SOAP server
HP-SOAP provides a standards-based communications platform for sending, receiving, and processing SOAP-based messages. A key component of the hp Web services platform, HP-SOAP provides a listener framework, envelope processing, and routing capabilities supported by the Cocoon2 open source framework.

• SOAP capabilities - exchanges SOAP-based messages with other SOAP servers regardless of platform
• listener framework - transport listeners that support http, https, smtp; runs in own JVM for scalability
• interaction controller - provides XML document pre-processing and routing
• Cocoon2 framework - provides plug-and-play framework that allows for protocol-neutral or protocol-specific (e.g. ebXML, BizTalk) processing of XML documents
• integrated security - supports XML Digital Signatures

developer tools
hp Web services platform addresses the needs of developers, architects, and administrators by providing easy to use tools for developing, deploying, registering, and discovering Web services.

hp service composer tool provides:

• GUI interface for creating WSDL interface for Java objects
• automatic deployment of Web services in HP-AS application server

hp registry composer tool provides:

• GUI interface for registration and discovery of Web services
• programmatic registration and discovery via UDDI4J API
• public and private UDDI registry support (UDDI V1 and V2)

trail maps
hp Web services platform comes with several trail map tutorials to assist you with the following:

• checking your installation - helps to make sure you've completed the installation process correctly
• exploring the HP-SOAP Server - learn how to use the SOAP Server and associated XML document processing framework
• using complex data types - learn how to create and use complex data types in the HP-SOAP Server