package org.openstreetmap.josm.data.osm;

/**
 * A linkage class that can be used by an relation to keep a list of 
 * members. Since membership may be qualified by a "role", a simple
 * list is not sufficient.
 * 
 * @author Frederik Ramm <frederik@remote.org>
 */
public class RelationMember {

	public String role;
	public OsmPrimitive member;
	
	/**
	 * Default constructor. Does nothing.
	 */
	public RelationMember() { };
	
	/**
	 * Copy constructor.
	 * @param other relation member to be copied.
	 */
	public RelationMember(RelationMember other) {
		role = other.role;
		member = other.member;
	}
	
	@Override public boolean equals(Object other) {
		if (!(other instanceof RelationMember)) return false;
		RelationMember otherMember = (RelationMember) other;
		return otherMember.role.equals(role) && otherMember.member.equals(member);
	}

}