Flex 4 Data & Messaging
(2 days)

9:30 - 4:30 | $995

Marlborough, MA
8/25 - 8/26
9/15 - 9/16
10/20 - 10/21

Santa Monica, CA
8/25 - 8/26
9/15 - 9/16
10/20 - 10/21

Description
Flex 4: Data and Messaging provides experienced application developers with hands-on, practical experience connecting their Flex front ends to remote, dynamic data using Live Cycle Data Services. This two day course instructs developers how to connect with remote data using web services and Flex Data Services' features allowing communication with a Java backend. In addition, skills will be learned how to manipulate and format the returned data.

Audience
This course is designed for application developers who want to connect their Flex front ends to dynamic data. To gain the most from this class, you should:

Have attended the Flex 4 Rich Client Applications course.

Course Outline

Unit 1: Introducing Adobe Flex 4
Understanding rich Internet applications
Introducing the Adobe Flex 4product line
The foundation of the RIA: Flash Player/Flash Virtual Machine
Understanding the Flex application process flow
Getting help and other resources

Unit 2: Accessing Web Services
Using web services
Invoking web service methods and using the results
Consuming a web service
Handling results using an event handler
Handling faults
Calling multiple methods from the same WebService object
Passing Parameters to Web Services

Unit 3: Introduction to Flex Data Services
Introducing Flex Data Services
Installing Flex Data Services
Explore the Flex Data Services Installation
Creating a Flex application for use with Flex Data Services
Navigating the Flex Project Structure
Understanding the Server Compilation Process
Flex Data Services Features
The Flex Proxy Service
The Proxy Service Default Destination
Named Proxy Service Destinations

Unit 4: Using ColdFusion Components as Remote Object Services
Understanding remote object services
Configuring ColdFusion, Flex Builder and calling a remote object service method
Exchanging data between ActionScript and ColdFusion

Unit 5: Using Java Classes as Remote Object Services
Understanding Remote Object Services
Calling a Remote Object Service method
Handling RPC Events
Complex Remote Method Calls
Exchanging Data between ActionScript and Java

Unit 6: Validating and Formatting Data
Validating form data
Triggering validation with events
Validating Numeric Input
Triggering validation with ActionScript
Using regular expressions
Formatting Data

Unit 7: Manipulating Complex Data
Understanding Collection Classes
Filtering data
Filtering data
Creating a data sort
Using the IViewCursor interface
Creating a project that uses FDS

Unit 8: Using the Flex Message Service
Introducing the Flex Message Service
Reviewing Message Destination Configuration
Understanding Publish-Subscribe Messaging
Publishing Messages
Receiving and processing messages
Sending and Receiving Complex Data

Unit 9: Using the Flex Data Management Service
What is the Flex Data Management Service?
Exploring a Data Management Services Destination
Data Management Service Architecture
Changing Data
Managing Pending Changes
Using Events
Handling DataService Results
Advanced Data Management Service Features

Unit 10: Providing XML to Controls with E4X
Understanding XML structure
Working with XML data in ActionScript 3
Using the Tree Control
Retrieving XML data and populating a Tree
Using XML objects
Removing XML items from a list

Unit 11: Uploading Files to a Server
Implementing file transfer basics
Uploading a file to the server
Enhancing the user experience with FileReference events
Understanding the FileReferenceList class
Use the Data Management Service to retrieve photo data
Send real-time messages between applications