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[ANSWERED] android – Invoke MutableLiveData Observer without using postValue()

Posted on November 14, 2022

Solution 1 :

At the end @Stachu solution works but, I have made a change by passing the value of apply block in the postValue() like this –

user.postValue(user.value.apply{ userName = "abc" }.value)

Problem :

Suppose, I’ve a MutableLiveData<User>. So if I update a variable in User let say userName using the value like

var user = MutableLiveData<User>()
user.postValue(User())
user.value.userName = "ABC"

it won’t call the observer. So I have to call a postValue to invoke it.
Is there any to invoke observer after updating one property of MutableLiveData object.

Comments

Comment posted by Shalu T D

Livedata working based on the object you specified, here it is User and based on the attributes of user object

Comment posted by stackoverflow.com/questions/48020377/…

please check this

Comment posted by Stachu

here you update the property of MutableLiveData not the User. You could do something like

READ  [ANSWERED] android - Can a method parameter contain a reference to other variable instead of containing a value?
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