摘 要
随着信息技术在管理上越来越深入而广泛的应用，管理信息系统的实施在技术上已逐步成熟。管理信息系统是一个不断发展的新型科学，任何一个单位要生存和发展，都要高效率地把内部活动有机地组织起来，这就必须建立与自身特点相适应的管理信息系统（Management Information System ,MIS）。
武汉长江资产管理有限公司是武汉一家处置不良资产业务的公司，随着公司业务的快速发展，原有的手工处置业务的能力已不能满足公司发展需求，为进一步提高公司处置不良资产的能力，最大限度提高不良资产的回收价值，减少损失，并提升公司管理水平，公司决定开发一套先进、科学的信息管理系统（CJZCMIS）。
资讯平台系统，作为CJZCMIS系统的辅助模块，主要完成公司内部的一些信息的交流，包括公共信息的发布、个人日程安排、在线用户列表显示、个人留言的发布和接收，留言部分和大家平时用的邮箱非常类似，不过仅供此应用系统使用。
论文结构上着重论述系统的功能与实现、数据流程与后台管理等。并对关键的有关技术进行简要的介绍。
关键字： 管理信息系统 ；资讯平台系统 ；信息的交流
ABSTRACT
With the more and more further and extensive utilization of Information Technology in management, MIS(Management Information System) has been enforced technically into maturity gradually. MIS is a new type of increasingly developing science. In order to survive and develop, any corporation has to organize the internal activities efficently and organicly. Thus, MIS is required to be established in accordance with respective characteristics of each company.
Wuhan Changjiang Zichan Management Co., Ltd.(CJZC) is a company focused on the business of disposition of bad assets. With rapid development of the business, the capacity of hand disposition cannot meet the demand of company development. To furthur enhance the capacity of bad asset disposition, maximize the recyclable value of the bad asset and reduce loss, and upgrade the management of the company, CJZC has decided to develop an advanced and scientific information management system; that''s called CJZCMIS.
Information Platform System, an assistant module of the CJZCMIS, does the task of exchanging some information in the company, including issuance of public information, arrangement of personal schedule, display of the list of on-line users, issuance and receive of personal leave messages. The part of leave messages is peculiarly similar to the commonly-used mail box; however, it is only available to the application system.
This thesis focuses on the study of the function and realization of the system, the flow and background management of data, and etc. In addition, some key relevant technologies are to be briefly introduced in this study.
Key words: Management Information System(MIS) ; Information Platform System ; Information exchange
目 录
摘要 Ⅰ
ABSTRACT Ⅱ
绪论 1
项目背景 1
项目开发的意义 2
项目开发的目标 2
1. 开发语言和工具简介 3
1.1 ASP.NET概述 3
1.1.1 NET Framework简述 3
1.1.2 C#简述 3
1.2 Visual Studio 2005 4
1.3 SQL Server 2000 5
1.3.1 数据库语言SQL（SQL概述） 5
1.3.2 数据库语言SQL功能 5
1.3.3 数据库语言SQL的特点 6
2. 需求分析 7
2.1 资讯平台系统模块概述 7
2.2 资讯平台系统模块需求分析 7
2.2.1 业务需求 7
2.2.2 功能需求 7
2.2.3 非功能需求 8
2.2.3.1 性能需求 8
2.2.3.2 安全性 8
2.2.3.3 界面要求 8
2.3 资讯平台系统模块角色说明 9
2.3.1 管理员 9
2.3.2 公司领导 9
2.3.3 其它成份用户 9
3. 总体设计 10
3.1 设计思想与总体流程 10
3.1.1 资讯平台模块的名称、目标 10
3.1.2 系统数据流程图 10
3.2 资讯平台层次模块图 12
3.3 资讯平台总体功能 13
3.4 资讯平台模块设计 13
3.4.1 内部信息模块 13
3.4.2 邮件模块 15
3.4.3 短消息模块 17
3.4.4 在线用户列表 18
3.4.5 日程安排模块 18
