package?com.common.interceptor;

import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;

import?org.springframework.web.servlet.HandlerInterceptor;
import?org.springframework.web.servlet.ModelAndView;

public?class?MyInterceptor?implements?HandlerInterceptor?{
	
	
	
	//?afterCompletion（）方法在DispatcherServlet完全處理完請(qǐng)求后被調(diào)用???
	//	這個(gè)方法在DispatcherServlet完全處理完請(qǐng)求后被調(diào)用，可以在該方法中進(jìn)行一些資源清理的操作。
????public?void?afterCompletion（HttpServletRequest?request??
????????????HttpServletResponse?response?object?obj?Exception?err）??
????????????throws?Exception?{??
????	request.removeAttribute（“status“）;
????}??
????//?postHandle（）方法在業(yè)務(wù)處理器處理請(qǐng)求之后被調(diào)用?
????//????這個(gè)方法在業(yè)務(wù)處理器處理完請(qǐng)求后，但是DispatcherServlet向客戶端返回請(qǐng)求前被調(diào)用，在該方法中對(duì)用戶請(qǐng)求request進(jìn)行處理。
????public?void?postHandle（HttpServletRequest?request?HttpServletResponse?response??
????????????object?obj?ModelAndView?mav）?throws?Exception?{??
????	String?status=（String）?request.getAttribute（“status“）;
????	String?path=mav.getViewName（）;
????	System.out.println（path）;
????	if（path.contains（“l(fā)ogin“））{
????		System.out.println（“是登陸請(qǐng)求“）;
????	}else{
????		if（status.equals（“false“））{
????			request.getSession（）.setAttribute（“msg“?“沒有登錄“）;
????????		response.sendRedirect（“l(fā)ogin.htm“）;
????????	}
????	}
????	
????}??
?//?preHandle（）方法在業(yè)務(wù)處理器處理請(qǐng)求之前被調(diào)用???
//????這個(gè)方法在業(yè)務(wù)處理器處理請(qǐng)求之前被調(diào)用，
//????在該方法中對(duì)用戶請(qǐng)求request進(jìn)行處理。如果程序員決定該攔截器對(duì)請(qǐng)求進(jìn)行攔截處理后還要調(diào)用其他的攔截器，
//????或者是業(yè)務(wù)處理器去進(jìn)行處理，則返回true；如果程序員決定不需要再調(diào)用其他的組件去處理請(qǐng)求，則返回false。
	public?boolean?preHandle（HttpServletRequest?request?HttpServletResponse?response??
????????object?obj）?throws?Exception?{??
????????String?str?=?（String）?request.getSession（）.getAttribute（“name“）;??
????????if（str!=null）{??
????????	request.setAttribute（“status““true“）;
????????}??else{
????????	request.setAttribute（“status““false“）;
????????}
????????
????????return?true;??
??????
????}??
	

}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-08-07?12:03??myBatis\
?????文件????????4166??2015-08-07?08:28??myBatis\.classpath
?????目錄???????????0??2015-08-07?12:03??myBatis\.externalToolBuilders\
?????文件?????????548??2015-08-07?09:28??myBatis\.externalToolBuilders\org.eclipse.wst.jsdt.core.javascriptValidator?（2）.launch
?????目錄???????????0??2015-08-07?12:05??myBatis\.myeclipse\
?????文件?????????294??2015-07-03?08:15??myBatis\.mymetadata
?????文件????????2193??2015-08-07?09:28??myBatis\.project
?????目錄???????????0??2015-08-07?12:03??myBatis\.settings\
?????文件?????????500??2015-06-19?08:49??myBatis\.settings\.jsdtscope
?????文件?????????198??2015-07-16?18:43??myBatis\.settings\com.genuitec.eclipse.core.prefs
?????文件?????????395??2015-06-19?08:49??myBatis\.settings\org.eclipse.jdt.core.prefs
?????文件?????????459??2015-08-06?14:49??myBatis\.settings\org.eclipse.wst.common.component
?????文件?????????252??2015-06-19?08:49??myBatis\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2015-06-19?08:49??myBatis\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2015-06-19?08:49??myBatis\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????文件?????????415??2015-08-06?14:36??myBatis\.springBeans
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\meta-INF\
?????文件??????????36??2015-06-19?08:49??myBatis\WebRoot\meta-INF\MANIFEST.MF
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\WEB-INF\
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\WEB-INF\classes\
?????文件????????5465??2015-08-07?10:31??myBatis\WebRoot\WEB-INF\classes\applicationContext.xml
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\WEB-INF\classes\com\
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\WEB-INF\classes\com\common\
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\WEB-INF\classes\com\common\interceptor\
?????文件????????2496??2015-08-07?10:05??myBatis\WebRoot\WEB-INF\classes\com\common\interceptor\MyInterceptor.class
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\WEB-INF\classes\com\mybatis\
?????目錄???????????0??2015-08-07?12:03??myBatis\WebRoot\WEB-INF\classes\com\mybatis\bean\
?????文件????????1836??2015-08-07?09:28??myBatis\WebRoot\WEB-INF\classes\com\mybatis\bean\Book.class
?????文件????????2056??2015-08-07?09:28??myBatis\WebRoot\WEB-INF\classes\com\mybatis\bean\Student.class
?????文件????????1189??2015-08-07?09:28??myBatis\WebRoot\WEB-INF\classes\com\mybatis\bean\UserInfo.class
............此處省略562個(gè)文件信息