DownloadManager.DownloadTask.cs 4.5 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143
  1. //------------------------------------------------------------
  2. // Game Framework
  3. // Copyright © 2013-2021 loyalsoft. All rights reserved.
  4. // Homepage: http://www.game7000.com/
  5. // Feedback: http://www.game7000.com/
  6. //------------------------------------------------------------
  7. namespace GameFramework.Download
  8. {
  9. internal sealed partial class DownloadManager : GameFrameworkModule, IDownloadManager
  10. {
  11. /// <summary>
  12. /// 下载任务。
  13. /// </summary>
  14. private sealed class DownloadTask : TaskBase
  15. {
  16. private static int s_Serial = 0;
  17. private DownloadTaskStatus m_Status;
  18. private string m_DownloadPath;
  19. private string m_DownloadUri;
  20. private int m_FlushSize;
  21. private float m_Timeout;
  22. /// <summary>
  23. /// 初始化下载任务的新实例。
  24. /// </summary>
  25. public DownloadTask()
  26. {
  27. m_Status = DownloadTaskStatus.Todo;
  28. m_DownloadPath = null;
  29. m_DownloadUri = null;
  30. m_FlushSize = 0;
  31. m_Timeout = 0f;
  32. }
  33. /// <summary>
  34. /// 获取或设置下载任务的状态。
  35. /// </summary>
  36. public DownloadTaskStatus Status
  37. {
  38. get
  39. {
  40. return m_Status;
  41. }
  42. set
  43. {
  44. m_Status = value;
  45. }
  46. }
  47. /// <summary>
  48. /// 获取下载后存放路径。
  49. /// </summary>
  50. public string DownloadPath
  51. {
  52. get
  53. {
  54. return m_DownloadPath;
  55. }
  56. }
  57. /// <summary>
  58. /// 获取原始下载地址。
  59. /// </summary>
  60. public string DownloadUri
  61. {
  62. get
  63. {
  64. return m_DownloadUri;
  65. }
  66. }
  67. /// <summary>
  68. /// 获取将缓冲区写入磁盘的临界大小。
  69. /// </summary>
  70. public int FlushSize
  71. {
  72. get
  73. {
  74. return m_FlushSize;
  75. }
  76. }
  77. /// <summary>
  78. /// 获取下载超时时长,以秒为单位。
  79. /// </summary>
  80. public float Timeout
  81. {
  82. get
  83. {
  84. return m_Timeout;
  85. }
  86. }
  87. /// <summary>
  88. /// 获取下载任务的描述。
  89. /// </summary>
  90. public override string Description
  91. {
  92. get
  93. {
  94. return m_DownloadPath;
  95. }
  96. }
  97. /// <summary>
  98. /// 创建下载任务。
  99. /// </summary>
  100. /// <param name="downloadPath">下载后存放路径。</param>
  101. /// <param name="downloadUri">原始下载地址。</param>
  102. /// <param name="tag">下载任务的标签。</param>
  103. /// <param name="priority">下载任务的优先级。</param>
  104. /// <param name="flushSize">将缓冲区写入磁盘的临界大小。</param>
  105. /// <param name="timeout">下载超时时长,以秒为单位。</param>
  106. /// <param name="userData">用户自定义数据。</param>
  107. /// <returns>创建的下载任务。</returns>
  108. public static DownloadTask Create(string downloadPath, string downloadUri, string tag, int priority, int flushSize, float timeout, object userData)
  109. {
  110. DownloadTask downloadTask = ReferencePool.Acquire<DownloadTask>();
  111. downloadTask.Initialize(++s_Serial, tag, priority, userData);
  112. downloadTask.m_DownloadPath = downloadPath;
  113. downloadTask.m_DownloadUri = downloadUri;
  114. downloadTask.m_FlushSize = flushSize;
  115. downloadTask.m_Timeout = timeout;
  116. return downloadTask;
  117. }
  118. /// <summary>
  119. /// 清理下载任务。
  120. /// </summary>
  121. public override void Clear()
  122. {
  123. base.Clear();
  124. m_Status = DownloadTaskStatus.Todo;
  125. m_DownloadPath = null;
  126. m_DownloadUri = null;
  127. m_FlushSize = 0;
  128. m_Timeout = 0f;
  129. }
  130. }
  131. }
  132. }