Weblogic/SOA



Understanding Oracle SOA - Part 1 - Architecture


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Understanding Oracle SOA - Part 2 - Technologies


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40 Minutes to SOA Part 3 - Development

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40 Minutes to SOA Part 4 - Business Benefits

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Oracle - Understanding WebLogic Architecture

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What is SOA?


SOA stands for Service-Oriented Architecture.
SOA is not a tool like eclipse,netbeansturbo c etc.
SOA is not a protocol like http,ftp etc.
SOA is not a RBC call.
SOA is not contain clasess and objects.

SOA
=====
Its an  Architectural style (or) methodology.

it is a process of making two software to talk to each other (or) collection of services talking to each other.
Software example:java,.net and cobol etc.

Services: Self contained business function communicated using messages.


What is Web Service ?


Web service is a piece of code which is available on web (internet). That code of piece can be developed in any language (java, .net etc). A client invokes the web service by sending xml message and it wait for xml response (synchronously or asynchronously).


What is WSDL ?
WSDL stands for Web Services Description Language
WSDL is a document written in XML. The document describes a Web service. It specifies the location of the service and the operations (or methods) the service exposes.

 What is XML Schema ?
An XML Schema describes the structure of an XML document.

What is SOAP ?

SOAP is a simple XML-based protocol to let applications exchange information over HTTP.
Or more simply ,SOAP is a protocol for accessing a Web Service.



What is role of Mediator?

Oracle Mediator provides a lightweight framework to mediate between various components within a composite application. Oracle Mediator converts data to facilitate communication between different interfaces exposed by different components that are wired to build a SOA composite application.

Difference between Mediator & OSB? 

OSB is all together different tool which is used for integration like SOA but the main purpose of OSB is to route the information and same we can do with mediator. The main difference two is, we go for Mediator when we want to route information between different components inside composite and go for OSB when we want to route the information between composites. Mediator is used light weight mediation and OSB is used for heavy weight mediation.



Types of Adapters ?

Transactional & Non- Transactional Adapter 
Transactional : Database, JMS, AQ, MQ adapters
Non- Transactional: File & FTP adapter


Types of Rejection Message Handler ?
 
Web Service Handler
Custom Java Handler
JMS Queue
File



2 comments:

  1. Can someone please help me, I am trying to start up the Weblogic server is is throwing an error:Could not find or load main class 10.3.server.lib.DemoTrust.jks

    ReplyDelete
  2. hi abdul,

    unable to connect weblogic console at client side
    i am oracle apps R12.2 installation vm for linux os
    how to resolve issue give any sugguest me.

    ReplyDelete