Drools (7): WorkBench

It is a visual rule editor.WorkBench is actually a war package, which can be run when installed in tomcat.Using WorkBench, you can create data objects in the browser, create rule files, create test scenarios, and deploy the rules to the maven repository for use by other applications.

1 WorkBench download

download link:

https://download.jboss.org/drools/release/7.6.0.Final/kie-drools-wb-7.6.0.Final-tomcat8.war

Note: The downloaded war package needs to be installed in tomcat8.

2 WorkBench installation

Software version compatibility issues are often involved during software installation, so it is necessary to clarify the used version of each software.The software environment used in this course is as follows:

OS:

• Windows 10 64-bit
• JDK version: 1.8
• maven version: 3.5.4
• Tomcat version: 8.5

Specific installation steps:

Step 1: Unzip the war package and put it under tomcat webapps (change the name to kie-drools-wb.war)

Step 2: Download the drools related jars and put them under lib (3 jars)

kie-tomcat-integration-7.10.0.Final.jarjavax.security.jacc-api-1.5.jarslf4j-api-1.7.25.jar 

Step 3: Configure the environment variable CATALINA_HOME of Tomcat, the corresponding value is the Tomcat installation directory, and create setenv in the bin directory of tomcat.bat file

set CATALINA_OPTS=-Xmx512M -Djava.security.auth.login.config=$CATALINA_HOME/webapps/kie-drools-wb/WEB-INF/classes/login.config -Dorg.jboss.logging.provider=jdk

Step 4: Modify the configuration file

Add new role and user name: modify conf/tomcat-users under Tomcat.xml file

Note:

jacc configuration: modify the conf/server.xml file under Tomcat, add the Valve tag, the content is:

Note:

Step 5: Start Tomcat and visit http://localhost:8080/kie-drools-wb, you can see the login page of WorkBench.Log in with the user defined in the tomcat-users.xml file earlier

Enter the username kie and password kie set above