In our TeaViewModel class, that extends ViewModel, we have such prorerty: val tea: LiveData
An observer in our Activity (type of mViewModel variable in example is TeaViewModel) is set in this way:
mViewModel!!.tea.observe(this, Observer { tea: Tea? - displayTea(tea) })
What will be a correct displayTea method definition?

Question

In our TeaViewModel class, that extends ViewModel, we have such prorerty: val tea: LiveData<Tea>

An observer in our Activity (type of mViewModel variable in example is TeaViewModel) is set in this way:

mViewModel!!.tea.observe(this, Observer { tea: Tea? -> displayTea(tea) })

What will be a correct displayTea method definition?

Jacobo Montes · Accepted Answer

private fun displayTea(tea: Tea?)

Jacobo Montes · Answer

private fun displayTea()

Jacobo Montes · Answer

private fun displayTea(tea: LiveData?<Tea>)

Jacobo Montes · Answer

private fun displayTea(tea: LiveData?<T>)

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