com.speedment.runtime.field.internal.method.SetToReferenceImpl Maven / Gradle / Ivy
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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.method;
import com.speedment.runtime.field.method.SetToReference;
import com.speedment.runtime.field.trait.HasReferenceValue;
import static java.util.Objects.requireNonNull;
/**
* A {@code set} operation that will apply a value {@link #getValue()}
* to the field {@link #getField()} of any instance passed to it.
*
* This particular implementation is generic so that any non-primitive
* value type can be used.
*
* @param the entity type
* @param the value type
*
* @author Per Minborg
* @since 2.2.0
*/
public final class SetToReferenceImpl implements SetToReference {
private final HasReferenceValue field;
private final V newValue;
public SetToReferenceImpl(HasReferenceValue field, V newValue) {
this.field = requireNonNull(field);
this.newValue = requireNonNull(newValue);
}
@Override
public HasReferenceValue getField() {
return field;
}
@Override
public V getValue() {
return newValue;
}
@Override
public ENTITY apply(ENTITY entity) {
requireNonNull(entity);
field.setter().accept(entity, newValue);
return entity;
}
}