https://docs.camunda.org/javadoc/camunda-bpm-platform/7.24/org/camunda/bpm/model/bpmn/impl/instance/ExpressionImpl.html
ExpressionImpl (Camunda Platform Javadocs 7.24.8-ee)
declaration: package: org.camunda.bpm.model.bpmn.impl.instance, class: ExpressionImpl
camunda platformjavadocsee
https://docs.huihoo.com/javadoc/hibernate/4.2.1/org/hibernate/ejb/criteria/expression/ExpressionImpl.html
ExpressionImpl (Hibernate JavaDocs)
hibernatejavadocs