Custom repository implementation for ProductRepositoryCustom

ProductRepositoryImpl.java

package com.api.reporting.respositories;

import com.api.reporting.models.Product;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;

import java.util.List;
import java.util.Optional;

public class ProductRepositoryImpl implements ProductRepositoryCustom {

    private static final String COLLECTION = "products";
    
    @Autowired
    MongoTemplate mongoTemplate;

    public Optional<List<Product>> findByName(String name) {
        Query query = new Query().addCriteria(Criteria.where("name").is(name));
        List<Product> search = mongoTemplate.find(query, Product.class, COLLECTION);
        return Optional.of(search);
    }
}