Day 1

Introduction

Some Java 7 and 8 reminders

Java IO - Serialization and network performance

• Object flow and serialization mechanism
• Customize the serialized format
• Performance optimization
• Compatibility and scalability of the bitstreams

Java NIO

• Buffers, Channels and Selectors
• Direct access to the file system
• Multiplexing of sockets and non-blocking treatments
• Encoding character flows

Java memory

• Structure of memory, generational spaces
• Measurement of GC activity, impact on performance
• Frequent problems
• Optimization of the JVM
• Finalizers and references
• Object pools

Day 2

The Reflection API

• Loading and dynamic manipulation of objects
• Special cases: tables and parameterized types

Data Structures

• Concept of spatial and temporal complexity
• Performance of the algorithms of course and sorting
• Hashing algorithm
• Study and comparison of usual data structures

Exception handling

• Hierarchy and meaning of exception types
• Analysis and manipulation of Stacktraces
• Assertions and software quality
• Pitfalls and good practices
• Performance considerations

Management of Dates and TimeZones

• Machine time, human time
• Dates, calendars and timezones in Java
• Good practices

Logging

• Issues and good practices
• Log4J in action
• Impact on performance