Introduction

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JS7 - Variables are used to

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parameterize the execution of jobs in a workflow. Variables are declared for the workflow by specifying a name and

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data type and optionally a default value. Variables can be used in a number of places:

• As an Environment Variable: the environment variable is available for all shell jobs in a workflow.

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• As a Job

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• Resource: You can assign

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• a set of variables to a job resource and attach the job resource to an individual job. If the job resources

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• are

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• attached to the

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• workflow, the variables will be available for all the jobs in the workflow.
• As an Order Variable: You can declare variables with a workflow and assign

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• or modify values when adding an order to the workflow.

Workflow

The 03_VariablesPassing folder contains workflows used to pass variables. You can add

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an order from the action menu of the workflow

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.

Variables are declared with the workflow and use default values that can be modified by jobs at run-time. In the workflow, two variables are used with the names BOOKING_CODE and FLIGHT_DESTINATION. The value for the BOOKING CODE does not change during the whole workflow. The fork is used to share the same value for the FLIGHT_DESTINATION variable with all the branches where it is modified during the execution of the individual jobs. The current and modified variable values are printed in the logs.

To execute the workflow from the 03_VariablesPassing folder follow the steps described below:

1. Click the 03_VariablesPassing folder and Click on the folder 03_VariablePassing from the and expand the jdVariablesFork workflow.
   
   
   
   
2. To add the an order in to the workflow. Click on , click the action menu of the workflow and click onselect Add orderOrder button from the drop-down menu.
   
   
   
   
3. On clicking the When clicking Add Order. A  a popup window will appear. 
4. You can add the an Order ID or leave the Order Id ID value blank empty, it will take the then use a default Order Id to process the OrderID.
5. With the help of  Modify Variable button, link you can edit the value of the variable assigned to the workfloworder.
   
   
    
6. Click on the Modify Variable and  and from the drop-down menu select the name of the variable name that you want to modify from the drop-down menu. e.g; I have selected the variable . The screenshot shows the variable flight_destination and  with the default value is India. You can change it according to you and click on Berlin. The variable and default value are declared with the workflow definition. Click the Submit button to add the order to the Order in a workflow.
   
   
   
   
   
7. To check the status of the Order order click on the Workflow name with this new Order history panel will appear. name of the workflow. This will make the Order History panel appear.
   
   
   
   
   
8. From In the Order history History panel , you can see verify if the Order order is successful and  hasfinished. Click on the Order ID to open the detail logs of executionsee log output created by jobs executed for this order.
   
   
   
   
9. A log window will open and the order log will be displayed. The order log contains log output from all jobs executed by the order. 
10. You can download the log file by clicking the Download button from in the upper right-hand corner of the log window. Also, you can expand and collapse the individual job output using the arrow button from in the left-hand corner of the log window.
    
    

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