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  • 1. !quot; # !$ quot;% &( ' )* quot; quot; , (+ *-
  • 2. . / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 3. / & ( 0( + quot;, ' *quot; * 5 / & (0( + quot;, ' *quot; * + )+ - quot;* quot; % quot; ' ,
  • 4. 6 / & (0( + quot;, ' *quot; * + * + quot; * 77 quot; 74 8 * * 8 7quot; , !
  • 5. 9 / & (0( + quot;, ' *quot; * + & : 0: ; :: : 4 $ < , ), - + => .> 0
  • 6. / & ( 0( + quot;, ' *quot; * ? / & (0( + quot;, ' *quot; * + )+ - quot;* quot; % quot; ' ,
  • 7. @ / & (0( + quot;, ' *quot; * quot;*
  • 8. A / & (0( + quot;, ' *quot; * quot;* , ) - 4 quot;quot; ) - ) - quot;& , ) - ) - < )+ - 27 2 ) -9 > .> > 9> 9> > . 6, quot; =>.>
  • 9. : / & (0( + quot;, ' *quot; * * quot;* quot;% ATC Internet Supervisory Recording Radar Front Radar Data Flight Plan Simulator Control Supervisory Replay Processing Processing Recording Processing Radar Front Radar Data Flight Plan Simulator Control Replay Processing Processing Processing Intranet controller controller controller controller Working Working Working Working Position Position Position Position
  • 10. / & ( 0( + quot;, ' *quot; * => / & (0( + quot;, ' *quot; * + )+ - quot;* quot; % quot; ' ,
  • 11. == / & (0( + quot;, ' *quot; *
  • 12. =. / & (0( + quot;, ' *quot; *
  • 13. =5 / & (0( + quot;, ' *quot; * 7
  • 14. =6 / & (0( + quot;, ' *quot; * 7
  • 15. =9 / & (0( + quot;, ' *quot; * 7
  • 16. =? / & (0( + quot;, ' *quot; * 7
  • 17. =@ / & (0( + quot;, ' *quot; * %
  • 18. =A / & (0( + quot;, ' *quot; * %
  • 19. =: / & (0( + quot;, ' *quot; *
  • 20. .> / & (0( + quot;, ' *quot; *
  • 21. .= / & (0( + quot;, ' *quot; * %
  • 22. .. / & (0( + quot;, ' *quot; * %
  • 23. .5 / & (0( + quot;, ' *quot; * %
  • 24. / & ( 0( + quot;, ' *quot; * .6 / & (0( + quot;, ' *quot; * + )+ - quot;* quot; % quot; ' ,
  • 25. .9 / & (0( + quot;, ' *quot; * % quot; % 0 % % 0 % % <7% % 0 % 0 *% % % % % % % % % % % %% 0 ! , % ) < -0
  • 26. / & ( 0( + quot;, ' *quot; * .? / & (0( + quot;, ' *quot; * + )+ - quot;* quot; % quot; ' ,
  • 27. .@ / & (0( + quot;, ' *quot; * 1 , Functional upgrade Cost Functional upgrade Code Size Complexity Complexity avalanche effect System Complexity Functional Changes Cost Functional Changes Code Size Time
  • 28. .A / & (0( + quot;, ' *quot; * 1 , Functional upgrade Cost Functional Functional upgrade Code Size Changes Cost Complexity Complexity avalanche effect System Complexity Functional Changes Code Size Time
  • 29. / & ( 0( + quot;, ' *quot; * .: / & (0( + quot;, ' *quot; * + )+ - quot;* quot; % quot; ' ,
  • 30. 5> / & (0( + quot;, ' *quot; * , Complexity System Complexity Code Size
  • 31. 5= / & (0( + quot;, ' *quot; * , Complexity System Complexity Decreases Complexity Increases Abstraction Level Decreases Code Size Code Size
