public void setColumnNamesPattern(Sheet sheet) {
sbColumnNames = new StringBuilder();
for (Column c : sheet.getColumns()) {
sbColumnNames.append("P\\{" + c.getName() + "\\}" + "|I\\{" + c.getName() + "\\}" + "|");
}
sbColumnNames.delete(sbColumnNames.length() - 1, sbColumnNames.length());
System.out.println(sbColumnNames.toString());
}
