SAP XI PI PO Overview

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SAP XI (Exchange Infrastructure) and PI (Process Integration) are both middleware solutions developed by SAP to facilitate communication and integration between different systems, applications, and business processes within an organization. Initially introduced as SAP XI and later rebranded as SAP PI, these platforms provide a centralized infrastructure for orchestrating data exchange, message routing, and process automation across heterogeneous landscapes. Here’s a breakdown of SAP XI/PI:

Integration Hub: SAP XI/PI serves as a central integration hub that connects various systems, both SAP and non-SAP, across different departments, business units, and geographical locations. It enables seamless communication and data exchange between disparate applications, databases, and technologies.
Message Transformation: XI/PI allows for the transformation of messages between different formats and protocols, such as XML, EDI, IDoc, SOAP, and REST. It provides mapping and conversion tools to translate data structures, message payloads, and communication protocols to ensure compatibility and interoperability between systems.
Message Routing and Queuing: XI/PI facilitates message routing, queuing, and distribution based on predefined rules, filters, and routing criteria. It supports various communication patterns, including point-to-point, publish-subscribe, and request-response, to accommodate different integration scenarios and business requirements.
Adapter Framework: XI/PI includes an adapter framework that supports connectivity to a wide range of systems, applications, and protocols, including SAP systems (such as SAP R/3, SAP ERP, SAP S/4HANA), non-SAP systems (such as Oracle, Microsoft, Salesforce), and industry-specific standards (such as SWIFT, HL7, RosettaNet).
Integration Monitoring and Management: XI/PI provides tools and dashboards for monitoring, tracking, and managing integration flows, message processing, and system performance. It offers visibility into message flows, error handling, and processing status to ensure reliable and efficient operation of integration scenarios.
Business Process Management (BPM): In addition to message-based integration, XI/PI supports business process orchestration and automation through BPM capabilities. It allows for the modeling, execution, and monitoring of end-to-end business processes spanning multiple systems and applications.
Security and Compliance: XI/PI includes features for ensuring data security, confidentiality, and compliance with regulatory requirements. It supports encryption, digital signatures, user authentication, and authorization mechanisms to protect sensitive information and ensure data integrity during transmission and processing.
Scalability and Performance: XI/PI is designed to handle large volumes of data and transactions, providing scalability and high availability for mission-critical integration scenarios. It supports clustering, load balancing, and fault tolerance to ensure optimal performance and reliability under varying workloads.

Q) Why we use XI/PI/PO?

This XI/PI/PO tool is used for Integration purpose to Integrate the multiple
components/ systems
Integration in nothing but Collaboration

Collaboration is nothing but the Exchange the Data from one system to another system
>data is transfer depends up on domain’s
>SAP application all are single data base system
The Data can be transfer at “Infrastructure Level “Infrastructure in nothing but Organization/company/ landscape

(i) XI/PI/PO is not a single component but a collection of different components
(ii) We can use XI/PI for with in Organization/ out of Organization

The bank is the organization, this organization has several departments (BS1,BS2,BS3…
The XI/PI/PO used as middle ware to interact every application

Any Organization can run using SAP or Non SAP

Change the data from SAP TO SAP
SAP TO NON SAP
NON SAP TO SAP
NON SAP TO NON SAP

Why we use XI/PI/PO middle ware instead of other middle wares?

>XI/PI/PO monitoring is better than by other middle ware products
>Mapping and adapters are good compare to other middle ware products
>Synchronous& Asynchronous communication is possible

Dis Advantage:

>Locking full-fledged message queue compared to other middle wares
>Speed is less compare to TIBCO
>SAP relies on other vendors except for a few adapters

What is Adapters in SAP XI/PI/PO?

It provides Communication between one system to another system -> Means connectivity between one system to another system

[Source to XI ] & [ XI to Target ] + convert one format to another format

SAP adapters:

Fixed adapter are three – IDOCs, RFC, PROXY.

NON SAP adapter:

File ,Oracle ,Java, Dot.net, Webserver, Mainframes, Mail, Web Client

High Level Message Flow of XI/PI/PO:

Sender Communication Channel:

Sender adapter act as Sender Communication Channel

It provides connectivity between source to XI/PI/PO

It will fetch /poll/read the files / records from source system + it converts source format into xml format

Receiver Communication Channel:

It provides connectivity between XI/PI/PO to target.

it will convert to XML format to system understandable format

IDOC to JDBC Scenario

RFC to JDBC Scenario

PROXY to JDBC Scenario

SOAP TO IDOC Scenario

SOAP TO RFC Scenario

SOAP TO PROXY Scenario

Components of XI/PI/PO:

It has multiple components, they are

System land scape information [SLD]

Integration Server [IS] (it is backend execution not frontend)

RWB/C&M (Runtime work Bench / Configuration and Monitoring)

->what ever components we have in XI/PI/PO, all the besides on / runs on java stack (or)
Adapter Engine

Except two components IE / BPE
This two components besides / runs on Java Stack / ABAP Engine

->What ever adapter we have in XI/PI/PO, all beside on adapter engine / java stack

Except two adapter IDOC, HTTP
This two adapter besides on IE / ABAP stack

SLD:

>It is nothing but server/ central repository
>Always maintain by administrators / SAP basis team
>It will take 5 – 10 mints for process
>We have fixed templates, no need to write any code here

IB:

>ESR — used to design the objects
>ID — used to configuration purpose
These are responsible for XI/PI/PO team
>It will take 5 -10 mints
>These r some fixed templets, no need to write any code