我正在尝试实现EventBus Library for Android的绝对基本实现.
我正在尝试用户在活动1中简单输入内容,然后使用eventbus将整个对象发布到下一个活动 – 活动2.
我完全遵循给定的指导方针:
PART 1: POJO
public class StudentEvent {
public final String registrationNumber ;
public final String name ;
public final String course ;
public final String branch ;
public StudentEvent(String registrationNumber, String name, String course, String branch) {
this.registrationNumber = registrationNumber;
this.name = name;
this.course = course;
this.branch = branch;
}
public String getRegistrationNumber() {
return registrationNumber;
}
public String getName() {
return name;
}
public String getCourse() {
return course;
}
public String getBranch() {
return branch;
}
}
PART 2: Subscription in the second activity
EventBus.getDefault().register(this); //onCreate
EventBus.getDefault().unregister(this); //onDestroy
@Subscribe
public void eventReceiver(StudentEvent studentEvent){
tvRegistrationNumber.setText(studentEvent.getRegistrationNumber());
tvName.setText(studentEvent.getName());
tvBranch.setText(studentEvent.getBranch());
tvCourse.setText(studentEvent.getCourse());
}
PART 3: Post the event
StudentEvent studentEventObject = new StudentEvent(
etRegistrationNumber.getText().toString(),
etName.getText().toString(),
etCourse.getText().toString(),
etBranch.getText().toString()) ;
EventBus.getDefault().post(studentEventObject);
我收到错误:
D/EventBus: No subscribers registered for event class co.swisdev.abhinav.eventbustesting.StudentEvent
D/EventBus: No subscribers registered for event class org.greenrobot.eventbus.SubscriberExceptionEvent
解决方法: