JrubyActiviti

Integrate Activiti BPM in JRuby/Rails, including Activiti Engine, Modeler and Diagram Viewer.

Online demo: https://jruby-activiti-demo.herokuapp.com/activiti

Test Environment

JRuby-9.0.4.0, Activiti-5.19.0

Installation

Edit your application's Gemfile, add gem 'jruby_activiti', and must remove gem 'therubyrhino' line.

Run the bundle install command to install it.

You need to run the generator:

rails g jruby_activiti:install

It will create 4 files, edit the log4j.properties, config/activiti.cfg.xml as your need.

create  Jarfile
create  config/log4j.properties
create  config/activiti.cfg.xml
create  config/initializers/jruby_activiti.rb
route   mount JrubyActiviti::Web => '/activiti' if defined?(JrubyActiviti)

Add db jar in Jarfile. Example: jar 'com.h2database:h2', '>= 1.4'

And then execute jbundle install

Usage

You can access Activiti directly by using Activiti. For example, in a Rails controller

# Activiti::Engine
# Activiti::RepositoryService
# Activiti::RuntimeService
# Activiti::TaskService
# Activiti::ManagementService
# Activiti::IdentityService
# Activiti::HistoryService
# Activiti::FormService

Activiti::RepositoryService.createDeployment().
  addClasspathResource("config/your_bpm_xml_file.bpmn20.xml").
  deploy()

Enable Activiti Modeler and Diagram Viewer in Rails

visit localhost:3000/activiti

Modeler /activiti/modeler.html?modelId=your_model_id

View Process Definition in Diagram Viewer /activiti/diagram-viewer/index.html?processDefinitionId=v1

View Process Instance in Diagram Viewer /activiti/diagram-viewer/index.html?processDefinitionId=v1&processInstanceId=v2

Known Issues

NoMethodError: undefined method `useMozillaStackStyle' for Java::OrgMozillaJavascript::RhinoException:Class

org.activiti:activiti-modeler includes org.apache.xmlgraphics:batik-transcoder, that depends on outdated org.mozilla:rhino, which conflicts with rubygem therubyrhino. So you must to install nodejs in your machine and comment gem 'therubyrhino' in Gemfile.

Contributing

Fork it ( https://github.com/richfisher/jruby_activiti/fork )
Create your feature branch (git checkout -b my-new-feature)
Commit your changes (git commit -am 'Add some feature')
Push to the branch (git push origin my-new-feature)
Create a new Pull Request

jruby_activiti

Development