3.5 资讯平台数据库设计 19
3.5.1 ADO.NET综述 19
3.5.2 概念设计 20
3.5.3 数据字典 20
4. 资讯平台模块功能实现 24
4.1 系统实现总体设计思路 24
4.1.1 WEB系统的三层结构 24
4.1.2 系统开发结构 24
4.2 数据操作层 25
4.2.1 DBConn类基本成员介绍 25
4.2.2 配置数据库连接 26
4.2.3 资讯平台模块在数据操作层中的实现 27
4.3 业务逻辑层 32
4.4 页面显示层 34
4.4.1 系统首面 34
4.4.2 内部信息模块 35
4.4.3 邮件模块 38
4.4.4 短消息模块 42
4.4.5 在线用户列表 44
4.4.6 日程安排模块 45
5. 资讯平台模块测试 48
总 结 50
致 谢 51
参考文献 52
绪 论
当今人类社会正经历着一场信息化革命。从1946年发明第一台计算机开始，人类社会经历了20世纪70年代的微机革命和90年代的网络革命。以计算机技术为基础，以信息技术为动力，以信息产业为带头产业，迅速形成了推动社会经济发展的空前强大力量，从而使知识经济初显端倪，信息社会即将到来。过去10年，以通信和计算机网络为基础的信息化基础建设已初具规模，计算机和网络设备制造业初步建成并形成一定的生产规模。面向新世纪之初，我国的信息化革命将进入以计算机应用为主题的新时代。
随着Internet应用日趋广泛，信息得以高速流动，资源得以海量集成，管理信息系统逐步走入现实生活。人类社会已逐步进入信息化社会，信息作为一种资源也越来越多的参与到人类社会活动中。由于企事业运作决策过程中所需的信息量越来越多，传统的信息管理技术也越来越不适应需求，使得基于计算机技术、现代化管理技术、现代化通信技术和数学方法的管理信息系统应用越来越广泛。管理信息系统不仅是一种技术系统，更是一种社会系统。它是一个为生产管理决策服务的信息系统，能根据管理需要，为管理者提供所需信息，提升科学管理水平。管理信息系统与管理、信息和系统相关，他设计的主要技术有：管理技术、数据资源处理技术、数据库技术、计算机技术和计算机网络技术。
作为资讯平台系统，它的最终目的就是发布消息，传递消息，帮助用户管理事物，为事物管理提供一个快速、简单、易操作的管理平台。使用户达到资源共享、信息共享。
项目背景
当今，全球有将近3亿人口正在使用因特网，据预测，全球上网人数将在3年内增至8.5亿。在这样一个网络时代中，人类的生存方式也迅速改变着，它革命性地改变了我们的交流方式，创造了丰富而新颖的信息和娱乐资源。“信息的DNA”正在取代原子而成为人类生活中的基本交换物。数字科技为我们的生活、工作、教育和娱乐带来各种意想不到的冲击。正如美国副总统戈尔1998年1月31日在加利福尼亚科学中心演讲时所说的那样:“21世纪，我们将在数字地球上生存。”
武汉长江资产管理有限公司是武汉一家处置不良资产业务的公司，随着公司业务的快速发展，原有的手工处置业务的能力已不能满足公司发展需求，为进一步提高公司处置不良资产的能力，最大限度提高不良资产的回收价值，减少损失，并提升公司管理水平，公司决定开发一套先进、科学的信息管理系统（CJZCMIS）。
系统要保证对武汉长江资产经营管理有限公司资产处置业务流程的实现，成为武汉长江资产经营管理有限公司各主要相关部门处理日常业务的操作平台。系统应
充分考虑在先进技术的支持下，对现有业务流程的优化。通过系统来统一、规范不良资产处置业务流程，为武汉长江资产经营管理有限公司长期发展提供有力支持。
项目开发的意义
资讯平台是系统中不可或缺的一个信息交互和沟通的模块，方便用户及时处置资产，及时得到消息，为用户的管理个人日程，特为总应用系统设计的专门的信息平台。
资讯平台系统，作为CJZCMIS系统的辅助模块，主要完成公司内部的一些信息的交流，包括公共信息的发布、个人日程安排、个人留言的发布和接收，留言部分和大家平时用的邮箱非常类似，完全是CJZCMIS系统量身定做交流平台。
项目开发的目标
整个系统设计本着“科学、实用、合理”的原则，从以下方面实现项目目标：
（1）满足目前业务需要，建立一个拥有良好交互性、操作简单易用的信息交流平台。
（2）具有一定的前瞻性，面向不良资产处置公司，注重实用性。
（3）有利于提升管理水平以及工作效率的提高。
（4）体现“信息共享”。
结 论
经过几个月连续奋战，终于圆满的完成了整个设计过程。在设计实现中,碰到了些困难，但最终还是找到了解决问题的出口；在实现过程中,增强了动手能力,积累了丰富的设计经验,提高了团队合作意识,对商业化软件生产有了更深刻的认识,同时,能通过自己的所学来创造价值,大大增强了自信心。
在设计过程中，仔细听了指导老师的需求建议，参考老师的文档需求，和其他小组成员一起探讨了项目的需求。我们积极讨论，和老师积极沟通，努力开发出实用型的系统。
在技术方面，除了大家熟知的ASP.NET、SQL Server 2000外，在项目中还用到了样式表和脚本一些知识，通过一些脚本来验证用户输入信息，采用分层开发模式开发系统，为以后软件的项目的维护提供了良好的维护基础。
此系统经过一段的实际运作，虽然出现了一些bug,现都已经排除,系统没有出现明显的能问题。基本能满足通过用户的验证，通过这次软件开发，大大加强了自己的动手能力和解决了问题的能力，提高了自己的团队意识，为今后的工作打下坚实的基础。
Abstract
As information technology in the management of more and more in-depth and wide range of applications, management information systems implementation, technology has gradually matured. Management information system is a continuous development of new science, no one unit to survive and develop must be efficient to organically organize internal activities, which must be established with its own characteristics suited to a management information system (Management Information System, MIS).
