124 lines
4.3 KiB
C#
124 lines
4.3 KiB
C#
using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Events;
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using MediaBrowser.Model.Configuration;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Serialization;
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using System;
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using System.Threading;
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namespace MediaBrowser.Common.Implementations.Configuration
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{
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/// <summary>
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/// Class BaseConfigurationManager
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/// </summary>
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public abstract class BaseConfigurationManager : IConfigurationManager
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{
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/// <summary>
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/// Gets the type of the configuration.
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/// </summary>
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/// <value>The type of the configuration.</value>
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protected abstract Type ConfigurationType { get; }
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/// <summary>
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/// Occurs when [configuration updated].
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/// </summary>
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public event EventHandler<EventArgs> ConfigurationUpdated;
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/// <summary>
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/// Gets the logger.
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/// </summary>
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/// <value>The logger.</value>
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protected ILogger Logger { get; private set; }
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/// <summary>
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/// Gets the XML serializer.
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/// </summary>
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/// <value>The XML serializer.</value>
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protected IXmlSerializer XmlSerializer { get; private set; }
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/// <summary>
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/// Gets or sets the application paths.
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/// </summary>
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/// <value>The application paths.</value>
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public IApplicationPaths CommonApplicationPaths { get; private set; }
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/// <summary>
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/// The _configuration loaded
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/// </summary>
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private bool _configurationLoaded;
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/// <summary>
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/// The _configuration sync lock
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/// </summary>
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private object _configurationSyncLock = new object();
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/// <summary>
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/// The _configuration
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/// </summary>
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private BaseApplicationConfiguration _configuration;
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/// <summary>
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/// Gets the system configuration
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/// </summary>
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/// <value>The configuration.</value>
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public BaseApplicationConfiguration CommonConfiguration
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{
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get
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{
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// Lazy load
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LazyInitializer.EnsureInitialized(ref _configuration, ref _configurationLoaded, ref _configurationSyncLock, () => (BaseApplicationConfiguration)ConfigurationHelper.GetXmlConfiguration(ConfigurationType, CommonApplicationPaths.SystemConfigurationFilePath, XmlSerializer));
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return _configuration;
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}
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protected set
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{
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_configuration = value;
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_configurationLoaded = value != null;
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}
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="BaseConfigurationManager" /> class.
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/// </summary>
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/// <param name="applicationPaths">The application paths.</param>
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/// <param name="logManager">The log manager.</param>
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/// <param name="xmlSerializer">The XML serializer.</param>
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protected BaseConfigurationManager(IApplicationPaths applicationPaths, ILogManager logManager, IXmlSerializer xmlSerializer)
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{
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CommonApplicationPaths = applicationPaths;
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XmlSerializer = xmlSerializer;
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Logger = logManager.GetLogger(GetType().Name);
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}
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/// <summary>
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/// The _save lock
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/// </summary>
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private readonly object _configurationSaveLock = new object();
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/// <summary>
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/// Saves the configuration.
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/// </summary>
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public void SaveConfiguration()
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{
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lock (_configurationSaveLock)
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{
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XmlSerializer.SerializeToFile(CommonConfiguration, CommonApplicationPaths.SystemConfigurationFilePath);
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}
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EventHelper.QueueEventIfNotNull(ConfigurationUpdated, this, EventArgs.Empty, Logger);
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}
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/// <summary>
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/// Replaces the configuration.
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/// </summary>
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/// <param name="newConfiguration">The new configuration.</param>
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/// <exception cref="System.ArgumentNullException">newConfiguration</exception>
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public void ReplaceConfiguration(BaseApplicationConfiguration newConfiguration)
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{
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if (newConfiguration == null)
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{
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throw new ArgumentNullException("newConfiguration");
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}
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CommonConfiguration = newConfiguration;
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SaveConfiguration();
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}
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}
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}
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