src/org/ohmage/domain/campaign/Campaign.java
public void addRequestUserRole(final Role role) throws DomainException {
		if (role == null) {
			throw new DomainException("The request user's role is null");
		}
		
		requestUserRoles.add(role);
	}
/**
	 * Adds a role of the request user associated with this campaign.
	 * 
	 * @param role A role of the request user in this campaign.
	 * 
	 * @throws DomainException Thrown if the role is null.
	 */
Adds a role of the request user associated with this campaign.

@param role A role of the request user in this campaign.

@throws DomainException Thrown if the role is null.
Adds a role of the request user associated with this campaign . @param role A role of the request user in this campaign . @throws DomainException Thrown if the role is null .
public void addRequestUserRole(final Role role) throws DomainException {
		if (role == null) {
			throw new DomainException("The request user's role is null");
		}
		requestUserRoles.add(role);
	}
public void addRequestUserRole ( final Role role ) throws DomainException { if ( role == null ) { throw new DomainException ( "The request user's role is null" ) ; } requestUserRoles . add ( role ) ; }
Adds a role of the request user associated with this campaign.
Adds a role of the request user associated with this campaign .