src/main/java/com/csharp/bikerental/service/PaymentReportService/PaymentReportServiceInterface.java
package com.csharp.bikerental.service.PaymentReportService;
import com.csharp.bikerental.persistence.model.Issues;
import com.csharp.bikerental.persistence.repo.IssuesRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.ui.Model;
import com.csharp.bikerental.service.CompositeClasses.PaymentReportImpl;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
@Service
public interface PaymentReportServiceInterface {
@Autowired
public List<HashMap<Date, Long>> PaymentReportOverview(Long userid);
}