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AdapterDataLoaderAction

public final class AdapterDataLoaderAction implements ViewAction


Forces an AdapterView to ensure that the data matching a provided data matcher is loaded into the current view hierarchy.

Summary

Public constructors

AdapterDataLoaderAction(
    Matcher<?> dataToLoadMatcher,
    EspressoOptional<Integer> atPosition,
    AdapterViewProtocol adapterViewProtocol
)

Public methods

AdapterViewProtocol.AdaptedData
Matcher<View>

A mechanism for ViewActions to specify what type of views they can operate on.

String

Returns a description of the view action.

void
perform(UiController uiController, View view)

Performs this action on the given view.

Public constructors

AdapterDataLoaderAction

public AdapterDataLoaderAction(
    Matcher<?> dataToLoadMatcher,
    EspressoOptional<Integer> atPosition,
    AdapterViewProtocol adapterViewProtocol
)

Public methods

getConstraints

public Matcher<View> getConstraints()

A mechanism for ViewActions to specify what type of views they can operate on.

A ViewAction can demand that the view passed to perform meets certain constraints. For example it may want to ensure the view is already in the viewable physical screen of the device or is of a certain type.

Returns
Matcher<View>

a Matcher that will be tested prior to calling perform.

getDescription

public String getDescription()

Returns a description of the view action. The description should not be overly long and should fit nicely in a sentence like: "performing %description% action on view with id ..."

perform

public void perform(UiController uiController, View view)

Performs this action on the given view.

Parameters
UiController uiController

the controller to use to interact with the UI.

View view

the view to act upon. never null.