diff options
Diffstat (limited to 'v3po/translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/util/write/TransactionWriteContext.java')
-rw-r--r-- | v3po/translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/util/write/TransactionWriteContext.java | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/v3po/translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/util/write/TransactionWriteContext.java b/v3po/translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/util/write/TransactionWriteContext.java deleted file mode 100644 index 47498f594..000000000 --- a/v3po/translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/util/write/TransactionWriteContext.java +++ /dev/null @@ -1,121 +0,0 @@ -/* - * 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 static com.google.common.base.Preconditions.checkState; - -import com.google.common.base.Optional; -import com.google.common.util.concurrent.CheckedFuture; -import io.fd.honeycomb.v3po.translate.MappingContext; -import io.fd.honeycomb.v3po.translate.ModificationCache; -import io.fd.honeycomb.v3po.translate.write.WriteContext; -import java.util.Map; -import javax.annotation.Nonnull; -import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType; -import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException; -import org.opendaylight.controller.md.sal.dom.api.DOMDataReadOnlyTransaction; -import org.opendaylight.yangtools.binding.data.codec.api.BindingNormalizedNodeSerializer; -import org.opendaylight.yangtools.yang.binding.DataObject; -import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; -import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier; -import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode; - -/** - * Transaction based WriteContext - */ -public final class TransactionWriteContext implements WriteContext { - - private final DOMDataReadOnlyTransaction beforeTx; - private final DOMDataReadOnlyTransaction afterTx; - private final ModificationCache ctx; - private final BindingNormalizedNodeSerializer serializer; - private final MappingContext mappingContext; - - public TransactionWriteContext(final BindingNormalizedNodeSerializer serializer, - final DOMDataReadOnlyTransaction beforeTx, - final DOMDataReadOnlyTransaction afterTx, - final MappingContext mappingContext) { - this.serializer = serializer; - // TODO do we have a BA transaction adapter ? If so, use it here and don't pass serializer - this.beforeTx = beforeTx; - this.afterTx = afterTx; - this.mappingContext = mappingContext; - this.ctx = new ModificationCache(); - } - - // TODO make this asynchronous - - @Override - public <T extends DataObject> Optional<T> readBefore(@Nonnull final InstanceIdentifier<T> currentId) { - return read(currentId, beforeTx); - } - - @Override - public <T extends DataObject> Optional<T> readAfter(@Nonnull final InstanceIdentifier<T> currentId) { - return read(currentId, afterTx); - } - - - private <T extends DataObject> Optional<T> read(final InstanceIdentifier<T> currentId, - final DOMDataReadOnlyTransaction tx) { - final YangInstanceIdentifier path = serializer.toYangInstanceIdentifier(currentId); - - final CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read = - tx.read(LogicalDatastoreType.CONFIGURATION, path); - - try { - // TODO once the APIs are asynchronous use just Futures.transform - final Optional<NormalizedNode<?, ?>> optional = read.checkedGet(); - - if (!optional.isPresent()) { - return Optional.absent(); - } - - final NormalizedNode<?, ?> data = optional.get(); - final Map.Entry<InstanceIdentifier<?>, DataObject> entry = serializer.fromNormalizedNode(path, data); - - final Class<T> targetType = currentId.getTargetType(); - checkState(targetType.isAssignableFrom(entry.getValue().getClass()), - "Unexpected data object type, should be: %s, but was: %s", targetType, entry.getValue().getClass()); - return Optional.of(targetType.cast(entry.getValue())); - } catch (ReadFailedException e) { - throw new IllegalStateException("Unable to perform read", e); - } - } - - @Nonnull - @Override - public ModificationCache getModificationCache() { - return ctx; - } - - @Nonnull - @Override - public MappingContext getMappingContext() { - return mappingContext; - } - - /** - * Does not close the transactions - */ - @Override - public void close() { - ctx.close(); - beforeTx.close(); - afterTx.close(); - } -} |