?? usersessionevent.java
字號(hào):
package com.model.listener;
import javax.servlet.http.HttpSessionBindingEvent;
public class UserSessionEvent implements javax.servlet.http.HttpSessionBindingListener {
private String user;
private UserList container = UserList.getInstance();
public UserSessionEvent() {
user = "";
}
public void setUser(String user) {
this.user = user;
}
public String getUser() {
return this.user;
}
public void valueBound(HttpSessionBindingEvent arg0) {
System.out.println("上線" + this.user);
}
public void valueUnbound(HttpSessionBindingEvent arg0) {
System.out.println("下線" + this.user);
if (user != "") {
container.removeUserList(user);
}
}
}
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