Web Services are a special type of service that can be shared by and used as components of distributed Web-based applications. They commonly interface with existing back-end applications, such as customer relationship management systems, order-processing systems, and so on.

Download PDF Programming Weblogic WebServices.

Introduction to WebLogic Web Services

The following sections provide an overview of Web Services, and briefly describe how they are implemented in WebLogic Server:

• Overview of Web Services
• Why Use Web Services?
• Web Service Standards
• WebLogic Web Service Features
• Unsupported Features
• Examples of Creating and Invoking a Web Service
• Creating WebLogic Web Services: Main Steps
• Roadmap to Common Tasks for Creating Web Services
• Editing XML Files

Creating a WebLogic Web Service: A Simple Example

The following sections describe how to create a simple WebLogic Web Service:

• Overview of the Web Service Example
• Building and Running the Trader WebLogic Web Service Example
• Anatomy of the Example

Designing WebLogic Web Services

The following sections discuss design considerations for implementing WebLogic Web Services:

• Choosing the Back-end Components of Your Web Service
• Choosing Between Synchronous or Asynchronous Operations
• Choosing RPC-Oriented or Document-Oriented Web Services
• Using Built-In and Non-Built-In Data Types
• Using SOAP Message Handlers to Intercept the SOAP Message
• Mimicking a Conversational (Stateful) WebLogic Web Service

Interoperability

The following sections provide an overview of what it means for Web Services to be interoperable and tips on creating Web Services that interoperate with each other as much as possible:

• Overview of Interoperability
• Avoid Using Vendor-Specific Extensions
• Stay Current With the Latest Interoperability Tests
• Understand the Data Models of Your Applications
• Understand the Interoperability of Various Data Types
• Results of SOAPBuilders Interoperability Lab Round 3 Tests
• Interoperating With .NET

Configuring Security

The following sections describe how to configure security for WebLogic Web Services:

• Overview of Web Services Security
• What Type of Security Should You Configure?
• Configuring Message-Level Security (Digital Signatures and Encryption)
• Configuring Transport-Level Security (SSL): Main Steps
• Configuring SSL for a Client Application
• Configuring Access Control Security: Main Steps
• Testing a Secure WebLogic Web Service From Its Home Page

Architectural Overview

The following sections provide an overview of WebLogic Web Services architecture and three types of WebLogic Web Service operations:

• Overview of WebLogic Web Services Architecture
• Back-end Component Operation
• Back-end Component and SOAP Message Handler Chain Operation
• SOAP Message Handler Chain Operation