/**
* Copy constructor
* @param orig The object to copy
*/
public RtfParserState(RtfParserState orig)
{
this.properties = orig.properties;
this.parserState = orig.parserState;
this.tokeniserState = orig.tokeniserState;
this.groupHandler = null;
this.destination = orig.destination;
this.text = new StringBuilder();
this.ctrlWordHandlers = new Stack();
this.destination = orig.destination;
this.newGroup = false;
}
/**
* Copy constructor
* @param orig The object to copy
*/
public RtfParserState(RtfParserState orig)
{
this.properties = orig.properties;
this.parserState = orig.parserState;
this.tokeniserState = orig.tokeniserState;
this.groupHandler = null;
this.destination = orig.destination;
this.text = new StringBuilder();
this.ctrlWordHandlers = new Stack();
this.destination = orig.destination;
this.newGroup = false;
}
/**
* Handles close group tokens. (})
*
* @return errOK if ok, other if an error occurred.
*/
public int HandleCloseGroup()
{
int result = errOK;
this.closeGroupCount++; // stats
if (this.GetTokeniserState() != TOKENISER_SKIP_GROUP) {
if (debugParser) {
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: HandleCloseGroup()");
if (this.lastCtrlWordParam != null)
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: LastCtrlWord=" + this.lastCtrlWordParam.ctrlWord);
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: grouplevel=" + groupLevel.ToString());
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: destination=" + this.GetCurrentDestination().ToString());
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "");
}
RtfDestination dest = this.GetCurrentDestination();
bool handled = false;
if (dest != null) {
handled = dest.HandleCloseGroup();
}
if (debugParser) {
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: After dest.HandleCloseGroup(); handled = " + handled.ToString());
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "");
}
}
if (this.stackState.Count >0 ) {
this.currentState = (RtfParserState)this.stackState.Pop();
} else {
result = errStackUnderflow;
}
this.docGroupLevel--;
this.groupLevel--;
if (this.GetTokeniserState() == TOKENISER_SKIP_GROUP && this.groupLevel < this.skipGroupLevel) {
this.SetTokeniserState(TOKENISER_NORMAL);
}
return result;
}
/* *****************************************
* DOCUMENT CONTROL METHODS
*
* Handles -
* handleOpenGroup: Open groups - '{'
* handleCloseGroup: Close groups - '}'
* handleCtrlWord: Ctrl Words - '\...'
* handleCharacter: Characters - Plain Text, etc.
*
*/
/**
* Handles open group tokens. ({)
*
* @return errOK if ok, other if an error occurred.
*/
public int HandleOpenGroup()
{
int result = errOK;
this.openGroupCount++; // stats
this.groupLevel++; // current group level in tokeniser
this.docGroupLevel++; // current group level in document
if (this.GetTokeniserState() == TOKENISER_SKIP_GROUP) {
this.groupSkippedCount++;
}
RtfDestination dest = this.GetCurrentDestination();
bool handled = false;
if (dest != null) {
if (debugParser) {
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: before dest.HandleOpeningSubGroup()");
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: destination=" + dest.ToString());
}
handled = dest.HandleOpeningSubGroup();
if (debugParser) {
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: after dest.HandleOpeningSubGroup()");
}
}
this.stackState.Push(this.currentState);
this.currentState = new RtfParserState(this.currentState);
// do not set this true until after the state is pushed
// otherwise it inserts a { where one does not belong.
this.currentState.newGroup = true;
dest = this.GetCurrentDestination();
if (debugParser) {
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: HandleOpenGroup()");
if (this.lastCtrlWordParam != null)
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: LastCtrlWord=" + this.lastCtrlWordParam.ctrlWord);
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: grouplevel=" + groupLevel.ToString());
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: destination=" + dest.ToString());
}
if (dest != null) {
handled = dest.HandleOpenGroup();
}
if (debugParser) {
RtfParser.OutputDebug(this.rtfDoc, groupLevel, "DEBUG: after dest.HandleOpenGroup(); handled=" + handled.ToString());
}
return result;
}
/**
* Initialize the parser object values.
