com.netflix.genie.core.jpa.specifications

Class JpaSpecificationUtils

java.lang.Object

com.netflix.genie.core.jpa.specifications.JpaSpecificationUtils

public final class JpaSpecificationUtils
extends java.lang.Object

Utility methods for the specification classes.

Since:

3.0.0

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JpaSpecificationUtils()

Method Summary

Modifier and Type	Method and Description
static javax.persistence.criteria.Predicate	getStringLikeOrEqualPredicate(javax.persistence.criteria.CriteriaBuilder cb, javax.persistence.criteria.Expression<java.lang.String> expression, java.lang.String value) Create either an equals or like predicate based on the presence of the '%' character in the search value.
static java.lang.String	getTagLikeString(java.util.Set<java.lang.String> tags) Get the sorted like statement for tags used in specification queries.

Methods inherited from class java.lang.Object

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

Constructor Detail

JpaSpecificationUtils

protected JpaSpecificationUtils()

Method Detail

getStringLikeOrEqualPredicate

public static javax.persistence.criteria.Predicate getStringLikeOrEqualPredicate(@NotNull
                                                                                 javax.persistence.criteria.CriteriaBuilder cb,
                                                                                 @NotNull
                                                                                 javax.persistence.criteria.Expression<java.lang.String> expression,
                                                                                 @NotNull
                                                                                 java.lang.String value)

Create either an equals or like predicate based on the presence of the '%' character in the search value.

Parameters:

cb - The criteria builder to use for predicate creation

expression - The expression of the field the predicate is acting on

value - The value to compare the field to

Returns:

A LIKE predicate if the value contains a '%' otherwise an EQUAL predicate

getTagLikeString

public static java.lang.String getTagLikeString(@NotNull
                                                java.util.Set<java.lang.String> tags)

Get the sorted like statement for tags used in specification queries.

Parameters:

tags - The tags to use. Not null.

Returns:

The tags sorted while ignoring case delimited with percent symbol.