Chapter 2. New features

This section highlights new features in Red Hat Process Automation Manager 7.8.

2.1. Business Central

2.1.1. Business Central UI updates

The following list provides a summary of the Business Central UI updates:

  • Ability to customize rule name and view Rule Name column in a guided decision table
  • Ability to specify default values for the new rows in a guided decision table
  • Ability to process multiple worksheet decision tables in a spreadsheet workbook

For more information, see Designing a decision service using guided decision tables and Designing a decision service using spreadsheet decision tables.

2.1.2. Enhancement to export to excel

Support for expressions, multiple BRL columns, and rule order hit policy is now available when a guided decision table is exported to excel. For more information, see Designing a decision service using guided decision tables.

2.1.3. Code completion for FEEL expressions improvement in Decision Model and Notation (DMN) designer

When typing a FEEL expression in the boxed literal expression editor, you can now see node names appear as suggestions that you can apply to complete the expression if required.

2.1.4. Support for metadata attributes in BPMN modeler

You can now use Metadata Attributes property and manage the generic attributes of a business process. For more information, see Process designer Business Process Model and Notation (BPMN2) reference guide.

2.1.5. Support for variable tagging in processes

The Red Hat Process Automation Manager process designer now supports variable tagging for the business processes including required, readonly, restricted, and customTags tags. For more information, see Designing business processes in Business Central.

2.1.6. Business Keys for case management

Red Hat Process Automation Manager 7.8 includes additional support for further customizing the case identifier generation. For more information, see Designing and building cases for case management.

2.1.7. Full support for process instance migration

Users can apply their migration plan to the running process instance in a specific KIE Server. For more information, see Managing and monitoring business processes in Business Central.

2.1.8. View reusable subprocess from the parent process

Red Hat Process Automation Manager7.8 provides support to view reusable subprocess from the parent process. Reusable subprocesses appear collapsed within the parent process. You can double-click on the reusable subprocess node to open its diagram from the parent process diagram. For more information, see Managing and monitoring business processes in Business Central.

2.1.9. Prediction service for task augmentation

The prediction service for task augmentation is integrated with Open Data Hub Artificial intelligence (AI) and Machine learning (ML) services. There is a proof of concept (POC) available for Fraud Detection.

2.1.10. Support for Security Management actions and updating space components using the REST API

You can now perform Security Management actions and update space components using the REST API:

  • Update description, owner, and defaultGroupId of a space

    [PUT] /spaces
  • Return all groups in Business Central

    [GET] /groups
  • Create a group in Business Central

    [POST] /groups
  • Delete a specified group from Business Central

    [DELETE] /groups/{groupName}
  • Return all roles in Business Central

    [GET] /roles
  • Return all users in Business Central

    [GET] /users
  • Return all groups assigned to a specified user

    [GET] /users/{userName}/groups
  • Return all roles assigned to a specified user

    [GET] /users/{userName}/roles
  • Create a specified user with specified roles and groups

    [POST] /users
  • Change the password of a specified user

    [Post] /users/{userName}/changePassword
  • Delete a specified user from Business Central

    [DELETE] /users/{userName}
  • Override the existing groups assigned to a specified user with new groups

    [POST] /users/{userName}/groups
  • Override the existing roles assigned to a specified user with new roles

    [POST] /users/{userName}/roles
  • Return all permissions granted to a specified group

    [GET] /groups/{groupName}/permissions
  • Return all permissions granted to a specified role

    [GET] /roles/{roleName}/permissions
  • Return all permissions granted to a specified user

    [GET] /users/{userName}/permissions
  • Update the permissions of a specified group

    [Post] /groups/{groupName}/permissions
  • Update the permissions of a specified role

    [Post] /roles/{roleName}/permissions

For more information, see Interacting with Red Hat Process Automation Manager using KIE APIs.

2.1.11. Test Scenarios

The test scenarios designer in Business Central now supports the enumeration data type in rule-based test scenarios.

