388               0 :         aDest.Append(PRUnichar(':'));
     389                 :     }
     390               0 :     mName.mLocalName->ToString(tmp);
     391               0 :     aDest.Append(tmp);
     392               0 :     aDest.AppendLiteral(", ");
     393               0 :     aDest.Append(mValue);
     394               0 :     aDest.Append(NS_LITERAL_STRING("')"));
     395                 : #ifdef DEBUG
     396               0 :     aDest.Append(PRUnichar('}'));
     397                 : #endif
     398               0 : }
     399                 : #endif
     400                 : 
     401                 : /*
     402                 :  * txStepPattern
     403                 :  *
     404                 :  * a txPattern to hold the NodeTest and the Predicates of a StepPattern
     405                 :  */
     406                 : 
     407               0 : bool txStepPattern::matches(const txXPathNode& aNode, txIMatchContext* aContext)
     408                 : {
     409               0 :     NS_ASSERTION(mNodeTest, "Internal error");
     410                 : 
     411               0 :     if (!mNodeTest->matches(aNode, aContext))
     412               0 :         return false;
     413                 : 
     414               0 :     txXPathTreeWalker walker(aNode);
     415               0 :     if ((!mIsAttr &&
     416               0 :          txXPathNodeUtils::isAttribute(walker.getCurrentPosition())) ||
     417               0 :         !walker.moveToParent()) {
     418               0 :         return false;
     419                 :     }
     420               0 :     if (isEmpty()) {
     421               0 :         return true;
     422                 :     }
     423                 : 
     424                 :     /*
     425                 :      * Evaluate Predicates
     426                 :      *
     427                 :      * Copy all siblings/attributes matching mNodeTest to nodes
     428                 :      * Up to the last Predicate do
     429                 :      *  Foreach node in nodes
     430                 :      *   evaluate Predicate with node as context node
     431                 :      *   if the result is a number, check the context position,
     432                 :      *    otherwise convert to bool
     433                 :      *   if result is true, copy node to newNodes
     434                 :      *  if aNode is not member of newNodes, return false
     435                 :      *  nodes = newNodes
     436                 :      *
     437                 :      * For the last Predicate, evaluate Predicate with aNode as
     438                 :      *  context node, if the result is a number, check the position,
     439                 :      *  otherwise return the result converted to boolean
     440                 :      */
     441                 : 
     442                 :     // Create the context node set for evaluating the predicates
     443               0 :     nsRefPtr<txNodeSet> nodes;
     444               0 :     nsresult rv = aContext->recycler()->getNodeSet(getter_AddRefs(nodes));
     445               0 :     NS_ENSURE_SUCCESS(rv, false);
     446                 : 
     447                 :     bool hasNext = mIsAttr ? walker.moveToFirstAttribute() :
     448               0 :                                walker.moveToFirstChild();
     449               0 :     while (hasNext) {
     450               0 :         if (mNodeTest->matches(walker.getCurrentPosition(), aContext)) {
     451               0 :             nodes->append(walker.getCurrentPosition());
     452                 :         }
     453                 :         hasNext = mIsAttr ? walker.moveToNextAttribute() :
     454               0 :                             walker.moveToNextSibling();
     455                 :     }
     456                 : 
     457               0 :     Expr* predicate = mPredicates[0];
     458               0 :     nsRefPtr<txNodeSet> newNodes;
     459               0 :     rv = aContext->recycler()->getNodeSet(getter_AddRefs(newNodes));
     460               0 :     NS_ENSURE_SUCCESS(rv, false);
     461                 : 
     462               0 :     PRUint32 i, predLen = mPredicates.Length();
     463               0 :     for (i = 1; i < predLen; ++i) {
     464               0 :         newNodes->clear();
     465               0 :         bool contextIsInPredicate = false;
     466               0 :         txNodeSetContext predContext(nodes, aContext);
     467               0 :         while (predContext.hasNext()) {
     468               0 :             predContext.next();
     469               0 :             nsRefPtr<txAExprResult> exprResult;
     470               0 :             rv = predicate->evaluate(&predContext, getter_AddRefs(exprResult));
