因为经常要用到导出功能，之前因为文件名乱码，所以都用英文或是拼音缩写来代替，今天特意要接觉下这个问题。顺便记录下。望对小白有用。
/**
* 导出结算详情列表
* @return
*/
public void depositLogExport()
{
String title = 押金流水报表;
String excelName = 押金流水报表.xls;
OutputStream os = null;
try
{
int shopId=new Long(getShopLoginer().getShop().getId()).intValue();
if(date==null){
date=new DateBean();
}
int count=service.getCount(shopId, date);
Page<DepositLog> pageResult =new Page<DepositLog>();
if(count>0){
pageResult = service.list(1, count, shopId, date);
}
List<Map<String, Object>> list = new ArrayList<Map<String, Object>>();
double shopDeposit=getShopLoginer().getShop().getDeposit();
for (DepositLog s : pageResult.getData())
{
Map<String, Object> map = new HashMap<String, Object>();
map.put(id, s.getId());
map.put(depositSn, s.getDepositSn());
map.put(createTime, StringUtils.timestampToString(s.getCreateTime()));
map.put(type, type[s.getType()]);
map.put(amount, s.getAmount());
map.put(depositRest, s.getDepositRest());
map.put(depositGap, shopDeposit-s.getDepositRest());
map.put(userName, s.getUserName());
map.put(remarks, s.getRemarks());
list.add(map);
}
// 表格表头
String[] header = {流水号,流水时间,类型,流水金额,押金余额,押金缺口,操作人,备注};
// 对应Map中的key
String[] key = { depositSn, createTime,type,
amount, depositRest, depositGap, userName, remarks};
HSSFWorkbook workbook = null;
HttpServletResponse response = ServletActionContext
.getResponse();
workbook = ExportUtil.workPaperExport(list, header, key,
title, true, null, null, null);
os = response.getOutputStream();
response.setHeader(Content-disposition,
attachment; filename= + toUtf8String(excelName));
response.setContentType(application/msexcel;charset=UTF-8);
workbook.write(os);
os.flush();
} catch (Exception e) {
if (logger.isDebugEnabled())
logger.error(e.getMessage(), e);
e.printStackTrace();
} finally {
try {
if (os != null)
os.close();
} catch (IOException e) {
if (logger.isInfoEnabled())
logger.error(e.getMessage(), e);
e.printStackTrace();
}
}
//return null;
}
//文件名乱码处理
public static String toUtf8String(String s){
StringBuffer sb = new StringBuffer();
for (int i=0;i<s.length();i++){
char c = s.charAt(i);
if (c >= 0 && c <= 255){sb.append(c);}
else{
byte[] b;
try { b = Character.toString(c).getBytes(utf-8);}
catch (Exception ex) {
System.out.println(ex);
b = new byte[0];
}
for (int j = 0; j < b.length; j++) {
int k = b[j];
if (k < 0) k += 256;
sb.append(% + Integer.toHexString(k).toUpperCase());
}
}
}
return sb.toString();
}