Componentised Language Development for the JVM.- Preserving Confidentiality in Component Compositions.- Method Shells: Avoiding Conflicts on Destructive Class Extensions by Implicit Context Switches.- Separating Obligations of Subjects and Handlers for More Flexible Event Type Verification.- Implementing Feature Interactions with Generic Feature Modules.- Compositional Development of BPMN.- Building a Customizable Business-Process-as-a-Service Application...