  • 32. 5. / & (0( + quot;, ' *quot; * , Complexity System Complexity Decreases Complexity Increases Abstraction Level Decreases Code Size Code Size
  • 33. / & ( 0( + quot;, ' *quot; * 55 / & (0( + quot;, ' *quot; * + )+ - quot;* quot; % quot; ' ,
  • 34. 56 / & (0( + quot;, ' *quot; * %, ,
  • 35. 59 / & (0( + quot;, ' *quot; * %
  • 36. 5? / & (0( + quot;, ' *quot; * %
  • 37. 5@ / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 38. / & ( 0( + quot;, ' *quot; * 5A / & (0( + quot;, ' *quot; * quot; %, 2% , 3 * quot; *% + 8 8 , % + & $ 1 B
  • 39. 5: / & (0( + quot;, ' *quot; *
  • 40. 6> / & (0( + quot;, ' *quot; * quot; quot; # ! quot;
  • 41. 6= / & (0( + quot;, ' *quot; * quot; $ % ! quot;
  • 42. 6. / & (0( + quot;, ' *quot; * quot; * &' () ! quot;
  • 43. 65 / & (0( + quot;, ' *quot; * quot; + ! * ! quot;
  • 44. 66 / & (0( + quot;, ' *quot; * quot; + ! * ! quot;
  • 45. 69 / & (0( + quot;, ' *quot; * quot; + ! * ! quot;
  • 46. 6? / & (0( + quot;, ' *quot; * quot; + ! * ! quot;
  • 47. / & ( 0( + quot;, ' *quot; * 6@ / & (0( + quot;, ' *quot; * quot; %, 2% , 3 * quot; *% + 8 8 , % + & $ 1 B
  • 48. 6A / & (0( + quot;, ' *quot; *
  • 49. 6: / & (0( + quot;, ' *quot; * quot; ! quot;
  • 50. 9> / & (0( + quot;, ' *quot; * quot; ! quot;
  • 51. 9= / & (0( + quot;, ' *quot; * quot; ! quot;
  • 52. 9. / & (0( + quot;, ' *quot; * quot; + ! ! quot;
  • 53. 95 / & (0( + quot;, ' *quot; * quot; + ! ! quot;
  • 54. / & ( 0( + quot;, ' *quot; * 96 / & (0( + quot;, ' *quot; * quot; %, 2% , 3 * quot; *% + 8 8 , % + & $ 1 B
  • 55. 99 / & (0( + quot;, ' *quot; * , quot; quot; ( ( 4 $ 4 $
  • 56. 9? / & (0( + quot;, ' *quot; * , quot; quot; ( ( 4 $ 4 $
  • 57. 9@ / & (0( + quot;, ' *quot; * , quot; quot; quot; quot; ( ( ( ( 4 $ 4 $ 4 $ 4 $
  • 58. 9A / & (0( + quot;, ' *quot; * , quot; quot; quot; quot; ( ( ( ( 4 $ 4 $ 4 $ 4 $
  • 59. / & ( 0( + quot;, ' *quot; * 9: / & (0( + quot;, ' *quot; * quot; %, 2% , 3 * quot; *% + 8 8 , % + & $ 1 B
  • 60. ?> / & (0( + quot;, ' *quot; * quot; quot; quot;
  • 61. ?= / & (0( + quot;, ' *quot; * quot; # quot; quot;
  • 62. ?. / & (0( + quot;, ' *quot; * quot; quot;, # quot; quot;
  • 63. ?5 / & (0( + quot;, ' *quot; * quot; quot;, # quot; quot;
  • 64. ?6 / & (0( + quot;, ' *quot; * quot; + quot;, # quot; quot;
  • 65. / & ( 0( + quot;, ' *quot; * ?9 / & (0( + quot;, ' *quot; * quot; %, 2% , 3 * quot; *% + 8 8 , % + & $ 1 B
  • 66. ?? / & (0( + quot;, ' *quot; * quot; , quot; C +
  • 67. ?@ / & (0( + quot;, ' *quot; * quot; , quot; C + ( %+ ,
  • 68. / & ( 0( + quot;, ' *quot; * ?A / & (0( + quot;, ' *quot; * quot; %, 2% , 3 * quot; *% + 8 8 , % + & $ 1 B
  • 69. ?: / & (0( + quot;, ' *quot; * , $ + %, $ + ! * !