2.2. Decision engine

2.2.1. Executable model lambda externalization optimization

The new executable model optimization improves memory consumption at runtime. It rewrites how the lambdas are generated that are used in the executable model. The lambda externalization is enabled by default. To disable the lambda externalization, use the following key:

 -Ddrools.externaliseCanonicalModelLambda=false

For more information, see Decision engine in Red Hat Process Automation Manager.

2.3. Process engine

2.3.1. Start a business process from a specific node

You can now start a business process from a specific node after the business process is terminated.

2.3.2. New notification listener properties

Red Hat Process Automation Manager 7.8 includes two new jBPM properties. These org.kie.jpbm.notification_listeners.include and org.kie.jpbm.notification_listeners.exclude properties are used to enable and disable notification listeners.

2.3.3. OR operator for custom queries

Red Hat Process Automation Manager 7.8 includes an OR operator to define query filters.

2.4. Red Hat Business Optimizer

2.4.1. Red Hat Business Optimizer Constraint Streams API

The Constraint Streams API is now fully supported.

2.4.2. Automatic KIE Server task assigning

KIE Server optimization and business process management capabilities are integrated so human tasks that belong to a process can be automatically assigned to users based on continuous schedule optimization planning.

2.4.3. Vehicle route planning starter application

The vehicle route planning starter application includes user interface improvements, server error reporting, and a new run script.

2.5. Red Hat OpenShift Container Platform

2.5.1. Support for deployment on Red Hat OpenShift Container Platform 4.5

You can now deploy Red Hat Process Automation Manager on Red Hat OpenShift Container Platform 4.5.

2.5.2. Custom image creation for KIE Server on Red Hat OpenShift Container Platform

You can now create and use custom KIE Server images with additional JAR or RPM packages. For more information about creating custom images, see Creating custom images for KIE Server in Deploying a Red Hat Process Automation Manager environment on Red Hat OpenShift Container Platform using Operators.

2.5.3. SSH authentication for Git hooks on Red Hat OpenShift Container Platform 4.x

When configuring Git hooks for Business Central on Red Hat OpenShift Container Platform 4.x, you can now configure SSH authentication for access to custom Git repositories. For more information about preparing Git hooks for deployment, see Preparing Git hooks in Deploying a Red Hat Process Automation Manager environment on Red Hat OpenShift Container Platform using Operators.

2.5.4. Metering labels for images in Red Hat OpenShift Container Platform

Red Hat Process Automation Manager images for Red Hat OpenShift Container Platform now have labels that enable the use of OpenShift metering. For more information about using metering, see Metering in Red Hat OpenShift Container Platform documentation.

2.5.5. Support for deploying production environments on Red Hat OpenShift Container Platform 4.x without ReadWriteMany access to a persistent volume

You can now deploy a production environment for Red Hat Process Automation Manager on Red Hat OpenShift Container Platform 4.x with a simplified version of Business Central monitoring that does not require ReadWriteMany access to a persistent volume. For more information about deploying Red Hat Process Automation Manager on Red Hat OpenShift Container Platform 4.x, see Deploying a Red Hat Process Automation Manager environment using the operator in Deploying a Red Hat Process Automation Manager environment on Red Hat OpenShift Container Platform using Operators.

2.5.6. Process instance migration service on Red Hat OpenShift Container Platform 4.x

You can now deploy the Process Instance Migration (PIM) service on Red Hat OpenShift Container Platform 4.x. You can use the PIM service to define the migration between two different process definitions, known as a migration plan. You can then apply the migration plan to the running process instances in a specific KIE Server.

For more information about deploying Red Hat Process Automation Manager on Red Hat OpenShift Container Platform 4.x, see Deploying a Red Hat Process Automation Manager environment using the operator in Deploying a Red Hat Process Automation Manager environment on Red Hat OpenShift Container Platform using Operators.

Note

Process Instance Migration (PIM) service currently use the limited database support on Red Hat OpenShift Container Platform. The support for external databases will be added in the future release.