com.speedment.runtime.field.internal.comparator.AbstractFieldComparator Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of tool-deploy Show documentation
Show all versions of tool-deploy Show documentation
A Speedment bundle that shades all dependencies into one jar. This is
useful when deploying an application on a server.
The newest version!
/*
*
* 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.comparator;
import com.speedment.runtime.field.comparator.FieldComparator;
import java.util.Comparator;
import java.util.function.Function;
import java.util.function.ToDoubleFunction;
import java.util.function.ToIntFunction;
import java.util.function.ToLongFunction;
import static java.util.Collections.singletonList;
/**
* Abstract base implementation of {@link FieldComparator}
*
* @author Emil Forslund
* @since 3.0.11
*/
abstract class AbstractFieldComparator
implements FieldComparator {
AbstractFieldComparator() {}
@Override
public Comparator thenComparing(Comparator other) {
return asCombined().thenComparing(other);
}
@Override
public Comparator thenComparing(
Function keyExtractor,
Comparator keyComparator) {
return asCombined().thenComparing(keyExtractor, keyComparator);
}
@Override
public > Comparator
thenComparing(Function keyExtractor) {
return asCombined().thenComparing(keyExtractor);
}
@Override
public Comparator thenComparingInt(
ToIntFunction keyExtractor) {
return asCombined().thenComparingInt(keyExtractor);
}
@Override
public Comparator thenComparingLong(
ToLongFunction keyExtractor) {
return asCombined().thenComparingLong(keyExtractor);
}
@Override
public Comparator thenComparingDouble(
ToDoubleFunction keyExtractor) {
return asCombined().thenComparingDouble(keyExtractor);
}
private Comparator asCombined() {
return new CombinedComparatorImpl<>(singletonList(this));
}
}