HSSFWorkbook wb = new HSSFWorkbook();
HSSFSheet sheet = wb.createSheet("first");

HSSFRow row1 = sheet.createRow(0);
HSSFCell cell = row1.createCell(2);
cell.setCellValue("我");//单元格中文显示正常
DVConstraint constraint = DVConstraint.createFormulaListConstraint("$C$1:$C$3");

CellRangeAddressList regions = new CellRangeAddressList(0,200,0,0);
HSSFDataValidation data_validation = new HSSFDataValidation(regions,constraint);  
data_validation.setEmptyCellAllowed(false);  
data_validation.setShowPromptBox(true);  
data_validation.setSuppressDropDownArrow(false);
                data_validation.createErrorBox("Invalidate!", "please input again!");  
data_validation.createPromptBox("我", "You can select one");
//当在createErrorBox,createPromptBox出现中文的时候,excel打开就出现,下拉菜单也实现不了,而英文就没问题