     471               0 :             NS_ENSURE_SUCCESS(rv, false);
     472                 : 
     473               0 :             switch(exprResult->getResultType()) {
     474                 :                 case txAExprResult::NUMBER:
     475                 :                     // handle default, [position() == numberValue()]
     476               0 :                     if ((double)predContext.position() ==
     477               0 :                         exprResult->numberValue()) {
     478               0 :                         const txXPathNode& tmp = predContext.getContextNode();
     479               0 :                         if (tmp == aNode)
     480               0 :                             contextIsInPredicate = true;
     481               0 :                         newNodes->append(tmp);
     482                 :                     }
     483               0 :                     break;
     484                 :                 default:
     485               0 :                     if (exprResult->booleanValue()) {
     486               0 :                         const txXPathNode& tmp = predContext.getContextNode();
     487               0 :                         if (tmp == aNode)
     488               0 :                             contextIsInPredicate = true;
     489               0 :                         newNodes->append(tmp);
     490                 :                     }
     491               0 :                     break;
     492                 :             }
     493                 :         }
     494                 :         // Move new NodeSet to the current one
     495               0 :         nodes->clear();
     496               0 :         nodes->append(*newNodes);
     497               0 :         if (!contextIsInPredicate) {
     498               0 :             return false;
     499                 :         }
     500               0 :         predicate = mPredicates[i];
     501                 :     }
     502               0 :     txForwardContext evalContext(aContext, aNode, nodes);
     503               0 :     nsRefPtr<txAExprResult> exprResult;
     504               0 :     rv = predicate->evaluate(&evalContext, getter_AddRefs(exprResult));
     505               0 :     NS_ENSURE_SUCCESS(rv, false);
     506                 : 
     507               0 :     if (exprResult->getResultType() == txAExprResult::NUMBER)
     508                 :         // handle default, [position() == numberValue()]
     509               0 :         return ((double)evalContext.position() == exprResult->numberValue());
     510                 : 
     511               0 :     return exprResult->booleanValue();
     512                 : } // matches
     513                 : 
     514               0 : double txStepPattern::getDefaultPriority()
     515                 : {
     516               0 :     if (isEmpty())
     517               0 :         return mNodeTest->getDefaultPriority();
     518               0 :     return 0.5;
     519                 : }
     520                 : 
     521                 : txPattern::Type
     522               0 : txStepPattern::getType()
     523                 : {
     524               0 :   return STEP_PATTERN;
     525                 : }
     526                 : 
     527               0 : TX_IMPL_PATTERN_STUBS_NO_SUB_PATTERN(txStepPattern)
     528                 : Expr*
     529               0 : txStepPattern::getSubExprAt(PRUint32 aPos)
     530                 : {
     531               0 :     return PredicateList::getSubExprAt(aPos);
     532                 : }
     533                 : 
     534                 : void
     535               0 : txStepPattern::setSubExprAt(PRUint32 aPos, Expr* aExpr)
     536                 : {
     537               0 :     PredicateList::setSubExprAt(aPos, aExpr);
     538               0 : }
     539                 : 
     540                 : #ifdef TX_TO_STRING
     541                 : void
     542               0 : txStepPattern::toString(nsAString& aDest)
     543                 : {
     544                 : #ifdef DEBUG
     545               0 :     aDest.AppendLiteral("txStepPattern{");
     546                 : #endif
     547               0 :     if (mIsAttr)
     548               0 :         aDest.Append(PRUnichar('@'));
     549               0 :     if (mNodeTest)
     550               0 :         mNodeTest->toString(aDest);
     551                 : 
     552               0 :     PredicateList::toString(aDest);
     553                 : #ifdef DEBUG
     554               0 :     aDest.Append(PRUnichar('}'));
     555                 : #endif
     556               0 : }
     557                 : #endif

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