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class PojoAdapter : | |
androidx.recyclerview.widget.ListAdapter<Pojo, PojoAdapter.POJOViewHolder>(POJODiffCallback()) { | |
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): POJOViewHolder { | |
return POJOViewHolder.from(parent) | |
} | |
override fun onBindViewHolder(holder: POJOViewHolder, position: Int) { | |
val pojoItem = getItem(position) | |
holder.bind(pojoItem) | |
} | |
class POJOViewHolder constructor(private val binding: PojoItemBinding) : | |
RecyclerView.ViewHolder(binding.root) { | |
fun bind(item: Pojo) { | |
binding.pojo = item | |
binding.executePendingBindings() | |
} | |
//For inflating the layout in onCreateViewHolder() | |
companion object { | |
fun from(parent: ViewGroup): POJOViewHolder { | |
val binding = | |
PojoItemBinding.inflate(LayoutInflater.from(parent.context), parent, false) | |
return POJOViewHolder(binding) | |
} | |
} | |
} | |
} | |
class POJODiffCallback : DiffUtil.ItemCallback<Pojo>() { | |
override fun areItemsTheSame(oldItem: Pojo, newItem: Pojo): Boolean { | |
return oldItem.id == newItem.id | |
} | |
override fun areContentsTheSame(oldItem: Pojo, newItem: Pojo): Boolean { | |
return oldItem == newItem | |
} | |
} |
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