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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.translate.impl.write.registry;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.ImmutableMap;
import io.fd.honeycomb.translate.util.AbstractSubtreeManagerRegistryBuilderBuilder;
import io.fd.honeycomb.translate.util.YangDAG;
import io.fd.honeycomb.translate.write.Writer;
import io.fd.honeycomb.translate.write.registry.ModifiableWriterRegistryBuilder;
import io.fd.honeycomb.translate.write.registry.WriterRegistry;
import io.fd.honeycomb.translate.write.registry.WriterRegistryBuilder;
import java.util.Set;
import java.util.stream.Collectors;
import javax.annotation.Nonnull;
import javax.annotation.concurrent.NotThreadSafe;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Builder for {@link FlatWriterRegistry} allowing users to specify inter-writer relationships.
*/
@NotThreadSafe
public final class FlatWriterRegistryBuilder
extends AbstractSubtreeManagerRegistryBuilderBuilder<Writer<? extends DataObject>, WriterRegistry>
implements ModifiableWriterRegistryBuilder, WriterRegistryBuilder {
private static final Logger LOG = LoggerFactory.getLogger(FlatWriterRegistryBuilder.class);
public FlatWriterRegistryBuilder(@Nonnull final YangDAG yangDAG) {
super(yangDAG);
}
@Override
protected Writer<? extends DataObject> getSubtreeHandler(final @Nonnull Set<InstanceIdentifier<?>> handledChildren,
final @Nonnull Writer<? extends DataObject> writer) {
return SubtreeWriter.createForWriter(handledChildren, writer);
}
/**
* Create FlatWriterRegistry with writers ordered according to submitted relationships.
*/
@Override
public WriterRegistry build() {
final ImmutableMap<InstanceIdentifier<?>, Writer<?>> mappedWriters = getMappedHandlers();
LOG.debug("Building writer registry with writers: {}",
mappedWriters.keySet().stream()
.map(InstanceIdentifier::getTargetType)
.map(Class::getSimpleName)
.collect(Collectors.joining(", ")));
LOG.trace("Building writer registry with writers: {}", mappedWriters);
return new FlatWriterRegistry(mappedWriters);
}
@VisibleForTesting
@Override
protected ImmutableMap<InstanceIdentifier<?>, Writer<? extends DataObject>> getMappedHandlers() {
return super.getMappedHandlers();
}
}
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