Základní info
This Creating Web Services Using Java Technology course teaches business component and client developers how to create, implement and deploy web services and web service clients. You'll use Java technology components and the Java Platform, Enterprise Edition 5 SDK (Java EE 5 SDK).Learn To:Deploy and test a web service as a servlet endpoint.Create a web service using SOAP with Attachments API for Java (SAAJ).Create a WSDL file to describe a web service.Perform the course lab exercises using the NetBeans Integrated Development Environment (IDE) and Sun Java System Application Server Platform Edition.Students Who Can Benefit from this CourseBusiness component and client developers who are interested in incorporating web service technology in Java and Java EE 5 platform applications.Students preparing for the Sun Certified Developer for Java Web Services (SCDJWS) examination.
Prerequisites:
- Implement and deploy a Java EE platform application containing web-tier and Enterprise JavaBeans (EJB) components
- Overview of XML
- Assemble, deploy, and test a distributed Java platform technology application
- Web Services Infrastructure and Organizations
- Use the Ant build environment (or other tool sets required by the labs)
- Web Services Enabling Technologies
Objectives:
- Identify the building blocks of web services
- Analyze the Java web services technology and platform
- Implement XML processing APIs
- Explain and monitor SOAP messages
- Apply SOAP With Attachments API for Java (SAAJ) in web services
- Explain the Web Services Description Language (WSDL) and create a WSDL file
- Recognize the role of a Service Registry
- Implement Java API for XML Web Services (JAX-WS) technology
- Develop web service clients
Topics:
Identifying the Building Blocks of Web Services
- Define a web service
- Explore the need for web services
- Identify the characteristics of a web service
- List the primary web service initiatives, specifications, and Application Programming Interfaces (APIs)
- Recognize the Web Services Interoperability Organization (WS-I) Basic Profile and its importance to the web services community
- Examine the sample application
- Recognize the various example and demonstration scenarios used in this course
- Deploy and test the sample application
Analyzing the Java Web Services Technology and Platform
- Deploy and test a web service as a servlet endpoint
- Deploy and test a web service as an Enterprise JavaBeans? (EJB?) component endpoint
- Run client applications that consume a web service
Applying XML Processing APIs
- Apply Java Architecture for XML Binding (JAXB) in a REST-based web service
- Apply Simple API for XML (SAX) to format the output of a REST-based web service
Examining SOAP Messages
- Examine various SOAP messages
- Monitor SOAP messages being transmitted from a web service to a client and review SOAP fault messages
Developing Web Services Using the SOAP With Attachments API for Java (SAAJ
- Create a web service using SOAP with Attachments API for Java (SAAJ)
- Consume a SAAJ-based web service
Explaining the Web Services Description Language (WSDL)
- Identify the abstract model and concrete model of a WSDL file
- Create a WSDL file to describe a web service
Recognizing the Role of Service Registry
- Describe the purpose of a service registry
- Describe Universal Description, Discovery, and Integration (UDDI)
- Describe electronic business XML(ebXML)
- Identify the features of the ebXML registry
- Use the Java API for XML Registries (JAXR) to access an ebXML registry
- Describe the JAXR API
Implementing Web Services Using Java API for XML Web Services (JAX-WS) Technology
- Create a web service from a WSDL file
- Create a JAX-WS web service as a servlet endpoint
- Create a JAX-WS web service as an EJB component endpoint
Developing Web Service Clients
- Create a JAX-WS web-service client using a Dynamic Proxy
- Enable a web application to consume a JAX-WS-based web service
