/
BinaryPredicateBuilder.java
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/
BinaryPredicateBuilder.java
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/**
*
* Copyright (c) 2006-2015, 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.orm.field.reference;
import com.speedment.orm.field.BasePredicate;
import com.speedment.orm.field.Operator;
import com.speedment.orm.field.PredicateBuilder;
import com.speedment.orm.field.StandardBinaryOperator;
import java.util.Comparator;
import java.util.Objects;
/**
*
* @author pemi
* @param <ENTITY> Entity type
* @param <V> Value type
*/
public class BinaryPredicateBuilder<ENTITY, V extends Comparable<V>> extends BasePredicate<ENTITY> implements PredicateBuilder {
private final ReferenceField<ENTITY, V> field;
private final V value;
private final StandardBinaryOperator binaryOperator;
private final Comparator<V> entityComparator;
public BinaryPredicateBuilder(
ReferenceField<ENTITY, V> field,
V value,
StandardBinaryOperator binaryOperator,
Comparator<V> entityComparator
) {
this.field = Objects.requireNonNull(field);
this.value = value;
this.entityComparator = Objects.requireNonNull(entityComparator);
this.binaryOperator = Objects.requireNonNull(binaryOperator);
}
public BinaryPredicateBuilder(
ReferenceField<ENTITY, V> field,
V value,
StandardBinaryOperator binaryOperator
) {
this(field, value, binaryOperator, Comparator.naturalOrder());
}
@Override
public boolean test(ENTITY entity) {
return test(Objects.compare(field.getFrom(entity), getValue(), entityComparator));
}
public boolean test(int compare) {
return binaryOperator.getComparator().test(compare);
}
@Override
public ReferenceField<ENTITY, V> getField() {
return field;
}
public V getValue() {
return value;
}
@Override
public StandardBinaryOperator getOperator() {
return binaryOperator;
}
}