001package org.biopax.paxtools.model.level2;
002
003import java.util.Set;
004
005/**
006 * marker interface for entities and PEPs
007 */
008public interface InteractionParticipant extends Level2Element
009{
010// -------------------------- OTHER METHODS --------------------------
011
012        /**
013         * This method  returns the interaction that this entity/pep takes part in.
014         * Contents of this set should not be modified.
015         *
016         * @return a set of interactions that
017         */
018        Set<interaction> isPARTICIPANTSof();
019}