/// <summary>
/// Determine if a dictionary database file exists in the specified directory.
/// </summary>
/// <param name="directory">The directory to look in.</param>
/// <returns>True if the database file exists, false otherwise.</returns>
public static bool Exists(string directory)
{
if (null == directory)
{
throw new ArgumentNullException("directory");
}
if (Directory.Exists(directory))
{
var defaultConfig = PersistentDictionaryDefaultConfig.GetDefaultDatabaseConfig();
var config = new DatabaseConfig()
{
DatabaseFilename = Path.Combine(directory, defaultConfig.DatabaseFilename)
};
config.Merge(defaultConfig, MergeRules.KeepExisting);
return(PersistentDictionaryFile.Exists(config));
}
return(false);
}
// File/Directory not availble in Windows Store Apps.
#else
/// <summary>
/// Delete all files associated with a PersistedDictionary database from
/// the specified directory.
/// </summary>
/// <param name="directory">The directory to delete the files from.</param>
public static void DeleteFiles(string directory)
{
if (null == directory)
{
throw new ArgumentNullException("directory");
}
if (Directory.Exists(directory))
{
var defaultConfig = PersistentDictionaryDefaultConfig.GetDefaultDatabaseConfig();
var config = new DatabaseConfig()
{
DatabaseFilename = Path.Combine(directory, defaultConfig.DatabaseFilename),
SystemPath = directory,
LogFilePath = directory,
TempPath = directory,
};
config.Merge(defaultConfig, MergeRules.KeepExisting);
PersistentDictionaryFile.DeleteFiles(config);
}
}