Program: 73867
Project: 73867
Buggy source:
/** 
 * Called by the SAX parser to report regular characters.
 * @param ch[] The array containing characters
 * @param start Is the starting point in the character array
 * @param lenght Is length of the character array 
 */
public void characters(char ch[],int start,int length){
  if (_startArchitecture == true) {
    _startArchitecture=false;
    StringBuffer tempBuff=new StringBuffer();
    tempBuff.append(ch,start,length);
    architecture.name=tempBuff.toString();
    if (_debugging) {
      System.out.println("String_Node_Str" + architecture.name);
    }
  }
 else   if (_startOption == true) {
    _startOption=false;
    StringBuffer tempBuff=new StringBuffer();
    tempBuff.append(ch,start,length);
    _option._name=tempBuff.toString();
    if (_debugging) {
      System.out.println("String_Node_Str" + _option._name);
    }
  }
 else   if (_startDimension == true) {
    _startDimension=false;
    StringBuffer tempBuff=new StringBuffer();
    tempBuff.append(ch,start,length);
    _option._relatedDimensions.add(tempBuff.toString());
    if (_debugging) {
      System.out.println("String_Node_Str" + tempBuff.toString());
      System.out.println("String_Node_Str" + _option._relatedDimensions.size());
    }
  }
  if (_debugging) {
    System.out.print("String_Node_Str");
  }
  for (int i=start; i < start + length; i++) {
switch (ch[i]) {
case '\\':
      if (_debugging) {
        System.out.print("String_Node_Str");
      }
    break;
case '"':
  if (_debugging) {
    System.out.print("String_Node_Str");
  }
break;
case '\n':
if (_debugging) {
System.out.print("String_Node_Str");
}
break;
case '\r':
if (_debugging) {
System.out.print("String_Node_Str");
}
break;
case '\t':
if (_debugging) {
System.out.print("String_Node_Str");
}
break;
default :
if (_debugging) {
System.out.print(ch[i]);
}
break;
}
}
if (_debugging) {
System.out.print("String_Node_Str");
}
}

Fixed version (ground truth):
/** 
 * Called by the SAX parser to report regular characters.
 * @param ch The array containing characters
 * @param start Is the starting point in the character array
 * @param length Is length of the character array 
 */
public void characters(char ch[],int start,int length){
  if (_startArchitecture == true) {
    _startArchitecture=false;
    StringBuffer tempBuff=new StringBuffer();
    tempBuff.append(ch,start,length);
    architecture.name=tempBuff.toString();
    if (_debugging) {
      System.out.println("String_Node_Str" + architecture.name);
    }
  }
 else   if (_startOption == true) {
    _startOption=false;
    StringBuffer tempBuff=new StringBuffer();
    tempBuff.append(ch,start,length);
    _option._name=tempBuff.toString();
    if (_debugging) {
      System.out.println("String_Node_Str" + _option._name);
    }
  }
 else   if (_startDimension == true) {
    _startDimension=false;
    StringBuffer tempBuff=new StringBuffer();
    tempBuff.append(ch,start,length);
    _option._relatedDimensions.add(tempBuff.toString());
    if (_debugging) {
      System.out.println("String_Node_Str" + tempBuff.toString());
      System.out.println("String_Node_Str" + _option._relatedDimensions.size());
    }
  }
  if (_debugging) {
    System.out.print("String_Node_Str");
  }
  for (int i=start; i < start + length; i++) {
switch (ch[i]) {
case '\\':
      if (_debugging) {
        System.out.print("String_Node_Str");
      }
    break;
case '"':
  if (_debugging) {
    System.out.print("String_Node_Str");
  }
break;
case '\n':
if (_debugging) {
System.out.print("String_Node_Str");
}
break;
case '\r':
if (_debugging) {
System.out.print("String_Node_Str");
}
break;
case '\t':
if (_debugging) {
System.out.print("String_Node_Str");
}
break;
default :
if (_debugging) {
System.out.print(ch[i]);
}
break;
}
}
if (_debugging) {
System.out.print("String_Node_Str");
}
}