Show Data from Firease in Recycle View

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Xml Code:-

<androidx.recyclerview.widget.RecyclerView
    android:id="@+id/iscrrec"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"/>

New resorce Xml Code :-

<?xml version="1.0" encoding="utf-8"?>
<androidx.cardview.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    app:cardElevation="10dp"
    app:cardCornerRadius="20dp"
    android:layout_margin="10dp"
    app:cardMaxElevation="12dp"
    android:layout_width="match_parent"
    android:layout_height="wrap_content">

    <LinearLayout
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <ImageView
            android:id="@+id/iscimage"
            android:src="@drawable/math"
            android:layout_width="match_parent"
            android:layout_height="200dp"
            android:padding="5dp"/>
        <TextView
            android:id="@+id/iscbookname"
            android:textStyle="bold"
            android:textSize="25sp"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Isc Book"/>
        <TextView
            android:id="@+id/iscdes"
            android:textSize="15sp"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Description"/>
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content">
            <TextView
                android:textSize="20sp"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Price :-"/>
            <TextView
                android:id="@+id/iscprice"
                android:textSize="20sp"
                android:text="270"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"/>

        </LinearLayout>
    </LinearLayout>
</androidx.cardview.widget.CardView>



Java Code Model:- 
package com.niranjan.ecommerceapplication.model;

public class Iscmodel {
    String url;
    String name;
    String description;
    String price;
    String type;

    public Iscmodel() {
    }

    public Iscmodel(String url, String name, String description, String price, String type) {
        this.url = url;
        this.name = name;
        this.description = description;
        this.price = price;
        this.type = type;
    }

    public String getUrl() {
        return url;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }

    public String getPrice() {
        return price;
    }

    public void setPrice(String price) {
        this.price = price;
    }

    public String getType() {
        return type;
    }

    public void setType(String type) {
        this.type = type;
    }
}


Adapter Code:- 
package com.niranjan.ecommerceapplication.adapter;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;

import com.bumptech.glide.Glide;
import com.niranjan.ecommerceapplication.R;
import com.niranjan.ecommerceapplication.model.Iscmodel;

import java.util.List;

public class Iscadapter extends RecyclerView.Adapter<Iscadapter.ViewHolder> {
    private Context context;
    private List<Iscmodel> iscmodelList;

    public Iscadapter(Context context, List<Iscmodel> iscmodelList) {
        this.context = context;
        this.iscmodelList = iscmodelList;
    }

    @NonNull
    @Override
    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        return new ViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.iscbook,parent,false));
    }

    @Override
    public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
        Glide.with(context).load(iscmodelList.get(position).getUrl()).into(holder.imageView);
        holder.name.setText(iscmodelList.get(position).getName());
        holder.des.setText(iscmodelList.get(position).getDescription());
        holder.price.setText(iscmodelList.get(position).getPrice());

    }

    @Override
    public int getItemCount() {
        return iscmodelList.size();
    }

    public class ViewHolder extends RecyclerView.ViewHolder {
        ImageView imageView;
        TextView name,des,price;
        public ViewHolder(@NonNull View itemView) {
            super(itemView);
            imageView=itemView.findViewById(R.id.iscimage);
            name=itemView.findViewById(R.id.iscbookname);
            des=itemView.findViewById(R.id.iscdes);
            price=itemView.findViewById(R.id.iscprice);
        }
    }
}


Main java Class :-
package com.niranjan.ecommerceapplication.ui.home;

import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import android.widget.Toast;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.lifecycle.Observer;
import androidx.lifecycle.ViewModelProvider;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;

import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.firestore.FirebaseFirestore;
import com.google.firebase.firestore.QueryDocumentSnapshot;
import com.google.firebase.firestore.QuerySnapshot;
import com.niranjan.ecommerceapplication.R;
import com.niranjan.ecommerceapplication.adapter.Iscadapter;
import com.niranjan.ecommerceapplication.model.Iscmodel;

import java.util.ArrayList;
import java.util.List;

import static android.content.ContentValues.TAG;

public class HomeFragment extends Fragment {

FirebaseFirestore firestore;
RecyclerView Iscrecycle;
List<Iscmodel> iscmodelList;
Iscadapter iscadapter;
    public View onCreateView(@NonNull LayoutInflater inflater,
            ViewGroup container, Bundle savedInstanceState) {

        View root = inflater.inflate(R.layout.fragment_home, container, false);
        firestore=FirebaseFirestore.getInstance();
Iscrecycle=root.findViewById(R.id.iscrrec);
Iscrecycle.setLayoutManager(new LinearLayoutManager(getActivity(),RecyclerView.HORIZONTAL,false));
iscmodelList = new ArrayList<>();
iscadapter = new Iscadapter(getActivity(),iscmodelList);
Iscrecycle.setAdapter(iscadapter);

        firestore.collection("Iscbook")
                .get()
                .addOnCompleteListener(new OnCompleteListener<QuerySnapshot>() {
                    @Override
                    public void onComplete(@NonNull Task<QuerySnapshot> task) {
                        if (task.isSuccessful()) {
                            for (QueryDocumentSnapshot document : task.getResult()) {
                                Iscmodel iscmodel = document.toObject(Iscmodel.class);
                                iscmodelList.add(iscmodel);
                                iscadapter.notifyDataSetChanged();
                            }
                        } else {
                            Toast.makeText(getActivity(), "Error", Toast.LENGTH_SHORT).show();
                        }
                    }
                });

        return root;
    }
}