WebService common techniques and terminology

OneWhat is a Web service?

1. Web-based services: server-side complete some resources for client application access (get Data)

2. A cross-language, cross-platform specification (abstraction)

3. Multiple cross-platform, cross-language application communication integration Scenarios (Actual)

Second, why use Web Service?

The Web service can address:

1. Cross-platform invoke
2. Cross-language calls
3. Remote Call

Third, when to use Web Service?

1. Between the old and new applications of the same company

2. Between applications of different companies

3. Some content aggregation applications that provide data: weather forecasts, stock quotes

Iv. Several important terms in the WEB service 4.1,WSDL (Web Service Definition language)

　　WSDL is the WebService definition language, corresponding to the. wsdl document, a webservice that corresponds to a unique WSDL document that defines the data formats and procedures for sending requests and responses from client to server

4.2. SOAP (Simple Object access protocal)

Soap is a " Simple Object Access Protocol "

1. is a simple HTTP- and XML -based protocol for exchanging structured data on the web
2. SOAP message: request message and response message

4.3, SEI (WebService EndPoint Interface)

Sei is a Web service terminal interface, which is the interface that the WebService server uses to process the request

4.4, CXF (Celtix + XFire)

An Apache framework for developing WebService server side and client.

WebService common techniques and terminology