How to create Java Mapping in SAP PI / PO

[RaghuVamseedhar]

This blog will complement other blogs on 'Java Mapping' in SCN.

Direct link: How to create Java Mapping in SAP PI PO - YouTube

Sample Java Mapping used in the video: -

package com.map;

import java.io.*;

import com.sap.aii.mapping.api.*;

public class Test_JavaMapping extends AbstractTransformation {

    @Override

    public void transform(TransformationInput transformationInput, TransformationOutput transformationOutput) throws StreamTransformationException {

        try {

            InputStream inputstream = transformationInput.getInputPayload().getInputStream();

            OutputStream outputstream = transformationOutput.getOutputPayload().getOutputStream();

            // Copy Input content to Output content

            byte[] b = new byte[inputstream.available()];

            inputstream.read(b);

       

            outputstream.write("Prefixing this line to input. Test_JavaMapping. \r\n".getBytes());

            outputstream.write(b);

        } catch (Exception exception) {

            getTrace().addDebugMessage(exception.getMessage());

            throw new StreamTransformationException(exception.toString());

        }

    }

}

Sample text file used in the video:-

Name,ID,Phone

AAAA,11,123456789

世界,22,987654321

BBBB,33,777777777

Helpful links: -

NWDS Download Links - Java Development - SCN Wiki

SAP Support Portal S user id is required to download NWDS.

Not well-formed XML - & issue

JAVA Mapping - Managing Services in the Enterprise Services Repository - SAP Library

PI Mapping and Lookup API - SAP Javadocs

Trail: Java API for XML Processing (JAXP) (The Java Tutorials)

Dynamic file name for pass-through scenario - Process Integration - SCN Wiki

Multi-Mapping using Java Mapping - Process Integration - SCN Wiki

Reading Binary File Using ICO

Java Mapping in Exchange Infrastructure (download the mwv file).