com.speedment.runtime.field.internal.expression.FieldToIntImpl 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.expression;
import com.speedment.runtime.compute.ToInt;
import com.speedment.runtime.field.ReferenceField;
import com.speedment.runtime.field.expression.FieldToInt;
import java.util.function.ToIntFunction;
/**
* Default implementation of {@link FieldToInt}.
*
* @author Emil Forslund
* @since 3.1.0
*/
public final class FieldToIntImpl
extends AbstractFieldMapper, ToIntFunction>
implements FieldToInt {
public FieldToIntImpl(ReferenceField field,
ToIntFunction mapper) {
super(field, mapper);
}
@Override
public Integer apply(ENTITY entity) {
final V value = field.get(entity);
if (value == null) return null;
else return mapper.applyAsInt(value);
}
@Override
public int applyAsInt(ENTITY object) throws NullPointerException {
return mapper.applyAsInt(field.get(object));
}
}