*
* @param type Type of conversion or import
* @param rtfDoc The <code>RtfDocument</code>
* @param readerIn The input stream
* @param doc The iText <code>Document</code>
*/
private void Init(int type, RtfDocument rtfDoc, Stream readerIn, Legacy.Text.Document doc, IElement elem)
{
Init_stats();
// initialize reader to a PushbackReader
this.pbReader = Init_Reader(readerIn);
this.conversionType = type;
this.rtfDoc = rtfDoc;
this.document = doc;
this.elem = elem;
this.currentState = new RtfParserState();
this.stackState = new Stack();
this.SetParserState(PARSER_STARTSTOP);
this.importMgr = new RtfImportMgr(this.rtfDoc, this.document);
// get destination Mgr
this.destinationMgr = RtfDestinationMgr.GetInstance(this);
// set the parser
RtfDestinationMgr.SetParser(this);
// DEBUG INFO for timing and memory usage of RtfCtrlWordMgr object
// create multiple new RtfCtrlWordMgr objects to check timing and memory usage
// System.Gc();
// long endTime = 0;
// Date endDate = null;
// long endFree = 0;
// DecimalFormat df = new DecimalFormat("#,##0");
// Date startDate = new Date();
// long startTime = System.CurrentTimeMillis();
// long startFree = Runtime.GetRuntime().FreeMemory();
// System.out.Println("1:");
this.rtfKeywordMgr = new RtfCtrlWordMgr(this, this.pbReader);/////////DO NOT COMMENT OUT THIS LINE ///////////
foreach (object listener in listeners) {
if (listener is IRtfCtrlWordListener) {
this.rtfKeywordMgr.AddRtfCtrlWordListener((IRtfCtrlWordListener)listener);
}
}
// endFree = Runtime.GetRuntime().FreeMemory();
// endTime = System.CurrentTimeMillis();
// endDate = new Date();
// System.out.Println("RtfCtrlWordMgr start date: " + startDate.ToLocaleString());
// System.out.Println("RtfCtrlWordMgr end date : " + endDate.ToLocaleString());
// System.out.Println(" Elapsed time : " + Long.ToString(endTime - startTime) + " milliseconds.");
// System.out.Println("Begin Constructor RtfCtrlWordMgr , free mem is " + df.Format(startFree / 1024) + "k");
// System.out.Println("End Constructor RtfCtrlWordMgr , free mem is " + df.Format(endFree / 1024) + "k");
// System.out.Println("RtfCtrlWordMgr used approximately " + df.Format((startFree - endFree) / 1024) + "k");
//
// System.Gc();
// System.out.Println("2:");
// startDate = new Date();
// startTime = System.CurrentTimeMillis();
// startFree = Runtime.GetRuntime().FreeMemory();
// RtfCtrlWordMgr rtfKeywordMgr2 = new RtfCtrlWordMgr(this, this.pbReader);
// endFree = Runtime.GetRuntime().FreeMemory();
// endTime = System.CurrentTimeMillis();
// endDate = new Date();
// System.out.Println("RtfCtrlWordMgr start date: " + startDate.ToLocaleString());
// System.out.Println("RtfCtrlWordMgr end date : " + endDate.ToLocaleString());
// System.out.Println(" Elapsed time : " + Long.ToString(endTime - startTime) + " milliseconds.");
// System.out.Println("Begin Constructor RtfCtrlWordMgr , free mem is " + df.Format(startFree / 1024) + "k");
// System.out.Println("End Constructor RtfCtrlWordMgr , free mem is " + df.Format(endFree / 1024) + "k");
// System.out.Println("RtfCtrlWordMgr used approximately " + df.Format((startFree - endFree) / 1024) + "k");
//
// System.Gc();
// System.out.Println("3:");
// startDate = new Date();
// startTime = System.CurrentTimeMillis();
// startFree = Runtime.GetRuntime().FreeMemory();
// RtfCtrlWordMgr rtfKeywordMgr3 = new RtfCtrlWordMgr(this, this.pbReader);
// endFree = Runtime.GetRuntime().FreeMemory();
// endTime = System.CurrentTimeMillis();
