org.immutables.criteria.matcher.OptionalNumberMatcher Maven / Gradle / Ivy
/*
* Copyright 2019 Immutables Authors and Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.immutables.criteria.matcher;
import java.util.Optional;
import java.util.OptionalDouble;
/**
* Intersection type between {@link OptionalMatcher} and {@link NumberMatcher}.
*
* Syntax sugar to avoid chaining {@code value()} method from {@link OptionalMatcher}
* on long expressions with many optional elements.
*
* @param root criteria type
*/
public interface OptionalNumberMatcher> extends NumberMatcher, PresentAbsentMatcher {
/**
* Self-type for this matcher
*/
interface Self> extends Template, V, Void>, Disjunction, V, Void>> {}
interface Template, P> extends OptionalNumberMatcher, WithMatcher>,
NotMatcher>, Projection, Aggregation.NumberTemplate, OptionalDouble, OptionalDouble> {}
/**
* Similar to main {@link OptionalNumberMatcher.Template} but with {@code @Nullable} projections and aggregations
*/
interface NullableTemplate> extends OptionalNumberMatcher, WithMatcher>,
NotMatcher>, Projection, Aggregation.NumberTemplate{}
@SuppressWarnings("unchecked")
static CriteriaCreator creator() {
class Local extends AbstractContextHolder implements Self {
private Local(CriteriaContext context) {
super(context);
}
}
return ctx -> (R) new Local(ctx);
}
}