net.kaczmarzyk.spring.data.jpa.domain

Class ComparableSpecification<T>

java.lang.Object

net.kaczmarzyk.spring.data.jpa.domain.PathSpecification<T>

net.kaczmarzyk.spring.data.jpa.domain.ComparableSpecification<T>

All Implemented Interfaces:

org.springframework.data.jpa.domain.Specification<T>

Direct Known Subclasses:

GreaterThan, GreaterThanOrEqual, LessThan, LessThanOrEqual

public abstract class ComparableSpecification<T>
extends PathSpecification<T>

Base class for Comparable comparisons..

Supports multiple field types: strings, numbers, booleans, enums, dates.

Author:

Tomasz Kaczmarzyk, TP Diffenbach

Field Summary

Fields inherited from class net.kaczmarzyk.spring.data.jpa.domain.PathSpecification

path

Constructor Summary

Constructors

Constructor and Description
ComparableSpecification(String path, String[] httpParamValues, Converter converter)

Method Summary

Modifier and Type	Method and Description
protected abstract <Y extends Comparable<? super Y>> javax.persistence.criteria.Predicate	makePredicate(javax.persistence.criteria.CriteriaBuilder cb, javax.persistence.criteria.Expression<? extends Y> x, Y y)
javax.persistence.criteria.Predicate	toPredicate(javax.persistence.criteria.Root<T> root, javax.persistence.criteria.CriteriaQuery<?> query, javax.persistence.criteria.CriteriaBuilder cb)

Methods inherited from class net.kaczmarzyk.spring.data.jpa.domain.PathSpecification

equals, hashCode, path

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ComparableSpecification

public ComparableSpecification(String path,
                               String[] httpParamValues,
                               Converter converter)

Method Detail

toPredicate

public javax.persistence.criteria.Predicate toPredicate(javax.persistence.criteria.Root<T> root,
                                                        javax.persistence.criteria.CriteriaQuery<?> query,
                                                        javax.persistence.criteria.CriteriaBuilder cb)

makePredicate

protected abstract <Y extends Comparable<? super Y>> javax.persistence.criteria.Predicate makePredicate(javax.persistence.criteria.CriteriaBuilder cb,
                                                                                                        javax.persistence.criteria.Expression<? extends Y> x,
                                                                                                        Y y)