com.speedment.runtime.field.internal.predicate.reference.ReferenceNotBetweenPredicate Maven / Gradle / Ivy

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A Speedment bundle that shades all dependencies into one jar. This is useful when deploying an application on a server.
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/*
 *
 * Copyright (c) 2006-2019, Speedment, Inc. All Rights Reserved.
 *
 * 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 com.speedment.runtime.field.internal.predicate.reference;

import com.speedment.common.tuple.Tuple2;
import com.speedment.runtime.field.internal.predicate.AbstractFieldPredicate;
import com.speedment.runtime.field.internal.predicate.BetweenPredicate;
import com.speedment.runtime.field.predicate.Inclusion;
import com.speedment.runtime.field.trait.HasReferenceValue;

import static com.speedment.runtime.field.predicate.PredicateType.NOT_BETWEEN;
import static java.util.Objects.requireNonNull;

/**
 *
 * @param   the entity type
 * @param        the database type
 * @param        the value type
 * 
 * @author  Per Minborg
 * @since   2.2.0
 */
public final class ReferenceNotBetweenPredicate>
extends AbstractFieldPredicate>
implements BetweenPredicate, Tuple2 {

    private final V start;
    private final V end;
    private final Inclusion inclusion;

    public ReferenceNotBetweenPredicate(
            final HasReferenceValue referenceField,
            final V start,
            final V end,
            final Inclusion inclusion) {
        
        super(NOT_BETWEEN, referenceField, entity -> {
            final V fieldValue = referenceField.get(entity);

            switch (inclusion) {
                case START_EXCLUSIVE_END_EXCLUSIVE : 
                    if (fieldValue == null) return false;
                    else if (start == null || end == null) return false;
                    else return !(start.compareTo(fieldValue) < 0 && end.compareTo(fieldValue) > 0);
                
                case START_EXCLUSIVE_END_INCLUSIVE : 
                    if (fieldValue == null) return start != null && end == null;
                    else if (start == null || end == null) return false;
                    else return !(start.compareTo(fieldValue) < 0 && end.compareTo(fieldValue) >= 0);
                
                case START_INCLUSIVE_END_EXCLUSIVE : 
                    if (fieldValue == null) return start == null && end != null;
                    else if (start == null || end == null) return false;
                    return !(start.compareTo(fieldValue) <= 0 && end.compareTo(fieldValue) > 0);
                
                case START_INCLUSIVE_END_INCLUSIVE : 
                    if (fieldValue == null) return start == null || end == null;
                    else if (start == null || end == null) return false;
                    return !(start.compareTo(fieldValue) <= 0 && end.compareTo(fieldValue) >= 0);
                
                default : throw new IllegalStateException("Inclusion unknown: " + inclusion);
            }
        });
        
        this.start     = start;
        this.end       = end;
        this.inclusion = requireNonNull(inclusion);
    }

    @Override
    public V get0() {
        return start;
    }

    @Override
    public V get1() {
        return end;
    }

    @Override
    public Inclusion getInclusion() {
        return inclusion;
    }

    @Override
    public ReferenceBetweenPredicate negate() {
        return new ReferenceBetweenPredicate<>(getField(), start, end, inclusion);
    }
    
    
}