José Rodríguez josergdev

josergdev / SliceSpecificationExecutor.java

Last active September 5, 2024 08:13

JpaSpecificationExecutor extension to find All Slice by Specification

	package dev.joserg.jpa;

	import static org.springframework.data.domain.ScrollPosition.offset;

	import java.util.function.Function;

	import org.springframework.data.domain.Pageable;
	import org.springframework.data.domain.ScrollPosition;
	import org.springframework.data.domain.Slice;
	import org.springframework.data.domain.SliceImpl;

josergdev / SliceJpaRepositoryImpl.java

Last active August 24, 2024 12:00

SimpleJpaRepository extension to find All Slice by Specification

	package dev.joserg.jpa;

	import jakarta.persistence.EntityManager;
	import org.jetbrains.annotations.Nullable;
	import org.springframework.data.domain.Pageable;
	import org.springframework.data.domain.Slice;
	import org.springframework.data.domain.SliceImpl;
	import org.springframework.data.jpa.domain.Specification;
	import org.springframework.data.jpa.repository.support.JpaEntityInformation;
	import org.springframework.data.jpa.repository.support.SimpleJpaRepository;

josergdev / SimpleHttpCriteria.java

Last active August 24, 2024 10:51

This class maps http query parameters to the JPA specification with common convention behavior

	package dev.joserg.jpa;

	import java.util.HashMap;
	import java.util.List;
	import java.util.Map;
	import java.util.Map.Entry;

	import jakarta.persistence.criteria.CriteriaBuilder;
	import jakarta.persistence.criteria.CriteriaQuery;
	import jakarta.persistence.criteria.JoinType;

josergdev / GenericSpecification.java

Last active August 24, 2024 12:03

Spring Data Specification to find data by pairs of attributes

	package dev.joserg.util.jpa;

	import static org.springframework.data.jpa.domain.Specification.allOf;
	import static org.springframework.data.jpa.domain.Specification.anyOf;

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

	import jakarta.annotation.Nonnull;
	import jakarta.persistence.criteria.Root;