Import Geant4 4.0.0 source tree

2016-06-08 16:18:25 +02:00
parent 36c080dca6
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+//
+// ********************************************************************
+// * DISCLAIMER                                                       *
+// *                                                                  *
+// * The following disclaimer summarizes all the specific disclaimers *
+// * of contributors to this software. The specific disclaimers,which *
+// * govern, are listed with their locations in:                      *
+// *   http://cern.ch/geant4/license                                  *
+// *                                                                  *
+// * Neither the authors of this software system, nor their employing *
+// * institutes,nor the agencies providing financial support for this *
+// * work  make  any representation or  warranty, express or implied, *
+// * regarding  this  software system or assume any liability for its *
+// * use.                                                             *
+// *                                                                  *
+// * This  code  implementation is the  intellectual property  of the *
+// * GEANT4 collaboration.                                            *
+// * By copying,  distributing  or modifying the Program (or any work *
+// * based  on  the Program)  you indicate  your  acceptance of  this *
+// * statement, and all its terms.                                    *
+// ********************************************************************
+//
+//
+// $Id: G4Tokenizer.hh,v 1.1 2001/10/11 14:04:05 gcosmo Exp $
+// GEANT4 tag $Name: geant4-04-00 $
+//
+// 
+//---------------------------------------------------------------
+//  GEANT 4 class header file
+//
+//  G4Tokenizer
+//
+//  Class description:
+//
+//  String tokenizer.
+//  It derives from the implementation of the Rogue Wave
+//  RWTokenizer. It intrinsically uses STL string.
+
+//---------------------------------------------------------------
+
+#ifndef __G4Tokenizer
+#define __G4Tokenizer
+
+#include "G4String.hh"
+
+class G4Tokenizer 
+{
+public:
+  G4Tokenizer(const G4String& s):string2tokenize(s),actual(0){}
+
+  G4SubString operator()(const char* str=" \t\n",size_t l=0)
+    {
+      size_t i,j,tmp;
+      G4bool hasws=false;
+      if(l==0) l=strlen(str);
+      //Skip leading delimeters
+      while(actual<string2tokenize.size())
+	{
+	  
+	  for(i=0;i<l;i++)
+	    if(string2tokenize[actual]==str[i]) hasws=true;
+	  if(hasws)
+	    {
+	      actual++;
+	      hasws=false;
+	    }
+	  else
+	    break;
+	}
+	  
+      for(j=actual;j<string2tokenize.size();j++)
+	{
+	  for(i=0;i<l;i++)
+	    if(string2tokenize[j]==str[i]) break;
+	  if(i<l) break;
+	}
+      if(j!=string2tokenize.size())
+	{
+	  tmp=actual;
+	  actual=j+1;
+	  return string2tokenize(tmp,j-tmp);
+	}
+      else
+	{
+	  tmp=actual;
+	  actual=j;
+	  return string2tokenize(tmp,j-tmp);
+	}
+    } 
+
+private:
+
+  G4String string2tokenize;
+  size_t actual;
+
+};
+
+#endif
+