JAVA is a general purpose concurrent class-based object-oriented programming language. This work presents an interactive program that interprets JAVA source programs directly. The cornerstone of its execution model is an execution graph, in which each node is constituted by three…

O atual modelo de produção científica tem como maior prioridade a promoção dessa produção através de artigos publicados em eventos científicos, o qual foram referendados por sua qualidade através de um corpo editorial.
Não há uma forma explícita de escrever…

El objetivo que perseguimos en este trabajo fue el desarrollo de un servidor Web multiplataforma basado en el protocolo HTTP 1.0 con implementación de la interfaz CGI, utilizando como lenguaje de programación JAVA. Los métodos que implementa son GET, HEAD,…

Authentication techniques for a large-scale network are essential for the booming applications of e-commerce and e-business. In this thesis, authentication techniques for a larger-scale network are discussed. In-deep discussions on the independent path technique are presented. An authentication protocol based…

In the context of an object-oriented programming language such as Java, the ubiquitous use of instance fields and the presence of pointers (references to objects) make it difficult to understand a program's memory usage. Understanding memory usage is a key…

El desarrollo de Sistemas Multi-agente es un problema complejo, su resolución generalmente involucra el análisis de problemas típicos de sistemas distribuidos, con entidades (agentes) que negocian, tienen la capacidad de aprendizaje, etc. Las soluciones existentes van desde desarrollos de cero…

Mobile agents are often described as a promising technology moving towards the vision of a widely distributed scalable electronic market. The deployment of electronic services, especially in the area of electronic commerce, raises essential questions closely related to security issues.…

Virtual method calls are a fundamental feature offered by Java, an object-oriented programming language. However, they are also a source of degradation of performance at run time and imprecision in interprocedural analyses. There are several well known, inexpensive analyses that…

Currently, the telecommunications management systems are powerful, however, maintain centralized and proprietary platforms, limiting this way, the growth of these telecommunications networks. This factor generates the need for scalable and open systems, stimulating the sectors of the telecommunications area to…

A Internet possui hoje, mais de 100 milhoes de pessoas em mais de 100 países. Tomou proporções tais que não pode mais ser ignorada pelo mercado.
Paulatinamente, a cultura da rede mundial foi aceitando o fato de coexistir com empresas…