Changes to ExportWriteData

If fieldStartDelimiter == "", do not makeDoubleDelimiterString.
line 255:
if (fieldStartDelimiter.length() == 0) {
    	   doubleDelimiter = false;
       }
       
ControlInfo:

Does not validate delimiter if it is empty

		int charDelSize = getFieldStartDelimiter().length();
		if (charDelSize > 1) {
			char charDel = (getFieldStartDelimiter()).charAt(0);

			//The period was specified as a character string delimiter.
			if(charDel == '.')
			{
				throw LoadError.periodAsCharDelimiterNotAllowed();
			}

			// check for the invalid delimiters. A delimiter is not valid it
			// is used more than once, i.e same character is used
			// character data delimiter and also as a column delimiter.
			// An hex decimal character (0-9, a-f ,A-F ) is not a
			// valid delimiter, because binary data can be imported/exported
			// as hex string.

			if(colDel == charDel ||
					colDel == '.' ||
					Character.isSpaceChar(colDel) ||
					Character.isSpaceChar(charDel) ||
					Character.digit(colDel, 16) != -1 ||
					Character.digit(charDel, 16) != -1 )
			{
				throw LoadError.delimitersAreNotMutuallyExclusive();
			}

		} else {
			if(colDel == '.' ||
					Character.isSpaceChar(colDel) ||
					Character.digit(colDel, 16) != -1)
			{
				throw LoadError.delimitersAreNotMutuallyExclusive();
			}
		}

ExportAbstract:

			   //rowObjects[colNum]=rs.getString(colNum + 1);
			   String value = rs.getString(colNum + 1);
			   int ctype = rsm.getColumnType(colNum +1);
			   if (ctype == Types.TIMESTAMP) {
				   String trunValue = null;
				   if (value != null) {
					   int len = value.length();
					   if (len > 18) {
						   // TODO: An improvement to
						   // this code would be to
						   // find the final zero,
						   // get the length to the
						   // end of the string, and
						   // add extra zeros or
						   // truncate as needed.)
						   trunValue =
value.substring(0, 19) + ".000";
					   } else {
						   trunValue = value;
					   }
				   }
				   rowObjects[colNum]=trunValue;
			   } else {
				   rowObjects[colNum]=value;
			   }