Thesis is focused on creation of an information system for a visitor center in Olomouc. This document describes whole lifecycle of that reservation system, including requirements specification, system design, its implementation and testing. Final system will be deployed in museum, where it will handle the control of turnstiles, ticket reservations and sales.

Diploma thesis deals with the contemporary object-relational mapping (ORM) technologies for Java. It briefly describes also competing technologies for persisting objects in files, object and object-relational databases. However main part of the thesis is the persistence of objects in relational databases using ORM frameworks. The work begins with studying general methods and issues, that these frameworks have to solve. Next, it chooses and deeply describes some ORM frameworks. They are later demonstrated on the demo application. In the following part there is a description of the problems I have been facing during the implementation of the persistence using these frameworks. Finally, there is an evaluation and a comparison of these frameworks.

This work describes development of the Information system for the laboratory of feeding stuff, NutriVet Company, Ltd. It defines the essential concepts associated with problems of the livestock nutrition and information system development. It is focusing on requirements analysis, design, implementation and testing suitable solution.

This master's thesis deals with the problem of monitoring of a presence state from multiple points. It begins with analysis of presence information propagation in various systems and also with multiple points of presence in general terms. After that follows requirements analysis and design of information system which will evaluate presence information from multiple sources with various features and than display it graphically on plans or maps. At the conclusion there is described implementation and testing of developed information system.