| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| /** |
| * @file |
| * Declares ignite::cluster::ClusterGroup class. |
| */ |
| |
| #ifndef _IGNITE_CLUSTER_CLUSTER_GROUP |
| #define _IGNITE_CLUSTER_CLUSTER_GROUP |
| |
| #include <ignite/cluster/cluster_node.h> |
| |
| #include <ignite/impl/cluster/cluster_group_impl.h> |
| |
| namespace ignite |
| { |
| namespace impl |
| { |
| class IgniteImpl; |
| } |
| |
| namespace cluster |
| { |
| /** |
| * Defines a cluster group which contains all or a subset of cluster nodes. |
| * Cluster group allows to group cluster nodes into various subgroups to perform distributed operations on them. |
| * The IgniteCluster interface itself also contains the ClusterGroup which makes an instance of IgniteCluster |
| * into a cluster group containing all cluster nodes. Use IgniteCluster::AsClusterGroup() to get the cluster group in this case. |
| */ |
| class IGNITE_IMPORT_EXPORT ClusterGroup |
| { |
| friend class impl::cluster::ClusterGroupImpl; |
| friend class impl::IgniteImpl; |
| public: |
| /** |
| * Constructor. |
| * |
| * @param pointer to cluster group implementation. |
| */ |
| ClusterGroup(impl::cluster::SP_ClusterGroupImpl impl); |
| |
| /** |
| * Get cluster group for nodes containing given name and value specified in user attributes. |
| * |
| * @param name Name of the attribute. |
| * @param val Optional attribute value to match. |
| * @return Cluster group for nodes containing specified attribute. |
| */ |
| ClusterGroup ForAttribute(std::string name, std::string val); |
| |
| /** |
| * Get cluster group for all nodes that have cache with specified name, either in client or server modes. |
| * |
| * @param cacheName Cache name. |
| * @return Cluster group over nodes that have the cache with the specified name running. |
| */ |
| ClusterGroup ForCacheNodes(std::string cacheName); |
| |
| /** |
| * Get cluster group for all client nodes that access cache with the specified name. |
| * |
| * @param cacheName Cache name. |
| * @return Cluster group over nodes that have the cache with the specified name running. |
| */ |
| ClusterGroup ForClientNodes(std::string cacheName); |
| |
| /** |
| * Get a cluster group of nodes started in client mode. |
| * |
| * @return Cluster group over nodes that started in client mode. |
| */ |
| ClusterGroup ForClients(); |
| |
| /** |
| * Get cluster group consisting from the daemon nodes. |
| * |
| * @return Cluster group consisting from the daemon nodes. |
| */ |
| ClusterGroup ForDaemons(); |
| |
| /** |
| * Get ClusterGroup for all data nodes that have the cache with the specified name running. |
| * |
| * @param cacheName Cache name. |
| * @return Cluster group over nodes that have the cache with the specified name running. |
| */ |
| ClusterGroup ForDataNodes(std::string cacheName); |
| |
| /** |
| * Get cluster group consisting from the nodes in this cluster group residing on the same host as the given node. |
| * |
| * @param node Cluster node. |
| * @return Cluster group residing on the same host as the given node. |
| */ |
| ClusterGroup ForHost(ClusterNode node); |
| |
| /** |
| * Get cluster group consisting from the nodes running on the host specified. |
| * |
| * @param hostName Host name. |
| * @return Cluster group over nodes that have requested host name. |
| */ |
| ClusterGroup ForHost(std::string hostName); |
| |
| /** |
| * Get cluster group consisting from the nodes running on the hosts specified. |
| * |
| * @param hostNames Container of host names. |
| * @return Cluster group over nodes that have requested host names. |
| */ |
| ClusterGroup ForHosts(std::vector<std::string> hostNames); |
| |
| /** |
| * Get cluster group for the given node. |
| * |
| * @param node Cluster node. |
| * @return Cluster group for the given node. |
| */ |
| ClusterGroup ForNode(ClusterNode node); |
| |
| /** |
| * Get cluster group for a node with the specified ID. |
| * |
| * @param id Cluster node ID. |
| * @return Cluster group for a node with the specified ID. |
| */ |
| ClusterGroup ForNodeId(Guid id); |
| |
| /** |
| * Get cluster group over nodes with specified node IDs. |
| * |
| * @param ids Cluster node IDs. |
| * @return Cluster group over nodes with specified node IDs. |
| */ |
| ClusterGroup ForNodeIds(std::vector<Guid> ids); |
| |
| /** |
| * Get cluster group over a given set of nodes. |
| * |
| * @param nodes Cluster nodes. |
| * @return Cluster group over a given set of nodes. |
| */ |
| ClusterGroup ForNodes(std::vector<ClusterNode> nodes); |
| |
| /** |
| * Get cluster group with one oldest node from the current cluster group. |
| * |
| * @return Cluster group with one oldest node from the current cluster group. |
| */ |
| ClusterGroup ForOldest(); |
| |
| /** |
| * Create a new cluster group which includes all nodes that pass the given predicate filter. |
| * |
| * @param pred Pointer to predicate heap object. User should NOT free the memory used by object. |
| * @return Newly created cluster group. |
| * |
| * @throw IgniteError if there are no nodes in the cluster group. |
| */ |
| ClusterGroup ForPredicate(IgnitePredicate<ClusterNode>* pred); |
| |
| /** |
| * Get cluster group with one random node from the current cluster group. |
| * |
| * @return Cluster group with one random node from the current cluster group. |
| */ |
| ClusterGroup ForRandom(); |
| |
| /** |
| * Get cluster group consisting from the nodes in this cluster group excluding the local node. |
| * |
| * @return Cluster group consisting from the nodes in this cluster group excluding the local node. |
| */ |
| ClusterGroup ForRemotes(); |
| |
| /** |
| * Creates a cluster group of nodes started in server mode. |
| * |
| * @return Cluster group of nodes started in server mode. |
| */ |
| ClusterGroup ForServers(); |
| |
| /** |
| * Get cluster group with one youngest node in the current cluster group. |
| * |
| * @return Cluster group with one youngest node in the current cluster group. |
| */ |
| ClusterGroup ForYoungest(); |
| |
| /** |
| * Creates a cluster group of cpp nodes. |
| * |
| * @return Cluster group of cpp nodes. |
| */ |
| ClusterGroup ForCpp(); |
| |
| /** |
| * Get first node from the list of nodes in this cluster group. |
| * |
| * @return Cluster node in this cluster group. |
| * |
| * @throw IgniteError if there are no nodes in the cluster group. |
| */ |
| ClusterNode GetNode(); |
| |
| /** |
| * Get node for given ID from this cluster group. |
| * |
| * @param nid Cluster node ID. |
| * @return Cluster node in this cluster group. |
| * |
| * @throw IgniteError if there is no node with specified ID. |
| */ |
| ClusterNode GetNode(Guid nid); |
| |
| /** |
| * Get the vector of nodes in this cluster group. |
| * |
| * @return All nodes in this cluster group. |
| */ |
| std::vector<ClusterNode> GetNodes(); |
| |
| /** |
| * Get predicate that defines a subset of nodes for this cluster group. |
| * |
| * @return Pointer to predicate. |
| */ |
| IgnitePredicate<ClusterNode>* GetPredicate(); |
| |
| private: |
| impl::cluster::SP_ClusterGroupImpl impl; |
| impl::cluster::SP_ClusterGroupImpl GetImpl(); |
| }; |
| } |
| } |
| |
| #endif //_IGNITE_CLUSTER_CLUSTER_GROUP |