| 提交 | 用户 | age | ||
| 5c5945 | 1 | package com.hx.common; |
| E | 2 | |
| 3 | import com.hx.exception.ParamException; | |
| 4 | import com.hx.exception.ServiceException; | |
| 5 | import com.hx.mybatisTool.SqlParam; | |
| 6 | import com.hx.mybatisTool.SqlSentence; | |
| 7 | import org.springframework.beans.propertyeditors.CustomDateEditor; | |
| 8 | import org.springframework.web.bind.WebDataBinder; | |
| 9 | import org.springframework.web.bind.annotation.InitBinder; | |
| 10 | import org.springframework.web.context.request.RequestContextHolder; | |
| 11 | import org.springframework.web.context.request.ServletRequestAttributes; | |
| 12 | import org.springframework.web.context.request.WebRequest; | |
| 13 | ||
| 14 | import javax.servlet.http.HttpServletRequest; | |
| 15 | import javax.servlet.http.HttpSession; | |
| 16 | import java.text.DateFormat; | |
| 17 | import java.text.SimpleDateFormat; | |
| 18 | import java.util.Date; | |
| 19 | import java.util.HashMap; | |
| 20 | import java.util.Map; | |
| 21 | ||
| 22 | ||
| 23 | /**公共初始化 | |
| 24 | * @author ChenJiaHe | |
| 25 | * @Date 2020-06-11 | |
| 26 | */ | |
| 27 | ||
| 28 | public class CommonInit { | |
| 29 | ||
| 30 | /*请不要声明变量，会导致不安全，因为这个是单列*/ | |
| 31 | ||
| 32 | protected HttpServletRequest request = null; | |
| 33 | protected HttpSession session = null; | |
| 34 | ||
| 35 | ||
| 36 | //只需要加上下面这段即可，注意不能忘记注解 | |
| 37 | @InitBinder | |
| 38 | public void initBinder(WebDataBinder binder, WebRequest request) { | |
| 39 | //转换日期 注意这里的转化要和传进来的字符串的格式一直 如2015-9-9 就应该为yyyy-MM-dd | |
| 40 | DateFormat dateFormat=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); | |
| 41 | binder.registerCustomEditor(Date.class, new CustomDateEditor(dateFormat, true));// CustomDateEditor为自定义日期编辑器 | |
| 42 | } | |
| 43 | ||
| 44 | public HttpServletRequest getRequest() { | |
| 45 | //获取参数对象 | |
| 46 | ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes(); | |
| 47 | request = attributes.getRequest(); | |
| 48 | return request; | |
| 49 | } | |
| 50 | ||
| 51 | public HttpSession getSession() { | |
| 52 | //获取参数对象 | |
| 53 | session = getRequest() .getSession(); | |
| 54 | return session; | |
| 55 | } | |
| 56 | ||
| 57 | /** | |
| 58 | * 获取request里某个属性 | |
| 59 | * @param attrName 属性名称 | |
| 60 | * @return 对象 | |
| 61 | */ | |
| 62 | public Object getRequestAttribute(String attrName) | |
| 63 | { | |
| 64 | return getRequest().getAttribute(attrName); | |
| 65 | } | |
| 66 | ||
| 67 | /** | |
| 68 | * 设置一个request属性 | |
| 69 | * @param attrName 属性名称 | |
| 70 | * @param attrObject 属性值 | |
| 71 | */ | |
| 72 | public void setRequestAttribute(String attrName, Object attrObject) { | |
| 73 | getRequest().setAttribute(attrName, attrObject); | |
| 74 | } | |
| 75 | ||
| 76 | ||
| 77 | ||
| 78 | /** | |
| 79 | * 抛出服务异常 | |
| 80 | * @param msg 错误信息 | |
| 81 | */ | |
| 82 | public void throwServiceException(String msg) | |
| 83 | { | |
| 84 | throw new ServiceException(msg); | |
| 85 | } | |
| 86 | ||
| 87 | /** | |
| 88 | * 抛出参数异常 | |
| 89 | * @param msg 错误信息 | |
| 90 | */ | |
| 91 | public void throwParamException(String msg) | |
| 92 | { | |
| 93 | throw new ParamException(msg); | |
| 94 | } | |
| 95 | ||
| 96 | ||
| 97 | } | |
