示例代码:
/**
* 获取客户端请求参数中所有的信息
* @param request
* @return
*/
private Map<String, String> getAllRequestParam(final HttpServletRequest request) {
Map<String, String> res = new HashMap<String, String>();
Enumeration<?> temp = request.getParameterNames();
if (null != temp) {
while (temp.hasMoreElements()) {
String en = (String) temp.nextElement();
String value = request.getParameter(en);
res.put(en, value);
//如果字段的值为空,判断若值为空,则删除这个字段>
if (null == res.get(en) || "".equals(res.get(en))) {
res.remove(en);
}
}
}
return res;
}
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