  • 70. @> / & (0( + quot;, ' *quot; * , $ + %, $ $ ! * + ! * !
  • 71. / & ( 0( + quot;, ' *quot; * @= / & (0( + quot;, ' *quot; * quot; %, 2% , 3 * quot; *% + 8 8 , % + & $ 1 B
  • 72. @. / & (0( + quot;, ' *quot; * , $ + %, $ $ ! * + ! * ! !
  • 73. / & ( 0( + quot;, ' *quot; * @5 / & (0( + quot;, ' *quot; * quot; %, 2% , 3 * quot; *% + 8 8 , % + & $ 1 B
  • 74. @6 / & (0( + quot;, ' *quot; * , $ + %, $ $ ! * + ! * ! ! quot; quot;
  • 75. @9 / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 76. / & ( 0( + quot;, ' *quot; * @? / & (0( + quot;, ' *quot; * 1 1 1 % 1 1 1 + 1 %
  • 77. / & ( 0( + quot;, ' *quot; * @@ / & (0( + quot;, ' *quot; * 1 1 1 % 1 1 1 + 1 %
  • 78. @A / & (0( + quot;, ' *quot; * 2% D D
  • 79. @: / & (0( + quot;, ' *quot; * + 1 %#
  • 80. A> / & (0( + quot;, ' *quot; * , # quot; quot; ( ( 4 $ 4 $
  • 81. A= / & (0( + quot;, ' *quot; * , $ % quot; quot; !# !# ( ( 4 $ 4 $
  • 82. A. / & (0( + quot;, ' *quot; * , + , 1 % 1 * *
  • 83. / & ( 0( + quot;, ' *quot; * A5 / & (0( + quot;, ' *quot; * 1 1 1 % 1 1 1 + 1 %
  • 84. A6 / & (0( + quot;, ' *quot; * 0 0 % 0 1 %0 ) - % 0
  • 85. / & ( 0( + quot;, ' *quot; * A9 / & (0( + quot;, ' *quot; * 1 1 1 % 1 1 1 + 1 %
  • 86. A? / & (0( + quot;, ' *quot; * % 0 Initial Request 1 Day ! After 1 Week $ After
  • 87. A@ / & (0( + quot;, ' *quot; * % 0 Initial Request Evolution Request 1 Day ! After Few Weeks Later 1 Day 1 Week $ After After
  • 88. AA / & (0( + quot;, ' *quot; * % # 2% % 2 % *% 1 quot; 2 %* $ 2+ ' %1 2 % % %E 1 4
  • 89. / & ( 0( + quot;, ' *quot; * A: / & (0( + quot;, ' *quot; * 1 1 1 % 1 1 1 + 1 %
  • 90. :> / & (0( + quot;, ' *quot; * 1 F G
  • 91. := / & (0( + quot;, ' *quot; * 1 F G ! & ' &OLHQW Point # int x # int y +print()
  • 92. :. / & (0( + quot;, ' *quot; * & ! & ' &OLHQW Point # int x # int y +print() (
  • 93. :5 / & (0( + quot;, ' *quot; * & ! & ' &OLHQW Point # int x # int y +print() (
  • 94. :6 / & (0( + quot;, ' *quot; * 1 F & G ! & ' &OLHQW Point # int x # int y +print() ( 3DPoint # int z + print()
  • 95. :9 / & (0( + quot;, ' *quot; * 1 F & G ! & ' &OLHQW Point # int x # int y +print() ( ρ 3DPoint θ # int z + print()
  • 96. :? / & (0( + quot;, ' *quot; * 1 F & G ! & ' <<Interface>> &OLHQW Point +print() ( ρ 3DPoint θ + print()
  • 97. :@ / & (0( + quot;, ' *quot; * % % ! & ' &OLHQW Point +print() 1DPoint + print()
