Quartz Job Scheduling Framework

Foreword

The event-driven programming paradigm has been popular for a number of decades, and although the term is not among the current industry buzzwords, it is one of the most popular and useful ways in which a software system can be built. Operating systems, word processors, Web applications, and games are all event driven: The software waits until it receives notification of some event (such as a system interrupt, key stroke, or mouse click) and then changes the control of program flow based on some interpretation of the event.

Quartz enables programs to take advantage of the event-driven paradigm without any human interacting with the system. More specifically, it lets applications define events that should occur at certain trigger points ...