// endDate = new Date();
// System.out.Println("RtfCtrlWordMgr start date: " + startDate.ToLocaleString());
// System.out.Println("RtfCtrlWordMgr end date : " + endDate.ToLocaleString());
// System.out.Println(" Elapsed time : " + Long.ToString(endTime - startTime) + " milliseconds.");
// System.out.Println("Begin Constructor RtfCtrlWordMgr , free mem is " + df.Format(startFree / 1024) + "k");
// System.out.Println("End Constructor RtfCtrlWordMgr , free mem is " + df.Format(endFree / 1024) + "k");
// System.out.Println("RtfCtrlWordMgr used approximately " + df.Format((startFree - endFree) / 1024) + "k");
//
// System.Gc();
// System.out.Println("4:");
// startDate = new Date();
// startTime = System.CurrentTimeMillis();
// startFree = Runtime.GetRuntime().FreeMemory();
// RtfCtrlWordMgr rtfKeywordMgr4 = new RtfCtrlWordMgr(this, this.pbReader);
// endFree = Runtime.GetRuntime().FreeMemory();
// endTime = System.CurrentTimeMillis();
// endDate = new Date();
// System.out.Println("RtfCtrlWordMgr start date: " + startDate.ToLocaleString());
// System.out.Println("RtfCtrlWordMgr end date : " + endDate.ToLocaleString());
// System.out.Println(" Elapsed time : " + Long.ToString(endTime - startTime) + " milliseconds.");
// System.out.Println("Begin Constructor RtfCtrlWordMgr , free mem is " + df.Format(startFree / 1024) + "k");
// System.out.Println("End Constructor RtfCtrlWordMgr , free mem is " + df.Format(endFree / 1024) + "k");
// System.out.Println("RtfCtrlWordMgr used approximately " + df.Format((startFree - endFree) / 1024) + "k");
//
// System.Gc();
// System.out.Println("5:");
// startDate = new Date();
// startTime = System.CurrentTimeMillis();
// startFree = Runtime.GetRuntime().FreeMemory();
// RtfCtrlWordMgr rtfKeywordMgr5 = new RtfCtrlWordMgr(this, this.pbReader);
// endFree = Runtime.GetRuntime().FreeMemory();
// endTime = System.CurrentTimeMillis();
// endDate = new Date();
// System.out.Println("RtfCtrlWordMgr start date: " + startDate.ToLocaleString());
// System.out.Println("RtfCtrlWordMgr end date : " + endDate.ToLocaleString());
// System.out.Println(" Elapsed time : " + Long.ToString(endTime - startTime) + " milliseconds.");
// System.out.Println("Begin Constructor RtfCtrlWordMgr , free mem is " + df.Format(startFree / 1024) + "k");
// System.out.Println("End Constructor RtfCtrlWordMgr , free mem is " + df.Format(endFree / 1024) + "k");
// System.out.Println("RtfCtrlWordMgr used approximately " + df.Format((startFree - endFree) / 1024) + "k");
// System.Gc();
// System.out.Println("At ed:");
// startDate = new Date();
// startTime = System.CurrentTimeMillis();
// startFree = Runtime.GetRuntime().FreeMemory();
// //RtfCtrlWordMgr rtfKeywordMgr6 = new RtfCtrlWordMgr(this, this.pbReader);
// endFree = Runtime.GetRuntime().FreeMemory();
// endTime = System.CurrentTimeMillis();
// endDate = new Date();
// System.out.Println("RtfCtrlWordMgr start date: " + startDate.ToLocaleString());
// System.out.Println("RtfCtrlWordMgr end date : " + endDate.ToLocaleString());
// System.out.Println(" Elapsed time : " + Long.ToString(endTime - startTime) + " milliseconds.");
// System.out.Println("Begin Constructor RtfCtrlWordMgr , free mem is " + df.Format(startFree / 1024) + "k");
// System.out.Println("End Constructor RtfCtrlWordMgr , free mem is " + df.Format(endFree / 1024) + "k");
// System.out.Println("RtfCtrlWordMgr used approximately " + df.Format((startFree - endFree) / 1024) + "k");
}