Chapter 15: Performance Testing and Tuning an Application - Expert OneonOne J2EE Design and Development [Electronic resources] نسخه متنی

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Expert OneonOne J2EE Design and Development [Electronic resources] - نسخه متنی

Rod Johnson

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Table of Contents

Expert One-on-One J2EE Design and Development

How is this Book Different?

Who this Book is for

Aims of this Book

What this Book Covers

Assumed Knowledge

Recommended Reading

What You Need for Using this Book

Customer Support

How to Download the Sample Code for the Book

Chapter 1: J2EE Architectures

Goals of an Enterprise Architecture

Deciding Whether to Use a Distributed Architecture

New Considerations in J2EE Design

When to Use EJB

State Management

J2EE Architectures

Web Tier Design

Designing Applications for Portability

Chapter 2: J2EE Projects--Choices and Risks

Developing a Policy on Specification Versions

Choosing an Application Server

The " Neat Technology " Trap

When to Use Alternative Technologies to Supplement J2EE

Portability Issues

Staging Environments and Release Management

Building a Team

Choosing Development Tools

Identifying and Mitigating Risks

Chapter 3: Testing J2EE Applications

What Can Testing Achieve?

Testing Correctness

Testing Performance and Scalability

Automating Tests

Complementary Approaches to Testing

Chapter 4: Design Techniques and Coding Standards for J2EE Projects

OO Design Recommendations for J2EE Applications

Coding Standards

Why (and How) Not to Reinvent the Wheel

Chapter 5: Requirements for the Sample Application

User Populations

Scope Limitations

Delivery Schedule

Internet User Interface

Box Office User Interface

Non-Functional Requirements

Hardware and Software Environment

Chapter 6: Applying J2EE Technologies

When is a Distributed Architecture Appropriate?

Deciding When to Use EJB

Deciding How to Use EJB

Deciding when to Use Asynchronous Calling with JMS

Authentication and Authorization

Deciding When to Use XML

Caching to Improve Performance

Chapter 7: Data Access in J2EE Applications

Data Access Goals

Business Logic and Persistence Logic

Object-Driven and Database-Driven Modeling: A Philosophical Debate

O/R Mapping and the " Impedance Mismatch

The Data Access Object (DAO) Pattern

Working with Relational Databases

Portability Versus Performance

Exchanging Data in Distributed Applications

Common Data Access Issues

Where to Perform Data Access

Data Modeling in the Sample Application

Chapter 8: Data Access Using Entity Beans

Entity Bean Concepts

Entity Beans in EJB 2.0

Entity Bean Caching

Entity Bean Performance

Tool Support for Entity Beans

Chapter 9: Practical Data Access

Data Access Technology Choices

JDBC Subtleties

A Generic JDBC Abstraction Framework

Implementing the DAO Pattern in the Sample Application

Chapter 10: Session Beans

Using Stateless Session Beans

Using Stateful Session Beans

J2EE Design Patterns Applicable to Session Beans

Session Bean Implementation issues

Session Beans in the Sample Application

Chapter 11: Infrastructure and Application Implementation

Implementing Business Logic

Chapter 12: Web-Tier MVC Design

The Challenges of Web Development

Lessons Learned in Java Web Development

Web-Tier Design Goals

MVC Concepts and the Front Controller J2EE Pattern

Web Application Frameworks

Integrating a Web Application Framework into Overall Application Architecture

The Web Application Framework Used in the Sample Application

Web-Tier Session Management

Processing User Input

Implementing the Web Tier in the Sample Application

Chapter 13: Views in the Web Tier

Decoupling Controllers and Views

Constructing the View for the Reservations Page

Dedicated Template Languages

Alternative Approaches to Markup Generation

Generating Binary Content

View Composition and Page Layout

Chapter 14: Packaging and Application Deployment

Application Deployment: Common Concepts

Deploying the Sample Application on JBoss 3.0

Chapter 15: Performance Testing and Tuning an Application

Strategic Issues and Definitions

Tools for Testing Performance and Throughput

Locating Performance or Scalability Problems

Addressing Performance or Scalability Problems

Case Study: The " Display Show " Page in the Sample Application

Performance in Distributed Applications

Web-Tier Performance Issues

The Primary Causes of Performance and Scalability Problems in J2EE Applications

Chapter 16: Conclusion--Making J2EE Work for You

General Principles

Appendix A: Implementing View Technologies

Decoupling Controllers from View Technologies Using a View Interface

View Implementations

Generating PDF with iText

Additional Views

Index-A Guide to the Index

توضیحات

افزودن یادداشت جدید

Chapter 15: Performance Testing and Tuning an Application

Overview

Chapter 13. We'll see how we may be able to minimize load on web applications by using HTTP headers to enable proxy and browser caching.

Finally, we'll look at some common causes of performance and scalability problems in J2EE applications, enabling us to avoid making costly mistakes.