public class UserBean {
private String mFirstName;
private String mLastName;
public UserBean(String firstName, String lastName) {
this. mFirstName = firstName;
this. mLastName = lastName;
}
public String getFirstName() {
return mFirstName;
}
public String getLastName() {
return mLastName;
}
}
public interface IUserModel {
void setID(int id);
void setFirstName(String firstName);
void setLastName(String lastName);
int getID();
UserBean load(int id);// 通过id读取user信息,返回一个UserBean
}
public interface IUserView {
int getID();
String getFristName();
String getLastName();
void setFirstName(String firstName);
void setLastName(String lastName);
}
public class UserPresenter {
private IUserView mUserView;
private IUserModel mUserModel;
public UserPresenter(IUserView view) {
mUserView = view;
mUserModel = new UserModel();
}
public void saveUser( int id, String firstName, String lastName) {
mUserModel.setID(id);
mUserModel.setFirstName(firstName);
mUserModel.setLastName(lastName);
}
public void loadUser( int id) {
UserBean user = mUserModel.load(id);
mUserView.setFirstName(user.getFirstName()); // 通过调用IUserView的方法来更新显示
mUserView.setLastName(user.getLastName());
}
}
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