com.chad.library.adapter.base.diff

Class BaseQuickDiffCallback<T>

java.lang.Object

DiffUtil.Callback

com.chad.library.adapter.base.diff.BaseQuickDiffCallback<T>

Type Parameters:

T - Data type

public abstract class BaseQuickDiffCallback<T>
extends DiffUtil.Callback

Extend this method to quickly implement DiffUtil

Constructor Summary

Constructors

Constructor and Description
BaseQuickDiffCallback(java.util.List<T> newList)

Method Summary

Modifier and Type	Method and Description
boolean	areContentsTheSame(int oldItemPosition, int newItemPosition)
protected abstract boolean	areContentsTheSame(T oldItem, T newItem)
boolean	areItemsTheSame(int oldItemPosition, int newItemPosition)
protected abstract boolean	areItemsTheSame(T oldItem, T newItem)
java.lang.Object	getChangePayload(int oldItemPosition, int newItemPosition)
protected java.lang.Object	getChangePayload(T oldItem, T newItem) Optional implementation
java.util.List<T>	getNewList()
int	getNewListSize()
java.util.List<T>	getOldList()
int	getOldListSize()
void	setOldList(java.util.List<T> oldList)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BaseQuickDiffCallback

public BaseQuickDiffCallback(java.util.List<T> newList)

Method Detail

getNewList

public java.util.List<T> getNewList()

getOldList

public java.util.List<T> getOldList()

setOldList

public void setOldList(java.util.List<T> oldList)

getOldListSize

public int getOldListSize()

getNewListSize

public int getNewListSize()

areItemsTheSame

public boolean areItemsTheSame(int oldItemPosition,
                               int newItemPosition)

areContentsTheSame

public boolean areContentsTheSame(int oldItemPosition,
                                  int newItemPosition)

getChangePayload

public java.lang.Object getChangePayload(int oldItemPosition,
                                         int newItemPosition)

areItemsTheSame

protected abstract boolean areItemsTheSame(T oldItem,
                                           T newItem)

Parameters:

oldItem - New data

newItem - old Data

Returns:

Return false if items are no same

areContentsTheSame

protected abstract boolean areContentsTheSame(T oldItem,
                                              T newItem)

Parameters:

oldItem - New data

newItem - old Data

Returns:

Return false if item content are no same

getChangePayload

protected java.lang.Object getChangePayload(T oldItem,
                                            T newItem)

Optional implementation

Parameters:

oldItem - New data

newItem - old Data

Returns:

Payload info