diff options
Diffstat (limited to 'v3po/vpp-cfg-init/src/main/java/io/fd/honeycomb/v3po/vpp/data/init/RestoringInitializer.java')
-rw-r--r-- | v3po/vpp-cfg-init/src/main/java/io/fd/honeycomb/v3po/vpp/data/init/RestoringInitializer.java | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/v3po/vpp-cfg-init/src/main/java/io/fd/honeycomb/v3po/vpp/data/init/RestoringInitializer.java b/v3po/vpp-cfg-init/src/main/java/io/fd/honeycomb/v3po/vpp/data/init/RestoringInitializer.java deleted file mode 100644 index abc3f54c0..000000000 --- a/v3po/vpp-cfg-init/src/main/java/io/fd/honeycomb/v3po/vpp/data/init/RestoringInitializer.java +++ /dev/null @@ -1,112 +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.vpp.data.init; - -import static com.google.common.base.Preconditions.checkArgument; - -import io.fd.honeycomb.v3po.translate.util.JsonUtils; -import java.io.IOException; -import java.nio.file.Files; -import java.nio.file.Path; -import java.nio.file.StandardOpenOption; -import javax.annotation.Nonnull; -import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType; -import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException; -import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker; -import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction; -import org.opendaylight.controller.sal.core.api.model.SchemaService; -import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.vpp.data.init.rev160407.RestorationType; -import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier; -import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode; -import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -public class RestoringInitializer implements DataTreeInitializer { - - private static final Logger LOG = LoggerFactory.getLogger(RestoringInitializer.class); - - private final SchemaService schemaService; - private final Path path; - private final DOMDataBroker dataTree; - private final RestorationType restorationType; - private final LogicalDatastoreType datastoreType; - - public RestoringInitializer(@Nonnull final SchemaService schemaService, - @Nonnull final Path path, - @Nonnull final DOMDataBroker dataTree, - @Nonnull final RestorationType restorationType, - @Nonnull final LogicalDatastoreType datastoreType) { - this.schemaService = schemaService; - this.datastoreType = datastoreType; - this.path = checkStorage(path); - this.dataTree = dataTree; - this.restorationType = restorationType; - } - - private Path checkStorage(final Path path) { - if (Files.exists(path)) { - checkArgument(!Files.isDirectory(path), "File %s is a directory", path); - checkArgument(Files.isReadable(path), "File %s is not readable", path); - } - - return path; - } - - @Override - public void initialize() throws InitializeException { - LOG.debug("Starting restoration of {} from {} using {}", dataTree, path, restorationType); - if(!Files.exists(path)) { - LOG.debug("Persist file {} does not exist. Skipping restoration", path); - return; - } - - try { - final ContainerNode containerNode = JsonUtils - .readJsonRoot(schemaService.getGlobalContext(), Files.newInputStream(path, StandardOpenOption.READ)); - - final DOMDataWriteTransaction domDataWriteTransaction = dataTree.newWriteOnlyTransaction(); - for (DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?> dataContainerChild : containerNode - .getValue()) { - final YangInstanceIdentifier iid = YangInstanceIdentifier.create(dataContainerChild.getIdentifier()); - LOG.trace("Restoring {} from {}", iid, path); - - switch (restorationType) { - case Merge: - domDataWriteTransaction.merge(datastoreType, iid, dataContainerChild); - break; - case Put: - domDataWriteTransaction.put(datastoreType, iid, dataContainerChild); - break; - default: - throw new InitializeException( - "Unable to initialize data using " + restorationType + " restoration strategy. Unsupported"); - } - } - - // Block here to prevent subsequent initializers processing before context is fully restored - domDataWriteTransaction.submit().checkedGet(); - LOG.debug("Data from {} restored successfully", path); - - } catch (IOException | TransactionCommitFailedException e) { - throw new InitializeException("Unable to restore data from " + path, e); - } - } - - @Override - public void close() {} -} |