Timer Job with Sharepoint

Timer Job:

Timer Job is a background process that are run by SharePoint. It is a periodically executed task inside SharePoint Server. It provides us a task execution environment.

Default Timer Jobs inside SharePoint:

There are many timer jobs inside SharePoint which do internal tasks like:

• Send emails
• Validate sites
• Delete unused sites
• Health analysis
• Product versioning
• Diagnostics

These tasks will having execution periods like:

• Minute
• Hour
• Day
• Week
• Month

Components of Connectable web parts : 

1. Derive CustomTimerJob Class from SPJobDefinition
2. Add the three Constructors of the derived class : When ever we create the object of CustomTimerJob  class, corresponding constructor will execute.
3. Override the Execute method: When ever the timer job start running then the code inside the Execute method will run.
4. We need to create a Feature and Feature Receiver so on activation of this feature we are going the add our timer job to SharePoint farm.

For More: Complete Timer Job Info