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Iterating on a list and retrieving the values

About this task

This scenario describes a two component Job in which a list is created and iterated upon in a tForeach component. The values are then retrieved in a tJava component.

Setting up the Job

Procedure

  1. Drop a tForeach and a tJava component onto the design workspace.
  2. Link tForeach to tJava using a Row > Iterate connection.

Results

Configuring the components

Procedure

  1. Double-click tForeach to open its Basic settings view:
  2. Click the [+] button to add as many rows to the Values list as required.
  3. Click on the Value fields to enter the list values, between double quotation marks.
  4. Double-click tJava to open its Basic settings view:
  5. Enter the following Java code in the Code area: System.out.println(globalMap.get("tForeach_1_CURRENT_VALUE")+"_out");

Saving and executing the Job

Procedure

  1. Press Ctrl+S to save your Job.
  2. Press F6 to execute the Job.

Results

The tJava run view displays the list values retrieved from tForeach, each one suffixed with _out:

Related reference
Related information

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