Yangtze River in Wuhan, Wuhan Asset Management Co., Ltd. is a company dealing with bad assets of the business, with the rapid development of the company''s business, the original hand-ability to dispose of the business can no longer meet the company''s development needs, in order to further enhance the company''s ability to dispose of bad assets, the largest limit to improve the recovery of the value of non-performing assets, reduce losses and improve the company''s management level, the company decided to develop an advanced, scientific information management system (CJZCMIS).
Information platform system, as CJZCMIS system, auxiliary modules, primarily within the company completed a number of information exchanges, including the release of public information, personal scheduling, online user list shows that the release of personal message and reception of a message part and we normally use E-mail is very similar, but only for this application systems.
Paper focuses on the structure function of the system and implementation, data management processes and background. The key relevant technologies as well as a brief introduction.
Keywords: management information systems; information platform system; the exchange of information
ABSTRACT
With the more and more further and extensive utilization of Information Technology in management, MIS (Management Information System) has been enforced technically into maturity gradually. MIS is a new type of increasingly developing science. In order to survive and develop, any corporation has to organize the internal activities efficently and organicly. Thus, MIS is required to be established in accordance with respective characteristics of each company.
Wuhan Changjiang Zichan Management Co., Ltd. (CJZC) is a company focused on the business of disposition of bad assets. With rapid development of the business, the capacity of hand disposition cannot meet the demand of company development. To furthur enhance the capacity of bad asset disposition, maximize the recyclable value of the bad asset and reduce loss, and upgrade the management of the company, CJZC has decided to develop an advanced and scientific information management system; that''s called CJZCMIS.
Information Platform System, an assistant module of the CJZCMIS, does the task of exchanging some information in the company, including issuance of public information, arrangement of personal schedule, display of the list of on-line users, issuance and receive of personal leave messages . The part of leave messages is peculiarly similar to the commonly-used mail box; however, it is only available to the application system.
This thesis focuses on the study of the function and realization of the system, the flow and background management of data, and etc. In addition, some key relevant technologies are to be briefly introduced in this study.
