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New Technology of Library and Information Service  2004, Vol. 20 Issue (3): 32-34    DOI: 10.11925/infotech.1003-3513.2004.03.10
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Status Monitoring and Automatic Recovery of Horizon WebPAC
Xu Jiangang
(Zhejiang University Library, Hangzhou 310027,China)
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From analyzing and researching the executing mode of WebPAC module inside Horizon system, the paper summarizes the mechanism of WebPAC module and its interaction with the operating system, then develops addin modules to monitor the status of WebPAC, and automatically recover it to normal status with the task management facility of operating system when failure occurs, thus resolves the denialofservice problem caused by internal bug.

Key wordsHorizon      WebPAC      Z39.50      ActiveX      Debugging API     
Received: 27 August 2003      Published: 25 March 2004


Corresponding Authors: Xu Jiangang     E-mail:
About author:: Xu Jiangang

Cite this article:

Xu Jiangang. Status Monitoring and Automatic Recovery of Horizon WebPAC. New Technology of Library and Information Service, 2004, 20(3): 32-34.

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1Microsoft Corporation, Microsoft○R Platform Software Development Kit (SDK) Documentation, August 2001 Edition
2张奇.HORIZON系统简介. 图书馆杂志,1997,16(4):29-32,28

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