Let the curve $z ( 1 + i ) + \bar { z } ( 1 - i ) = 4 , z \in \mathrm { C }$, divide the region $| z - 3 | \leq 1$ into two parts of areas $\alpha$ and $\beta$. Then $| \alpha - \beta |$ equals :\\
(1) $1 + \frac { \pi } { 2 }$\\
(2) $1 + \frac { \pi } { 3 }$\\
(3) $1 + \frac { \pi } { 6 }$\\
(4) $1 + \frac { \pi } { 4 }$