LCOV - code coverage report
Current view: top level - dom/xslt/xpath - txExprResult.h (source / functions) Hit Total Coverage
Test: output.info Lines: 0 12 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 10 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #ifndef TRANSFRMX_EXPRRESULT_H
       7             : #define TRANSFRMX_EXPRRESULT_H
       8             : 
       9             : #include "nsString.h"
      10             : #include "nsAutoPtr.h"
      11             : #include "txCore.h"
      12             : #include "txResultRecycler.h"
      13             : 
      14             : /*
      15             :  * ExprResult
      16             :  *
      17             :  * Classes Represented:
      18             :  * BooleanResult, ExprResult, NumberResult, StringResult
      19             :  *
      20             :  * Note: for NodeSet, see NodeSet.h
      21             : */
      22             : 
      23             : class txAExprResult
      24             : {
      25             : public:
      26             :     friend class txResultRecycler;
      27             : 
      28             :     // Update txLiteralExpr::getReturnType and sTypes in txEXSLTFunctions.cpp if
      29             :     // this enum is changed.
      30             :     enum ResultType {
      31             :         NODESET = 0,
      32             :         BOOLEAN,
      33             :         NUMBER,
      34             :         STRING,
      35             :         RESULT_TREE_FRAGMENT
      36             :     };
      37             : 
      38           0 :     explicit txAExprResult(txResultRecycler* aRecycler) : mRecycler(aRecycler)
      39             :     {
      40           0 :     }
      41           0 :     virtual ~txAExprResult()
      42           0 :     {
      43           0 :     }
      44             : 
      45           0 :     void AddRef()
      46             :     {
      47           0 :         ++mRefCnt;
      48           0 :         NS_LOG_ADDREF(this, mRefCnt, "txAExprResult", sizeof(*this));
      49           0 :     }
      50             : 
      51             :     void Release(); // Implemented in txResultRecycler.cpp
      52             : 
      53             :     /**
      54             :      * Returns the type of ExprResult represented
      55             :      * @return the type of ExprResult represented
      56             :     **/
      57             :     virtual short getResultType()      = 0;
      58             : 
      59             :     /**
      60             :      * Creates a String representation of this ExprResult
      61             :      * @param aResult the destination string to append the String
      62             :      *                representation to.
      63             :     **/
      64             :     virtual void stringValue(nsString& aResult) = 0;
      65             : 
      66             :     /**
      67             :      * Returns a pointer to the stringvalue if possible. Otherwise null is
      68             :      * returned.
      69             :      */
      70             :     virtual const nsString* stringValuePointer() = 0;
      71             : 
      72             :     /**
      73             :      * Converts this ExprResult to a Boolean (bool) value
      74             :      * @return the Boolean value
      75             :     **/
      76             :     virtual bool booleanValue()          = 0;
      77             : 
      78             :     /**
      79             :      * Converts this ExprResult to a Number (double) value
      80             :      * @return the Number value
      81             :     **/
      82             :     virtual double numberValue()          = 0;
      83             : 
      84             : private:
      85             :     nsAutoRefCnt mRefCnt;
      86             :     RefPtr<txResultRecycler> mRecycler;
      87             : };
      88             : 
      89             : #define TX_DECL_EXPRRESULT                                        \
      90             :     virtual short getResultType();                                \
      91             :     virtual void stringValue(nsString& aString);                  \
      92             :     virtual const nsString* stringValuePointer();                 \
      93             :     virtual bool booleanValue();                                \
      94             :     virtual double numberValue();                                 \
      95             : 
      96             : 
      97           0 : class BooleanResult : public txAExprResult {
      98             : 
      99             : public:
     100             :     explicit BooleanResult(bool aValue);
     101             : 
     102             :     TX_DECL_EXPRRESULT
     103             : 
     104             : private:
     105             :     bool value;
     106             : };
     107             : 
     108           0 : class NumberResult : public txAExprResult {
     109             : 
     110             : public:
     111             :     NumberResult(double aValue, txResultRecycler* aRecycler);
     112             : 
     113             :     TX_DECL_EXPRRESULT
     114             : 
     115             :     double value;
     116             : 
     117             : };
     118             : 
     119             : 
     120           0 : class StringResult : public txAExprResult {
     121             : public:
     122             :     explicit StringResult(txResultRecycler* aRecycler);
     123             :     StringResult(const nsAString& aValue, txResultRecycler* aRecycler);
     124             : 
     125             :     TX_DECL_EXPRRESULT
     126             : 
     127             :     nsString mValue;
     128             : };
     129             : 
     130             : #endif
     131             : 

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