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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.honeycomb.v3po.translate.util.write;
import io.fd.honeycomb.v3po.translate.TranslationException;
import io.fd.honeycomb.v3po.translate.write.WriteContext;
import io.fd.honeycomb.v3po.translate.write.WriteFailedException;
import io.fd.honeycomb.v3po.translate.write.WriterRegistry;
import java.util.Map;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Empty registry that does not perform any changes. Can be used in data layer, if we want to disable passing data to
* translation layer.
*/
public class NoopWriterRegistry implements WriterRegistry {
private static final Logger LOG = LoggerFactory.getLogger(NoopWriterRegistry.class);
@Override
public void update(@Nonnull final Map<InstanceIdentifier<?>, DataObject> dataBefore,
@Nonnull final Map<InstanceIdentifier<?>, DataObject> dataAfter, @Nonnull final WriteContext ctx)
throws TranslationException {
LOG.trace("NoopWriterRegistry.update dataBefore{}, dataAfter={], ctx={}", dataBefore, dataAfter, ctx);
// NOOP
}
@Override
public void update(@Nonnull final InstanceIdentifier<? extends DataObject> id,
@Nullable final DataObject dataBefore, @Nullable final DataObject dataAfter,
@Nonnull final WriteContext ctx) throws WriteFailedException {
LOG.trace("NoopWriterRegistry.update id={}, dataBefore{}, dataAfter={], ctx={}", id, dataBefore, dataAfter,
ctx);
// NOOP
}
@Nonnull
@Override
public InstanceIdentifier<DataObject> getManagedDataObjectType() {
throw new UnsupportedOperationException("Root registry has no type");
}
}
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