public void addInvolvedExecution(ExecutionEntity executionEntity) {
        if (executionEntity.getId() != null) {
            involvedExecutions.put(executionEntity.getId(),
                                   executionEntity);
        }
    }
public void addInvolvedExecution ( ExecutionEntity executionEntity ) { if ( executionEntity . getId ( ) != null ) { involvedExecutions . put ( executionEntity . getId ( ) , executionEntity ) ; } }
Involved executions ////////////////////////////////////////////////////////