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RaghuVamseedhar
Active Contributor
67,925

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).

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