  • 98. :A / & (0( + quot;, ' *quot; * % % ! & ' &OLHQW Point +print() 1DPoint 2DPoint + print() + print()
  • 99. :: / & (0( + quot;, ' *quot; * % % ! & ' &OLHQW Point +print() 1DPoint 2DPoint 3DPoint + print() + print() + print()
  • 100. => > / & (0( + quot;, ' *quot; * % % ! & ' &OLHQW Point +print() NDPoint 1DPoint 2DPoint 3DPoint + print() + print() + print() + print()
  • 101. == > / & (0( + quot;, ' *quot; * % % ! & ' <<Interface>> &OLHQW Point +print() NDPoint 1DPoint 2DPoint 3DPoint + print() + print() + print() + print()
  • 102. / & ( 0( + quot;, ' *quot; * =. > / & (0( + quot;, ' *quot; * 1 1 1 % 1 1 1 + 1 %
  • 103. =5 > / & (0( + quot;, ' *quot; * . / - / ! * 0 * ! - -
  • 104. =6 > / & (0( + quot;, ' *quot; * . / - / ! * 0 * ! - -
  • 105. =9 > / & (0( + quot;, ' *quot; * . 1 quot;# - 1 &) &) &) 2 2 &)
  • 106. =? > / & (0( + quot;, ' *quot; * . 1 quot;# - 1 &) &) &) 2 2 quot;
  • 107. =@ > / & (0( + quot;, ' *quot; * %
  • 108. =A > / & (0( + quot;, ' *quot; * 1 %
  • 109. =: > / & (0( + quot;, ' *quot; * 8 % - & - ) &quot; )
  • 110. => = / & (0( + quot;, ' *quot; * 8 %
  • 111. == = / & (0( + quot;, ' *quot; * % % ! & ' &OLHQW Point +print() NDPoint 1DPoint 2DPoint 3DPoint + print() + print() + print() + print()
  • 112. =. = / & (0( + quot;, ' *quot; * % % ! & ' <<Interface>> &OLHQW Point +print() NDPoint 1DPoint 2DPoint 3DPoint + print() + print() + print() + print()
  • 113. / & ( 0( + quot;, ' *quot; * =5 = / & (0( + quot;, ' *quot; * 1 1 1 % 1 1 1 + 1 %
  • 114. =6 = / & (0( + quot;, ' *quot; * %
  • 115. =9 = / & (0( + quot;, ' *quot; * % )
  • 116. =? = / & (0( + quot;, ' *quot; * % ) )
  • 117. =@ = / & (0( + quot;, ' *quot; * % ) )
  • 118. =A = / & (0( + quot;, ' *quot; * % % )
  • 119. =: = / & (0( + quot;, ' *quot; * % % $ % )
  • 120. => . / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 121. / & ( 0( + quot;, ' *quot; * == . / & (0( + quot;, ' *quot; * 1 1 '# $ 1 , % , 1 , + , 4 ( ( *
  • 122. =. . / & (0( + quot;, ' *quot; * 1 3 Stat1 A B State2 State4
  • 123. / & ( 0( + quot;, ' *quot; * =5 . / & (0( + quot;, ' *quot; * 1 1 '# $ 1 , % , 1 , + , 4 ( ( *
  • 124. =6 . / & (0( + quot;, ' *quot; * +$ 3 *' A B Stat1 State2 State4
  • 125. / & ( 0( + quot;, ' *quot; * =9 . / & (0( + quot;, ' *quot; * 1 1 '# $ 1 , % , 1 , + , 4 ( ( *
  • 126. =? . / & (0( + quot;, ' *quot; * 4 $) % - 3 Task A Task B A B Stat1 State2 State4
