238 lines
6.2 KiB
C++
238 lines
6.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsToken.h"
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#include "nsScanner.h"
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#ifdef MATCH_CTOR_DTOR
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MOZ_DECL_CTOR_COUNTER(CToken)
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#endif
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static int TokenCount=0;
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static int DelTokenCount=0;
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int CToken::GetTokenCount(){return TokenCount-DelTokenCount;}
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/**************************************************************
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And now for the CToken...
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**************************************************************/
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/**
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* Default constructor
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*
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* @update gess 7/21/98
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*/
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CToken::CToken(PRInt32 aTag) {
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// Tokens are allocated through the arena ( not heap allocated..yay ).
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// We, therefore, don't need this macro anymore..
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#ifdef MATCH_CTOR_DTOR
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MOZ_COUNT_CTOR(CToken);
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#endif
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mAttrCount=0;
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mNewlineCount=0;
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mTypeID=aTag;
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// Note that the use count starts with 1 instead of 0. This
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// is because of the assumption that any token created is in
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// use and therefore does not require an explicit addref, or
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// rather IF_HOLD. This, also, will make sure that tokens created
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// on the stack do not accidently hit the arena recycler.
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mUseCount=1;
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#ifdef NS_DEBUG
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TokenCount++;
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#endif
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}
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/**
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* Decstructor
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*
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* @update gess 3/25/98
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*/
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CToken::~CToken() {
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// Tokens are allocated through the arena ( not heap allocated..yay ).
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// We, therefore, don't need this macro anymore..
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#ifdef MATCH_CTOR_DTOR
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MOZ_COUNT_DTOR(CToken);
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#endif
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DelTokenCount++;
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mUseCount=0;
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}
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/**
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* Virtual method used to tell this toke to consume his
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* valid chars.
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*
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* @update gess 3/25/98
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* @param aChar -- first char in sequence
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* @param aScanner -- object to retrieve data from
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* @return int error code
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*/
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nsresult CToken::Consume(PRUnichar aChar,nsScanner& aScanner,PRInt32 aMode) {
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nsresult result=NS_OK;
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return result;
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}
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#ifdef DEBUG
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/**
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* This debug method causes the token to dump its content
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* to the given stream (formated for debugging).
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*
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* @update gess 3/25/98
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* @param ostream -- output stream to accept output data
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*/
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void CToken::DebugDumpToken(nsOutputStream& anOutputStream) {
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anOutputStream << "[" << GetClassName() << "] ";
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PRUint32 i=0;
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PRUint32 theLen=GetStringValue().Length();
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for(i=0;i<theLen;i++){
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anOutputStream << NS_ConvertUCS2toUTF8(GetStringValue()).get();
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}
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anOutputStream << " TypeID: " << mTypeID << " AttrCount: " << mAttrCount << nsEndl;
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}
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/**
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* This debug method causes the token to dump its content
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* to the given stream, formated as text.
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*
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* @update gess 3/25/98
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* @param ostream -- output stream to accept output data
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*/
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void CToken::DebugDumpSource(nsOutputStream& anOutputStream) {
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anOutputStream << NS_ConvertUCS2toUTF8(GetStringValue()).get();
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}
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#endif
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/**
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* Get string of full contents, suitable for debug dump.
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* It should look exactly like the input source.
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* @update gess5/11/98
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* @return reference to string containing string value
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*/
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void CToken::GetSource(nsString& anOutputString){
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anOutputString.Assign(GetStringValue());
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}
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/**
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* @update harishd 3/23/00
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* @return reference to string containing string value
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*/
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void CToken::AppendSource(nsString& anOutputString){
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anOutputString.Append(GetStringValue());
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}
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/**
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* Sets the internal ordinal value for this token.
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* This method is deprecated, and will soon be going away.
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*
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* @update gess 3/25/98
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* @param value -- new ordinal value for this token
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*/
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void CToken::SetTypeID(PRInt32 aTypeID) {
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mTypeID=aTypeID;
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}
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/**
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* Retrieves copy of internal ordinal value.
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* This method is deprecated, and will soon be going away.
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*
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* @update gess 3/25/98
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* @return int containing ordinal value
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*/
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PRInt32 CToken::GetTypeID(void) {
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return mTypeID;
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}
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/**
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* Sets the attribute count for this token
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*
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* @update gess 3/25/98
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* @param value -- new attr count
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*/
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void CToken::SetAttributeCount(PRInt16 value) {
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mAttrCount=value;
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}
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/**
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* Retrieves copy of attr count for this token
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*
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* @update gess 3/25/98
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* @return int containing attribute count
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*/
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PRInt16 CToken::GetAttributeCount(void) {
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return mAttrCount;
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}
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/**
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* Retrieve type of token. This class returns -1, but
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* subclasses return something more meaningful.
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*
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* @update gess 3/25/98
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* @return int value containing token type.
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*/
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PRInt32 CToken::GetTokenType(void) {
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return -1;
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}
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/**
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* retrieve this tokens classname.
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*
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* @update gess 3/25/98
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* @return char* containing name of class
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*/
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const char* CToken::GetClassName(void) {
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return "token";
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}
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/**
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*
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* @update gess 3/25/98
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*/
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void CToken::SelfTest(void) {
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#ifdef _DEBUG
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#endif
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}
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