+++ /dev/null
-/*
- * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-package org.opendaylight.controller.cluster.datastore.utils;
-
-import org.opendaylight.controller.cluster.access.concepts.MemberName;
-import org.opendaylight.controller.cluster.datastore.identifiers.ShardIdentifier;
-import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * Utils for encoding prefix shard name.
- */
-public final class ClusterUtils {
- private static final Logger LOG = LoggerFactory.getLogger(ClusterUtils.class);
-
- // id for the shard used to store prefix configuration
- public static final String PREFIX_CONFIG_SHARD_ID = "prefix-configuration-shard";
-
- public static final QName PREFIX_SHARDS_QNAME =
- QName.create("urn:opendaylight:params:xml:ns:yang:controller:md:sal:clustering:prefix-shard-configuration",
- "2017-01-10", "prefix-shards").intern();
- public static final QName SHARD_LIST_QNAME =
- QName.create(PREFIX_SHARDS_QNAME, "shard").intern();
- public static final QName SHARD_PREFIX_QNAME =
- QName.create(PREFIX_SHARDS_QNAME, "prefix").intern();
- public static final QName SHARD_REPLICAS_QNAME =
- QName.create(PREFIX_SHARDS_QNAME, "replicas").intern();
- public static final QName SHARD_REPLICA_QNAME =
- QName.create(PREFIX_SHARDS_QNAME, "replica").intern();
-
- public static final YangInstanceIdentifier PREFIX_SHARDS_PATH =
- YangInstanceIdentifier.of(PREFIX_SHARDS_QNAME).toOptimized();
- public static final YangInstanceIdentifier SHARD_LIST_PATH =
- PREFIX_SHARDS_PATH.node(SHARD_LIST_QNAME).toOptimized();
-
- private ClusterUtils() {
- }
-
- public static ShardIdentifier getShardIdentifier(final MemberName memberName, final DOMDataTreeIdentifier prefix) {
- final String type;
- switch (prefix.getDatastoreType()) {
- case OPERATIONAL:
- type = "operational";
- break;
- case CONFIGURATION:
- type = "config";
- break;
- default:
- type = prefix.getDatastoreType().name();
- LOG.warn("Unknown data store type {}", type);
- }
-
- return ShardIdentifier.create(getCleanShardName(prefix.getRootIdentifier()), memberName, type);
- }
-
- /**
- * Returns an encoded shard name based on the provided path that should doesn't contain characters that cannot be
- * present in akka actor paths.
- *
- * @param path Path on which to base the shard name
- * @return encoded name that doesn't contain characters that cannot be in actor path.
- */
- public static String getCleanShardName(final YangInstanceIdentifier path) {
- if (path.isEmpty()) {
- return "default";
- }
-
- final StringBuilder builder = new StringBuilder();
- // TODO need a better mapping that includes namespace, but we'll need to cleanup the string beforehand
- // we have to fight both javax and akka url path restrictions..
- path.getPathArguments().forEach(p -> {
- builder.append(p.getNodeType().getLocalName());
- if (p instanceof NodeIdentifierWithPredicates) {
- builder.append("-key_");
- ((NodeIdentifierWithPredicates) p).entrySet().forEach(entry -> {
- builder.append(entry.getKey().getLocalName()).append(entry.getValue()).append('-');
- });
- builder.append('_');
- }
- builder.append('!');
- });
- return builder.toString();
- }
-}