the stored process instance is also kept in a treeset whose elements are '' ` workflow model element ' ` event type ' '' . concode_field_sep ProcessInstance processInstance concode_elem_sep TreeSet setFollowsRelations concode_field_sep ProcessInstance getPI concode_elem_sep int getNumberSimilarPIs concode_elem_sep boolean equals concode_elem_sep TreeSet buildFollowsRelations concode_elem_sep void increaseNumberSimilarPIs concode_elem_sep void addGroupedPiIdentifier concode_elem_sep void setNumberSimilarPIs concode_elem_sep TreeSet getSetFollowsRelations concode_elem_sep boolean setPI
int function ( ) { return setFollowsRelations . hashCode ( ) ; }