Untitled

package com.sber;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.transaction.annotation.Transactional;
import java.util.UUID;

@Component
public class MyShinyService {
    @Autowired
    private final TaskRepository taskRepository;
    @Autowired
    private final WorkRepository workRepository;
    
    // for concurrency safety
    private final Task task;

    @Transactional
    public synchronized void accumulateTask(Task task) {
        this.task = task;
    }

    @Transactional
    public synchronized void saveTask() {
        System.out.println("saving process has started");
        String task = "task";
        
        if (this.task.type == task) {
            this.taskRepository.save(new TaskEntity(
                UUID.randomUUID(), 
                this.task.id.toString(), 
                this.task.name
            ));
        } else {
            this.workRepository.save(new WorkEntity(
                UUID.randomUUID(), 
                this.task.id.toString(), 
                this.task.name, 
                null
            ));
        }
        System.out.println("saved");
    }

    public interface ExternalTask {
        // interface methods to be implemented
    }

    public static class Task {
        public int id;
        public String name;
        public String type;
        // other fields and methods
    }
}

// Existing code somewhere in the project
public class TaskRepository {
    public UUID save(TaskEntity entity) {
        // implementation
        return null;
    }
}

record TaskEntity(UUID id, String outerId, String name) {

}

public class WorkRepository {
	public UUID save(TaskEntity entity) {
        // implementation
        return null;
    }
}

record WorkEntity(UUID id, String outerId, String name, String author) {

}