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How to connect RESTful Services to a backend with JPA?

Deepika Sahu answered on December 16, 2022 Popularity 1/10 Helpfulness 1/10

answer How to connect RESTful Services to a backend with JPA?

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How to connect RESTful Services to a backend with JPA?

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public interface CrudRepository<T, ID extends Serializable>
    extends Repository<T, ID> {

    <S extends T> S save(S entity);

    T findOne(ID primaryKey);       

    Iterable<T> findAll();          

    Long count();                   

    void delete(T entity);          

    boolean exists(ID primaryKey);  

    // … more functionality omitted.
}

Popularity 1/10 Helpfulness 1/10 Language java

Source: www.springboottutorial.com

Tags: backend connect java

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Contributed on Dec 16 2022

Deepika Sahu

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How to connect RESTful Services to a backend with JPA?

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@GetMapping("/students/{id}")
public Student retrieveStudent(@PathVariable long id) {
	Optional<Student> student = studentRepository.findById(id);

	if (student.isEmpty())
		throw new StudentNotFoundException("id-" + id);

	return student.get();
}

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Source: www.springboottutorial.com

Tags: backend connect java

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Contributed on Dec 16 2022

Deepika Sahu

0 Answers Avg Quality 2/10

How to connect RESTful Services to a backend with JPA?

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public abstract interface PagingAndSortingRepository extends CrudRepository {
  
  public abstract Iterable findAll(Sort arg0);
  
  public abstract Page findAll(Pageable arg0);

}

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Source: www.springboottutorial.com

Tags: backend java connect

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Contributed on Dec 16 2022

Deepika Sahu

0 Answers Avg Quality 2/10

How to connect RESTful Services to a backend with JPA?

Comment

public interface JpaRepository<T, ID extends Serializable>
		extends PagingAndSortingRepository<T, ID>, QueryByExampleExecutor<T> {

Popularity 1/10 Helpfulness 1/10 Language whatever

Source: www.springboottutorial.com

Tags: backend connect whatever

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Contributed on Dec 16 2022

Deepika Sahu

0 Answers Avg Quality 2/10

How to connect RESTful Services to a backend with JPA?

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How to connect RESTful Services to a backend with JPA?

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