added in version 22.1.0
belongs to Maven artifact com.android.support:recyclerview-v7:28.0.0-alpha1

Summary: Ctors | Methods | Inherited Methods | [Expand All]

RecyclerView.Adapter

public static abstract class RecyclerView.Adapter
extends Object

java.lang.Object
↳	android.support.v7.widget.RecyclerView.Adapter<VH extends android.support.v7.widget.RecyclerView.ViewHolder>

Known Direct Subclasses

Base class for an Adapter

Adapters provide a binding from an app-specific data set to views that are displayed within a RecyclerView.

Summary

Public constructors
`RecyclerView.Adapter()`

Public methods
`final void`	`bindViewHolder(VH holder, int position)` This method internally calls `onBindViewHolder(ViewHolder, int)` to update the `RecyclerView.ViewHolder` contents with the item at the given position and also sets up some private fields to be used by RecyclerView.
`final VH`	`createViewHolder(ViewGroup parent, int viewType)` This method calls `onCreateViewHolder(ViewGroup, int)` to create a new `RecyclerView.ViewHolder` and initializes some private fields to be used by RecyclerView.
`abstract int`	`getItemCount()` Returns the total number of items in the data set held by the adapter.
`long`	`getItemId(int position)` Return the stable ID for the item at `position`.
`int`	`getItemViewType(int position)` Return the view type of the item at `position` for the purposes of view recycling.
`final boolean`	`hasObservers()` Returns true if one or more observers are attached to this adapter.
`final boolean`	`hasStableIds()` Returns true if this adapter publishes a unique `long` value that can act as a key for the item at a given position in the data set.
`final void`	`notifyDataSetChanged()` Notify any registered observers that the data set has changed.
`final void`	`notifyItemChanged(int position, Object payload)` Notify any registered observers that the item at `position` has changed with an optional payload object.
`final void`	`notifyItemChanged(int position)` Notify any registered observers that th