103 lines
4.3 KiB
C#
103 lines
4.3 KiB
C#
// Copyright (c) 2007-2016 CSJ2K contributors.
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// Licensed under the BSD 3-Clause License.
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/*
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* JJ2000 COPYRIGHT:
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*
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* This software module was originally developed by Raphaël Grosbois and
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* Diego Santa Cruz (Swiss Federal Institute of Technology-EPFL); Joel
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* Askelöf (Ericsson Radio Systems AB); and Bertrand Berthelot, David
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* Bouchard, Félix Henry, Gerard Mozelle and Patrice Onno (Canon Research
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* Centre France S.A) in the course of development of the JPEG2000
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* standard as specified by ISO/IEC 15444 (JPEG 2000 Standard). This
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* software module is an implementation of a part of the JPEG 2000
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* Standard. Swiss Federal Institute of Technology-EPFL, Ericsson Radio
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* Systems AB and Canon Research Centre France S.A (collectively JJ2000
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* Partners) agree not to assert against ISO/IEC and users of the JPEG
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* 2000 Standard (Users) any of their rights under the copyright, not
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* including other intellectual property rights, for this software module
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* with respect to the usage by ISO/IEC and Users of this software module
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* or modifications thereof for use in hardware or software products
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* claiming conformance to the JPEG 2000 Standard. Those intending to use
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* this software module in hardware or software products are advised that
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* their use may infringe existing patents. The original developers of
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* this software module, JJ2000 Partners and ISO/IEC assume no liability
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* for use of this software module or modifications thereof. No license
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* or right to this software module is granted for non JPEG 2000 Standard
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* conforming products. JJ2000 Partners have full right to use this
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* software module for his/her own purpose, assign or donate this
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* software module to any third party and to inhibit third parties from
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* using this software module for non JPEG 2000 Standard conforming
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* products. This copyright notice must be included in all copies or
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* derivative works of this software module.
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*
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* Copyright (c) 1999/2000 JJ2000 Partners.
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*/
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namespace CSJ2K.j2k.util
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{
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using System;
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/// <summary> This class manages common facilities for multi-threaded
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/// environments, It can register different facilities for each thread,
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/// and also a default one, so that they can be referred by static
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/// methods, while possibly having different ones for different
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/// threads. Also a default facility exists that is used for threads
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/// for which no particular facility has been registerd registered.
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/// <p>Currently the only kind of facilities managed is MsgLogger.</p>
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/// <p>An example use of this class is if 2 instances of a decoder are running
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/// in different threads and the messages of the 2 instances should be
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/// separated.</p>
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/// <p>The default MsgLogger is a StreamMsgLogger that uses System.out as
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/// the 'out' stream and System.err as the 'err' stream, and a line width of
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/// 78. This can be changed using the registerMsgLogger() method.</p>
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/// </summary>
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/// <seealso cref="IMsgLogger">
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/// </seealso>
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/// <seealso cref="StreamMsgLogger">
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/// </seealso>
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public static class FacilityManager
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{
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#region FIELDS
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private static IMsgLogger _defMsgLogger;
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#endregion
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#region CONSTRUCTORS
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static FacilityManager()
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{
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_defMsgLogger = J2kSetup.GetSinglePlatformInstance<IMsgLogger>();
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}
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#endregion
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#region PROPERTIES
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/// <summary>The default logger, for threads that have none associated with them </summary>
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public static IMsgLogger DefaultMsgLogger
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{
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set
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{
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_defMsgLogger = value;
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}
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}
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#endregion
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/// <summary> Returns the MsgLogger registered with the current thread (the
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/// thread that calls this method). If the current thread has no
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/// registered MsgLogger then the default message logger is
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/// returned.
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/// </summary>
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/// <returns> The MsgLogger registerd for the current thread, or the
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/// default one if there is none registered for it.
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/// </returns>
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public static IMsgLogger getMsgLogger()
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{
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return _defMsgLogger;
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}
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}
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}
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