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It is a service in OSB that is exposed to the source system or calling applications or services. Proxy services are Oracle Service Bus definitions of intermediary Web services that Oracle Service Bus implements locally on WebLogic Server.
It is a service in OSB that is used to connect to the target system. Business services are Oracle Service Bus definitions of the enterprise services that exchange messages during business processes.
OSB follows the BUS architecture in EAI.
VETRO stands for
V – Virtualisation
E – Enrichment
T – Transform
R – Route
O – Operate
we will use a Proxy service to connect to the Source system. we will use a Business service to connect to the target system.
The message flow is there in proxy service, We do all types of transformation, routing, and other processing message flow only.
No, we can’t access the variable in proxy service message flow from other proxy service message flow.
Yes, we can direct binding to call SOA composites along with SOAP bindings.
During configuring file or Ftp protocol in OSB, we need to specify the error directory, so you can see the file to that directory if file polling failed.
To do parallel processing.
Oracle Service Bus has the Split Join capability. A request can be broken into multiple child’s each of which can be processed parallel and the results can be joined and then sent to the requester.
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Static and dynamic.
By using a Java callout activity.
No, we can’t use more than one route node in the proxy service message flow.
Throttling means we want to process certain messages in one time, then we need to set some parameters in OSB to do the required task.
we use MFL.
No, Oracle Service Bus does not support MDS.
No, we can’t use DVM’s in Oracle Service Bus.
Oracle Service Bus leverages Weblogic Security Framework.
Yes, we can use OWSM to secure OSB services.
To secure the OSB proxy service, we use OWSM service side policy.
Yes, we can use OWSM client policy and invoke a secure web service from OSB.
We use Service Account when we are invoking a service that required static authentication.
Yes, we can re-use the Service Account.
We have two pipelines in OSB, the Request and Response pipeline.
Yes, we can invoke Restful service from OSB.
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