Talend Open Studio Cookbook

Adding complex logic into a flow using tJavaRow

The tJavaRow component allows Java logic to be performed for every record within a flow.

Getting ready

Open the job jo_cook_ch05_0020_tJavaRow.

How to do it…

1. Add the tJavaRow and tLogRow components.
2. Link the flows as shown in the following screenshot:
   
3. Open the schema and you will see that there are no fields in the output. Highlight name, dateOfBirth, and age, and click on the single arrow.
4. Use the + button to add new columns cleansedName (String) and rowCount (Integer), so that the schema looks like the following:
5. Close the schema by pressing ok and then press the Generate code button in the main tJavaRow ...