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The following scenario simulates a simple leave approval business process, in which an employee fills a form and submits the leave request to the manager and the manager approves or rejects it. The employee receives an email if the manager approves the request. Otherwise, if the manager rejects it, the employee will be able to resend the leave request by adjusting it. 

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Tip

Before you begin,

  • Download the product installer from here, and run the installer.
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    Installing the Product
    Installing the Product
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  • Select the relevant WSO2 Integration Studio based on your operating system and download it from here.
    The path to this folder is referred to as <EI_TOOLING> throughout this tutorial.

    Info

    Getting an error message? See the troubleshooting tips given under Installing WSO2 Integration Studio.

Let's get started! This tutorial includes the following sections:

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  1. Copy the following JAR files into the<EI_HOME>/lib directory and restart the Business Process profile server instance. 

  2. In the <EI_HOME>/wso2/business-process/conf/activiti.xml file, add the following properties under the <bean id="processEngineConfiguration" class="org.activiti.engine.impl.cfg.StandaloneProcessEngineConfiguration"> property as shown below, to enable the Gmail configurations.

    • Replace the mailServerHost and mailServerPort property values as follows:

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      languagexml
      <property name="mailServerHost" value="smtp.gmail.com"/>
<property name="mailServerPort" value="587"/>

    • Add the following properties:

      Code Block
      languagexml
      <property name="mailServerDefaultFrom" value="<ENTER_A_VALID_SMTP_EMAIL_ADDRESS>"/>
<property name="mailServerUseTLS" value="true"/>
<property name="mailServerUsername" value="<ENTER_A_VALID_SMTP_EMAIL_ADDRESS>"/>
<property name="mailServerPassword" value="<ENTER_THE_EMAIL_PASSWORD>"/>
      Info

      If you are using Gmail to try out this scenario, you may need to enable IMAP access for Gmail. For more information, see Enable IMAP settings in Gmail . Also, if you receive an authentication error, you may have to adjust your account access settings in Gmail as well. For more information, see Allowing less secure apps to access your account .

Deploying the artifacts

  1. For instructions on creating the deployable artifacts, see Creating the deployable archive.
  2. For instructions on deploying them, see Deploying BPMN artifacts.

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  1. If you have not started the business process profile previously, start it.

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    titleOn MacOS/Linux/CentOS

    Open a terminal and execute the following command:

    Code Block
    wso2ei-6.46.0-business-process
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    titleOn Windows

    Go to  Start Menu -> Programs -> WSO2 -> Enterprise Integrator 6.46.0 Business Process. This will open a terminal and start the business process profile.

  2. Log in to the Management Console of the Business Process profile.
  3. Click Configure → Users and Roles → Add → Add New User.

  4. Enter the below details to create a user called manager and click Next.

    Tip

    Enter both the User Name and the Password as manager.


  5. In the next screen, assign the user to the admin role and click Finish.

    You view the new user you created as shown below.

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