Key words: Management Information System (MIS); Information Platform System; Information exchange
Directory
Abstract Ⅰ
ABSTRACT Ⅱ
Introduction 1
Project Background 1
The significance of the project development 2
Project development objective 2
1. About three development language and tools
1.1 ASP.NET Overview 3
1.1.1 NET Framework outlined three
1.1.2 C # Description 3
1.2 Visual Studio 2005 4
1.3 SQL Server 2000 5
1.3.1 Database Language SQL (SQL Overview) 5
1.3.2 Database Language SQL Function 5
1.3.3 database language SQL features 6
2. Demand Analysis 7
2.1 Information Platform System Module Overview 7
2.2 Information Platform System Requirements Analysis Module 7
2.2.1 business requirements 7
2.2.2 Functional Requirement 7
2.2.3 Non-Functional Requirements 8
2.2.3.1 Performance Requirements 8
2.2.3.2 Security 8
2.2.3.3 interface requirements 8
2.3 Role description information platform system module 9
2.3.1 Administrator 9
2.3.2 company leader 9
2.3.3 Other components User 9
3. Design 10
3.1 The design concept with the overall process 10
3.1.1 IT platform module name, target 10
3.1.2 System Data Flow 10
3.2 information platform-level block diagram 12
3.3 information platform in general features 13
3.4 Information Platform Module 13
3.4.1 Internal Information Module 13
3.4.2 E-mail module 15
3.4.3 Short Message Module 17
3.4.4 On-line user list 18
3.4.5 Schedule Module 18
3.5 information platform database design 19
3.5.1 ADO.NET Overview 19
3.5.2 Concept Design 20
3.5.3 Data Dictionary 20
4. Information Platform Module function realization 24
4.1 system to achieve the overall design idea 24
4.1.1 WEB system, three-tier structure of 24
4.1.2 System Structure 24
4.2 Data Operating Layer 25
4.2.1 DBConn category of fundamental members on 25
4.2.2 Configure database connectivity 26
4.2.3 Information Platform Module in the data manipulation layer to achieve 27
4.3 Business Logic Layer 32
4.4 page display layer 34
4.4.1 system, the first surface 34
4.4.2 Internal Information Module 35
4.4.3 E-mail module 38
4.4.4 Short Message Module 42
4.4.5 On-line user list 44
4.4.6 Schedule Module 45
5. Information Platform Module Test 48
Summary 50
Thanks 51
References 52
Introduction
Today''s human society is experiencing an information revolution. From the invention of the first computer in 1946 began the 20th century, human society has experienced 70 years of the microcomputer revolution and 90 years of the Internet revolution. Of computer technology, information technology as the driving force, the information industry as the lead industry, the rapid formation of the unprecedented socio-economic development of a powerful force, so that emerging trends in knowledge-based economy, information society around the corner. Over the past 10 years, with communications and computer network-based information technology infrastructure has already begun to take shape, computers and network equipment manufacturers initially built and formed a certain scale of production. Facing the new century, China''s information revolution in computer applications to enter the theme of a new era.
With the increasingly wide range of Internet applications, and information to high-speed flow of resources can be mass integration, management information systems are progressively into real life. Of human society has gradually entered the information society, information as a resource for more and more and more involved in the activities of human society. Since the operation of enterprises and the amount of information required for decision-making process more and more traditional information management techniques have also become increasingly incompatible with the demand, making computer-based technology, modern management techniques, modern communications technology and mathematical methods of management information system applications more and more widely. Management information system is not only a technical system, but also a social system. It is a management decision-making services for the production of information systems, according to management needs to provide the information needed for managers to enhance the level of scientific management. Management information systems and management, information and system-related, he designed the main techniques are: management technology, data resources, processing technology, database technology, computer technology and computer network technology.
As an information platform system, its ultimate purpose is dissemination of information, transmitting the message to help users manage things, for the things that management provides a fast, simple, easy to operate management platform. Allows the user to achieve resource sharing, information sharing.
Background
Today, nearly 300 million people worldwide are using the Internet, according to forecasts, the global number of Internet users will increase to 850 million in three years. In such a network era, the survival of mankind is rapidly changing the way it revolutionized our communication, and created a rich and innovative information and entertainment resources. "Information of the DNA" is being replaced by atoms become human life, the basic exchange of goods. Number of science and technology as we live, work, education and entertainment to bring a variety of unexpected shocks. As United States Vice President Al Gore, January 31, 1998 speech at the California Science Center stated: "the 21st century, we will be in the digital planet to survive."
