CardView using RecyclerView in Android with Example

public class CourseModel {

    private String course_name;
    private int course_rating;
    private int course_image;

    // Constructor
    public CourseModel(String course_name, int course_rating, int course_image) {
        this.course_name = course_name;
        this.course_rating = course_rating;
        this.course_image = course_image;
    }

    // Getter and Setter
    public String getCourse_name() {
        return course_name;
    }

    public void setCourse_name(String course_name) {
        this.course_name = course_name;
    }

    public int getCourse_rating() {
        return course_rating;
    }

    public void setCourse_rating(int course_rating) {
        this.course_rating = course_rating;
    }

    public int getCourse_image() {
        return course_image;
    }

    public void setCourse_image(int course_image) {
        this.course_image = course_image;
    }
}

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 java.util.ArrayList;

public class CourseAdapter extends RecyclerView.Adapter<CourseAdapter.ViewHolder> {

    private final Context context;
    private final ArrayList<CourseModel> courseModelArrayList;

    // Constructor
    public CourseAdapter(Context context, ArrayList<CourseModel> courseModelArrayList) {
        this.context = context;
        this.courseModelArrayList = courseModelArrayList;
    }

    @NonNull
    @Override
    public CourseAdapter.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        // to inflate the layout for each item of recycler view.
        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.card_layout, parent, false);
        return new ViewHolder(view);
    }

    @Override
    public void onBindViewHolder(@NonNull CourseAdapter.ViewHolder holder, int position) {
        // to set data to textview and imageview of each card layout
        CourseModel model = courseModelArrayList.get(position);
        holder.courseNameTV.setText(model.getCourse_name());
        holder.courseRatingTV.setText("" + model.getCourse_rating());
        holder.courseIV.setImageResource(model.getCourse_image());
    }

    @Override
    public int getItemCount() {
        // this method is used for showing number of card items in recycler view
        return courseModelArrayList.size();
    }

    // View holder class for initializing of your views such as TextView and Imageview
    public static class ViewHolder extends RecyclerView.ViewHolder {
        private final ImageView courseIV;
        private final TextView courseNameTV;
        private final TextView courseRatingTV;

        public ViewHolder(@NonNull View itemView) {
            super(itemView);
            courseIV = itemView.findViewById(R.id.idIVCourseImage);
            courseNameTV = itemView.findViewById(R.id.idTVCourseName);
            courseRatingTV = itemView.findViewById(R.id.idTVCourseRating);
        }
    }
}

import android.os.Bundle;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        RecyclerView courseRV = findViewById(R.id.idRVCourse);

        // Here, we have created new array list and added data to it
        ArrayList<CourseModel> courseModelArrayList = new ArrayList<CourseModel>();
        courseModelArrayList.add(new CourseModel("DSA in Java", 4, R.drawable.gfgimage));
        courseModelArrayList.add(new CourseModel("Java Course", 3, R.drawable.gfgimage));
        courseModelArrayList.add(new CourseModel("C++ Course", 4, R.drawable.gfgimage));
        courseModelArrayList.add(new CourseModel("DSA in C++", 4, R.drawable.gfgimage));
        courseModelArrayList.add(new CourseModel("Kotlin for Android", 4, R.drawable.gfgimage));
        courseModelArrayList.add(new CourseModel("Java for Android", 4, R.drawable.gfgimage));
        courseModelArrayList.add(new CourseModel("HTML and CSS", 4, R.drawable.gfgimage));

        // we are initializing our adapter class and passing our arraylist to it.
        CourseAdapter courseAdapter = new CourseAdapter(this, courseModelArrayList);

        // below line is for setting a layout manager for our recycler view.
        // here we are creating vertical list so we will provide orientation as vertical
        LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false);

        // in below two lines we are setting layoutmanager and adapter to our recycler view.
        courseRV.setLayoutManager(linearLayoutManager);
        courseRV.setAdapter(courseAdapter);
    }
}