update demo

app/src/main/java/com/chad/baserecyclerviewadapterhelper/activity/AnimationUseActivity.java

@@ -5,6 +5,7 @@ import android.view.View;
 import android.widget.CompoundButton;
 import android.widget.ImageView;
 
+import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
@@ -59,7 +60,7 @@ public class AnimationUseActivity extends AppCompatActivity {
         mAnimationAdapter.addChildClickViewIds(R.id.img, R.id.tweetName, R.id.tweetText);
         mAnimationAdapter.setOnItemChildClickListener(new OnItemChildClickListener() {
             @Override
-            public void onItemChildClick(BaseQuickAdapter adapter, View view, int position) {
+            public void onItemChildClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 String content = null;
                 Status status = (Status) adapter.getItem(position);
                 switch (view.getId()) {

app/src/main/java/com/chad/baserecyclerviewadapterhelper/activity/DragAndSwipeUseActivity.java

@@ -7,6 +7,7 @@ import android.os.Bundle;
 import android.util.Log;
 import android.view.View;
 
+import androidx.annotation.NonNull;
 import androidx.core.content.ContextCompat;
 import androidx.recyclerview.widget.ItemTouchHelper;
 import androidx.recyclerview.widget.LinearLayoutManager;
@@ -17,10 +18,10 @@ import com.chad.baserecyclerviewadapterhelper.adapter.DragAndSwipeAdapter;
 import com.chad.baserecyclerviewadapterhelper.base.BaseActivity;
 import com.chad.baserecyclerviewadapterhelper.utils.Tips;
 import com.chad.library.adapter.base.BaseQuickAdapter;
-import com.chad.library.adapter.base.viewholder.BaseViewHolder;
 import com.chad.library.adapter.base.listener.OnItemClickListener;
 import com.chad.library.adapter.base.listener.OnItemDragListener;
 import com.chad.library.adapter.base.listener.OnItemSwipeListener;
+import com.chad.library.adapter.base.viewholder.BaseViewHolder;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -129,7 +130,7 @@ public class DragAndSwipeUseActivity extends BaseActivity {
 
         mAdapter.setOnItemClickListener(new OnItemClickListener() {
             @Override
-            public void onItemClick(BaseQuickAdapter adapter, View view, int position) {
+            public void onItemClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 Tips.show("点击了：" + position);
             }
         });

app/src/main/java/com/chad/baserecyclerviewadapterhelper/activity/HeaderAndFooterUseActivity.java

@@ -4,6 +4,7 @@ import android.os.Bundle;
 import android.view.View;
 import android.widget.ImageView;
 
+import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
@@ -101,7 +102,7 @@ public class HeaderAndFooterUseActivity extends BaseActivity {
 
         adapter.setOnItemClickListener(new OnItemClickListener() {
             @Override
-            public void onItemClick(BaseQuickAdapter adapter, View view, int position) {
+            public void onItemClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 Tips.show(String.valueOf(position));
             }
 

app/src/main/java/com/chad/baserecyclerviewadapterhelper/activity/ItemClickActivity.java

@@ -4,6 +4,7 @@ import android.os.Bundle;
 import android.view.MotionEvent;
 import android.view.View;
 
+import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
@@ -42,26 +43,26 @@ public class ItemClickActivity extends BaseActivity {
         initAdapter();
         adapter.setOnItemClickListener(new OnItemClickListener() {
             @Override
-            public void onItemClick(BaseQuickAdapter adapter, View view, int position) {
+            public void onItemClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 Tips.show("onItemClick " + position);
             }
         });
         adapter.setOnItemLongClickListener(new OnItemLongClickListener() {
             @Override
-            public boolean onItemLongClick(BaseQuickAdapter adapter, View view, int position) {
+            public boolean onItemLongClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 Tips.show("onItemLongClick " + position);
                 return true;
             }
         });
         adapter.setOnItemChildClickListener(new OnItemChildClickListener() {
             @Override
-            public void onItemChildClick(BaseQuickAdapter adapter, View view, int position) {
+            public void onItemChildClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 Tips.show("onItemChildClick " + position);
             }
         });
         adapter.setOnItemChildLongClickListener(new OnItemChildLongClickListener() {
             @Override
-            public boolean onItemChildLongClick(BaseQuickAdapter adapter, View view, int position) {
+            public boolean onItemChildLongClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 Tips.show("onItemChildLongClick " + position);
                 return true;
             }

app/src/main/java/com/chad/baserecyclerviewadapterhelper/activity/SectionQuickUseActivity.java

@@ -3,6 +3,7 @@ package com.chad.baserecyclerviewadapterhelper.activity;
 import android.os.Bundle;
 import android.view.View;
 
+import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.GridLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
@@ -44,7 +45,7 @@ public class SectionQuickUseActivity extends BaseActivity {
 
         adapter.setOnItemClickListener(new OnItemClickListener() {
             @Override
-            public void onItemClick(BaseQuickAdapter adapter, View view, int position) {
+            public void onItemClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 MySection mySection = mData.get(position);
                 if (mySection.isHeader()) {
                     Tips.show((String) mySection.getObject());
@@ -56,7 +57,7 @@ public class SectionQuickUseActivity extends BaseActivity {
         });
         adapter.setOnItemChildClickListener(new OnItemChildClickListener() {
             @Override
-            public void onItemChildClick(BaseQuickAdapter adapter, View view, int position) {
+            public void onItemChildClick(@NonNull BaseQuickAdapter adapter, @NonNull View view, int position) {
                 Tips.show("onItemChildClick: " + position);
             }
         });