Yangtze River in Wuhan, Wuhan Asset Management Co., Ltd. is a company dealing with bad assets of the business, with the rapid development of the company''s business, the original hand-ability to dispose of the business can no longer meet the company''s development needs, in order to further enhance the company''s ability to dispose of bad assets, the largest limit to improve the recovery of the value of non-performing assets, reduce losses and improve the company''s management level, the company decided to develop an advanced, scientific information management system (CJZCMIS).
System to ensure that the Yangtze River in Wuhan disposal of assets Assets Management Co., the realization of business processes to become Wuhan Yangtze River Asset Management Company Limited, the major relevant departments to deal with routine business operating platforms. System should be
Give full consideration to the support of advanced technology on existing business processes optimization. Through the system to a unified, standardized business processes, disposal of non-performing assets for the Wuhan Yangtze River Asset Management Co., Ltd. to provide strong support for long-term development.
The significance of project development
IT platform is an integral part of system, information exchange and communication modules, user-friendly and timely disposal of assets, timely information for the user''s management of personal agenda, specially designed for a total application system design special information platform.
Information platform system, as CJZCMIS system, auxiliary modules, primarily within the company completed a number of information exchanges, including the release of public information, personal scheduling, release and receive personal messages, message parts and all are commonly used by e-mail is very similar to completely yes CJZCMIS system tailor-made platform for the exchange.
Project development objective
The entire system design based on "scientific, practical, reasonable" principles, objectives of the project from the following:
(1) to meet current operational needs, the establishment of a have a good interactive, easy-to-use platform for the exchange of information.
(2) have a certain forward-looking, facing the non-performing assets disposal company, pay attention to usability.
(3) help improve the management level and work efficiency.
(4) The expression "information sharing."
2.2.1 business needs (business requirement)
IT platform supporting modules, primarily within the company to complete some of the information exchange.
(1) Notice
Some within the company notice of information, such as notices of meetings, the latest activity arrangements.
(2) the leadership of the instructions
And announcements of a similar nature, mainly led by some of the arrangements and instructions.
(3) Internal e-mail management
Including the inbox and outbox for processing within a simple message.
(4) Schedule
Is equivalent to a small personal secretary, the main record of personal travel arrangements, memo notes and so on.
(5) Online User List
Show online users.
(6) e-mail alerts and a short message reminding
When there are unread messages and unread short message, when you access the system, automatic pop-up reminders, allows users to instantly read the information.
2.2.2 Functional Requirements (functional requirement)
Based on the above business requirements, as well as to achieve the goal, the development objectives of the following needs:
(1) establishing an internal information storage management and maintenance, internal information, including bulletins and leadership instruction. Internal information to add, delete, modify, operate according to the role, there are permissions settings.
(2) establishing an internal e-mail management and maintenance, including the Inbox and Outbox, the user can according to the needs of the e-mail to add, delete, modify, query, re-issued e-mail, reply mail, etc. operations.
(3) establishing an internal management and maintenance of short message, the user can view the personal short message, and send short message, and receive a short message reply, delete operation.
(4) establishing the schedule of information management and maintenance, the user can according to individual needs, increasing personal plans to modify the individual plans, and delete personal journey.
Conclusion
After several months of continuous fighting, and finally the successful completion of the entire design process. In the design implementation, encountered some difficulties, but eventually found a solution to the problem of exports; in the realization of the process, enhanced manipulative ability, and accumulated a wealth of design experience, teamwork improved awareness, commercial software production has been more profound understanding of the same time, have learned through their own to create value, greatly enhanced self-confidence.
In the design process, carefully listened to the instructor''s request for proposals, refer to the teacher''s documentation requirements, and other team members to explore together the project needs. We are actively discussed, and teachers actively communicate its efforts to develop a practical system.
On the technical side, in addition to well-known ASP.NET, SQL Server 2000, the project also used a number of style sheets and scripts of knowledge, through a number of scripts to validate the user input information, using layered development model development system for the future software the maintenance of the project provided a good basis for maintenance.
This system after a period of actual operation, although there have been some bug, now have been ruled out, the system does not appear obvious to the problem. Can basically satisfy the user''s authentication, through the software development, greatly enhance their practical ability and resolve the problem, raise awareness of their own team for future work to lay a solid foundation.
