Spring session 工具类

深碍√TFBOYSˉ_ 2022-08-21 02:08 190阅读 0赞

package com.bjhy.platform.util;
    
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpSession;
    
    import org.springframework.web.context.request.RequestContextHolder;
    import org.springframework.web.context.request.ServletRequestAttributes;
    
    public class SpringWebUtil {
    	/**
    	 * 全局删除id标示
    	 */
    	public static String GLOB_DELETE_ID_VAL = "globDeleteIdVal";
    	public static HttpServletRequest getRequest(){
    		ServletRequestAttributes requestAttributes = (ServletRequestAttributes)RequestContextHolder.getRequestAttributes();
    		return requestAttributes==null? null : requestAttributes.getRequest();
    	}
    	
    	public static HttpSession getSession(){
    		return getRequest().getSession(false);
    	}
    	
    	public static String getRealRootPath(){
    		return getRequest().getServletContext().getRealPath("/");
    	}
    	
    	public static String getIp() {
    		ServletRequestAttributes servletRequestAttributes = (ServletRequestAttributes) RequestContextHolder
    				.getRequestAttributes();
    		if(servletRequestAttributes!=null){
    			HttpServletRequest request = servletRequestAttributes.getRequest();
    			return request.getRemoteAddr();
    		}
    		return null;
    	}
    	
    	public static Object getSessionAttribute(String name){
    		HttpServletRequest request = getRequest();
    		return request == null?null:request.getSession().getAttribute(name);
    	}
    	
    	public static void setSessionAttribute(String name,Object value){
    		HttpServletRequest request = getRequest();
    		if(request!=null){
    			request.getSession().setAttribute(name, value);	
    		}
    	}
    	
    	public static Object getRequestAttribute(String name){
    		HttpServletRequest request = getRequest();
    		return request == null?null:request.getAttribute(name);
    	}
    	public static void setRequestAttribute(String name,Object value){
    		HttpServletRequest request = getRequest();
    		if(request!=null){
    			request.setAttribute(name, value);	
    		}
    	}
    
    	public static String getContextPath() {
    		return getRequest().getContextPath();
    	}
    
    	public static void removeSessionAttribute(String name) {
    		getRequest().getSession().removeAttribute(name);
    	}
    	
    }