s1890 - reverted isConsistent() changes

            return false;

        }

        if (this.equals(other))

        {

            return true;

        }

        for (Principal identity: getIdentities())

        {

            boolean found = false;

            for (Principal op: other.getIdentities())

            {

                if (op.equals(identity))

                {

                    return true;

                }

                    found = true;

                    break;

                }

            }

            if (!found)

            {

                return false;

            }

        }

        return true;

    }

    /* (non-Javadoc)

     * @see java.lang.Object#hashCode()