  • 127. / & ( 0( + quot;, ' *quot; * =@ . / & (0( + quot;, ' *quot; * 1 1 '# $ 1 , % , 1 , + , 4 ( ( *
  • 128. =A . / & (0( + quot;, ' *quot; * 4 3 A B 3 Stat1 State2 State4
  • 129. / & ( 0( + quot;, ' *quot; * =: . / & (0( + quot;, ' *quot; * 1 1 '# $ 1 , % , 1 , + , 4 ( ( *
  • 130. => 5 / & (0( + quot;, ' *quot; * 4 + 3 44 A B 3 Stat1 State2 State4
  • 131. / & ( 0( + quot;, ' *quot; * == 5 / & (0( + quot;, ' *quot; * 1 1 '# $ 1 , % , 1 , + , 4 ( ( *
  • 132. =. 5 / & (0( + quot;, ' *quot; * 4 4 ) < - 3 A B 3 Stat1 State2 State4
  • 133. / & ( 0( + quot;, ' *quot; * =5 5 / & (0( + quot;, ' *quot; * 1 1 '# $ 1 , % , 1 , + , 4 ( ( *
  • 134. =6 5 / & (0( + quot;, ' *quot; * 4 % 3 3 A B Stat1 State2 State4
  • 135. / & ( 0( + quot;, ' *quot; * =9 5 / & (0( + quot;, ' *quot; * 1 1 '# $ 1 , % , 1 , + , 4 ( ( *
  • 136. =? 5 / & (0( + quot;, ' *quot; * * A B -- 5 -- ! -- -- # 5 5 3
  • 137. =@ 5 / & (0( + quot;, ' *quot; * * 5 3 5 B A 5 3 5
  • 138. =A 5 / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 139. / & ( 0( + quot;, ' *quot; * =: 5 / & (0( + quot;, ' *quot; * , $ 1 1 1 1 '+ , + 1 ,
  • 140. => 6 / & (0( + quot;, ' *quot; * 1 1 ) % B&- GoF stand for Gang of Four. It refers to the famous books of Vlisside and Co. Design Patterns: Elements of Reusable Object-Oriented Software.
  • 141. / & ( 0( + quot;, ' *quot; * == 6 / & (0( + quot;, ' *quot; * , $ 1 1 1 1 '+ , + 1 ,
  • 142. =. 6 / & (0( + quot;, ' *quot; * 1 )' + ,- ,QWHUIDFH!! & O L HQW 6 X E M HFW * &' 3 UR [ 5 HDO 6 X E M HFW * &' * &'
  • 143. =65 / & (0( + quot;, ' *quot; * ), - '+ ,QWHUIDFH!! & O L HQW 6 X E M HFW * &' 3 UR [ 5 HDO 6 X E M HFW * &' * &' # + # , %
  • 144. =66 / & (0( + quot;, ' *quot; * ), - '+ ¦ ¡ £     © © ¢ ¤ ¥ § ¨¤ ! £ ¤ ¢   £ ¤ ¨  Request()      £ ¥ ¤ § ¤ ¨   Request() Request() ! ,
  • 145. =69 / & (0( + quot;, ' *quot; * ), - '+ ¦ ¡ £     © © ¢ ¤ ¥ § ¨¤ ! £ ¤ ¢   £ ¤ ¨  Request()      £ ¥ ¤ § ¤ ¨   Request() Request() 5 5 3 ! ,
  • 146. / & ( 0( + quot;, ' *quot; * =6? / & (0( + quot;, ' *quot; * , $ 1 1 1 1 '+ , + 1 ,
  • 147. =6@ / & (0( + quot;, ' *quot; * ) - . # #
  • 148. =6A / & (0( + quot;, ' *quot; * ) - ,QWHUIDFH!! 6 HUY L FH . # & # '
  • 149. =6: / & (0( + quot;, ' *quot; * ) - , ! ! % !# -!
  • 150. =9> / & (0( + quot;, ' *quot; * ) - , ! ! % !# -!
  • 151. =9= / & (0( + quot;, ' *quot; * ) - , ! ! ! % !# -! !. !
