Intro to Apex Code webinar

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Introduction to Apex

Josh Kaplan

Senior Product Manager

@joshsfdc

Sandeep Bhanot

Senior Developer Evangelist

@cloudysan

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Apex is the Programming Language of the

Force.com Platform

2.4 Billion Lines of Apex Code


What Is Apex?

Object-oriented language

Strongly-typed

Java-like syntax


Why Apex?

Runs in the Cloud

Integrated to Your Data

Convenience Features

Testing Framework

Backward Compatibility

Write once, run anywhere


The Force.com Platform is a Multi-Tenant Environment


What can you do with Apex?

Visualforce Controllers

Inbound/Outbound

Email Services

Custom web services and

HTTP Callouts Database Triggers

Scheduled and Batched Tasks


Use Case: UberJet


Triggers – Add Logic To Your Application

Where the declarative platform ends, Apex begins

Apex Triggers act whenever records are saved

– Modify the object being saved

– Create new objects

– Modify related objects

– Modify any object in the system



Create Invoice Trigger


Reserve Jet Trigger


Testing Your Code


Testing Your Code


Apex and Visualforce

Custom UI Custom Apex

Controller


Asynchronous Processing


Apex Asynchronous Features

Scheduled Apex

Batch Apex

@future calls


Integration with Apex


Apex Integration Features

Expose RESTful Web Services

Expose SOAP Web Services

Outbound Web Service Calls

– Callout to RESTful Web Services

– Callout to SOAP Web Services


Deploying Your Code


Let’s recap

Apex is the programming language for the Force.com platform

– Used for database triggers, Visualforce pages, integration services, batch

and scheduled processing and more …

Common syntax

– Variables, loops, classes, interfaces, collections, etc.

Many unique convenience features

– Tight binding with your Salesforce data model

– Simple data manipulation calls

– SOQL for querying records into variables

– Annotations & keywords – webservice, @isTest, @RestResource, etc.

– Integrated testing framework with data teardown


Ready. Set. Go!

http://developer.force.com/join

FREE

Sign Up For Developer Edition


Your Homework Assignment

Download the Apex Workbook

http://bit.ly/apexworkbook

Bite-sized 30 minute tutorials

– Starts with the basics and builds

from there

– Build in Developer Edition Now!



Resources

Developer Edition – Free Sign-up


Apex Workbook


Apex Resource Page

http://wiki.developerforce.com/page/Apex

Discussion Boards

http://boards.developerforce.com/t5/Apex-Code-Development/bd-p/apex


http://wiki.developerforce.com/page/App_Logic



http://wiki.developerforce.com/page/App_Logic











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Intro to Apex Code webinar