springboot 项目,controller 层将session内容遍历输出
package *******.controller;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.math.BigDecimal;
import java.util.Enumeration;
/**
* @description
* @date 2019/4/8 17:21
*/
@RestController
@RequestMapping("/test")
public class TestController {
private static Logger logger = LoggerFactory.getLogger(TestController.class);
@RequestMapping("setSession")
public void setSession(HttpServletRequest request) {
HttpSession session = request.getSession(true);
BigDecimal decimal = new BigDecimal("1.88888234434353");
session.setAttribute("testKey", decimal);
// 获取session中所有的键值
Enumeration<?> enumeration = session.getAttributeNames();
// 遍历enumeration
while (enumeration.hasMoreElements()) {
// 获取session键值
String name = enumeration.nextElement().toString();
// 根据键值取session中的值
Object value = session.getAttribute(name);
// 打印结果
logger.info(name + " : " + value);
}
}
}
// 结果输出:testKey : 1.88888234434353