Create two-way binding with Android Data Binding

Question

I have implemented the new Android data-binding, and after implementing realised that it does not support two-way binding. I have tried to solve this manually but I am strug

Answer 1

There is a simpler solution. Just avoid updating field if it hadn't really changed.

@Bindable
public String getFirstName() {
    return firstName;
}

public void setFirstName(String firstName) {
     if(this.firstName.equals(firstName))
        return;

     this.firstName = firstName;
     notifyPropertyChanged(BR.firstName);
}