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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
*
* 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 io.fd.hc2vpp.common.translate.util;
import static com.google.common.base.Preconditions.checkState;
import java.util.Collection;
import javax.annotation.Nonnull;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
/**
* Checks references exist, and throws if present
*/
public interface ReferenceCheck {
/**
* Checks if references are present, and throw if so
*
* @throws IllegalStateException if any references present
*/
default <T extends DataObject> void checkReferenceExist(@Nonnull final InstanceIdentifier<?> locSetId,
final Collection<T> references) {
checkState(references == null || references.isEmpty(), "%s is referenced in %s", locSetId, references);
}
}
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