ntpa/Ntp.Analyzer.Data/DataFace.cs

//
// DataFace.cs
//
// Author:
//       Carsten Sonne Larsen <cs@innolan.dk>
//
// Copyright (c) 2013-2016 Carsten Sonne Larsen
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using Ntp.Analyzer.Data.Sql;
using Ntp.Log;

namespace Ntp.Analyzer.Data
{
    /// <summary>
    /// Singleton facade class used to access memory persistent data.
    /// </summary>
    public sealed class DataFace
    {
        /// <summary>
        /// Initializes a new instance of the <see cref="Ntp.Analyzer.Data.DataFace" /> class.
        /// </summary>
        private DataFace(LogBase log)
        {
            this.log = log;
            hostMapper = new HostDatabaseMapper(log);
            serverMapper = new TimeServerDatabaseMapper(log);
            peerMapper = new PeerDatabaseMapper(serverMapper, log);
            peerActivityMapper = new PeerActivityDatabaseMapper(hostMapper, peerMapper, log);
            readingBulkMapper = new ReadingBulkMapper(log);
        }

        private static DataFace instance;
        private readonly HostDatabaseMapper hostMapper;
        private readonly LogBase log;
        private readonly PeerActivityDatabaseMapper peerActivityMapper;
        private readonly PeerDatabaseMapper peerMapper;
        private readonly ReadingBulkMapper readingBulkMapper;
        private readonly TimeServerDatabaseMapper serverMapper;

        /// <summary>
        /// Gets the Singleton instance.
        /// </summary>
        /// <value>The instance.</value>
        public static DataFace Instance
        {
            get { return instance; }
        }

        /// <summary>
        /// Gets the host mapper.
        /// </summary>
        /// <value>The hosts.</value>
        public HostDatabaseMapper Hosts
        {
            get { return hostMapper; }
        }

        /// <summary>
        /// Gets the peer mapper.
        /// </summary>
        /// <value>The peers.</value>
        public PeerDatabaseMapper Peers
        {
            get { return peerMapper; }
        }

        /// <summary>
        /// Gets the time server mapper.
        /// </summary>
        /// <value>The servers.</value>
        public TimeServerDatabaseMapper Servers
        {
            get { return serverMapper; }
        }

        /// <summary>
        /// Gets the host reading mapper.
        /// </summary>
        /// <value>The host readings.</value>
        public HostReadingDatabaseMapper HostReadings
        {
            get { return new HostReadingDatabaseMapper(Hosts, Peers, log); }
        }

        /// <summary>
        /// Gets the host IO reading mapper.
        /// </summary>
        /// <value>The host IO reading mapper.</value>
        public HostIoReadingDatabaseMapper HostIoReadings
        {
            get { return new HostIoReadingDatabaseMapper(Hosts, log); }
        }

        /// <summary>
        /// Gets the peer reading mapper.
        /// </summary>
        /// <value>The peer readings.</value>
        public PeerReadingDatabaseMapper PeerReadings
        {
            get { return new PeerReadingDatabaseMapper(Hosts, Peers, log); }
        }

        /// <summary>
        /// Gets the peer activity mapper.
        /// </summary>
        /// <value>The peer activity mapper.</value>
        public PeerActivityDatabaseMapper PeerActivities
        {
            get { return peerActivityMapper; }
        }

        /// <summary>
        /// Gets the reading bulk mapper.
        /// </summary>
        /// <value>The reading bulk mapper.</value>
        public ReadingBulkMapper ReadingBulks
        {
            get { return readingBulkMapper; }
        }

        /// <summary>
        /// Gets the association entry mapper.
        /// </summary>
        /// <value>The the association entry mapper.</value>
        public AssociationEntryMapper AssociationEntries
        {
            get { return new AssociationEntryMapper(log); }
        }

        public static void Initialize(LogBase log)
        {
            instance = new DataFace(log);
        }
    }
}