  • 152. =9. // & & 0 ( * quot;quot; , * ' ( ( 0+ +* quot; , ' * quot;( , $ 1 1 1 1 '+ , + 1 ,
  • 153. =95 / & (0( + quot;, ' *quot; * ) % B&-
  • 154. =96 / & (0( + quot;, ' *quot; * # !
  • 155. =99 / & (0( + quot;, ' *quot; * # 5 5 3 !
  • 156. =9? / & (0( + quot;, ' *quot; * # 5 5 3 ! % %
  • 157. / & ( 0( + quot;, ' *quot; * =9@ / & (0( + quot;, ' *quot; * , $ 1 1 1 1 '+ , + 1 ,
  • 158. =9A / & (0( + quot;, ' *quot; * + 8 3 .
  • 159. =9: / & (0( + quot;, ' *quot; * * a b
  • 160. =?> / & (0( + quot;, ' *quot; * * , 3 + !
  • 161. =?= / & (0( + quot;, ' *quot; * , 1 . 3 quot;
  • 162. =?. / & (0( + quot;, ' *quot; * , 1 . . + ! 3 ( ( Server Client quot; Proxy Proxy
  • 163. =?5 / & (0( + quot;, ' *quot; * , 1 . . + ! 3 ( ( Server Client quot; Proxy Proxy
  • 164. =?6 / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 165. / & ( 0( + quot;, ' *quot; * =?9 / & (0( + quot;, ' *quot; * ++ , ,, , , 4 1 4 1 8 % 1 1 1 1 ! 11 1 $ ,, 1 ,
  • 166. =?? / & (0( + quot;, ' *quot; * 4 1 , 1 / / / / / # 0 # 0 # 0 # 0 # 0 1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 4 4 4 4 4 / # 0 1 2 3 4
  • 167. =?@ / & (0( + quot;, ' *quot; * 4 1 , 1 / / / / / # 0 # 0 # 0 # 0 # 0 1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 4 4 4 4 4 / # 0 1 2 3 4
  • 168. =?A / & (0( + quot;, ' *quot; * 4 1 , 1 / / / / / # 0 # 0 # 0 # 0 # 0 1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 4 4 4 4 4 55 6, / # 0 1 2 3 4
  • 169. =?: / & (0( + quot;, ' *quot; * 4 1 , 1 / / / / / # 0 # 0 # 0 # 0 # 0 1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 4 4 4 4 4 55 6, / / 0100110110 # 0 # 0 1100111010 1 1 7 0101011111 2 2 3 3 100111... 4 4
  • 170. / & ( 0( + quot;, ' *quot; * =@> / & (0( + quot;, ' *quot; * ++ , ,, , , 4 1 4 1 8 % 1 1 1 1 ! 11 1 $ ,, 1 ,
  • 171. =@= / & (0( + quot;, ' *quot; * 4 1 Point +print()
  • 172. =@. / & (0( + quot;, ' *quot; * , 1 % < )% 1- A B 3 Send Message ( Request ) Waiting Loop Send Message ( Reply )
  • 173. / & ( 0( + quot;, ' *quot; * =@5 / & (0( + quot;, ' *quot; * + + , ,, , , 4 1 4 1 8 % 1 1 1 1 ! 11 1 $ ,, 1 ,
  • 174. =@6 / & (0( + quot;, ' *quot; * % 1 5 quot; +#
  • 175. =@9 / & (0( + quot;, ' *quot; * % 1 quot; 5 +#
  • 176. =@? / & (0( + quot;, ' *quot; * % 1 quot; 5 +#
  • 177. =@@ / & (0( + quot;, ' *quot; * % 1 quot; 5 +#
  • 178. / & ( 0( + quot;, ' *quot; * =@A / & (0( + quot;, ' *quot; * ++ , ,, , , 4 1 4 1 8 % 1 1 1 1 ! 11 1 $ ,, 1 ,
  • 179. =@: / & (0( + quot;, ' *quot; * 1 3 .
  • 180. =A> / & (0( + quot;, ' *quot; * H 3 Client : O1 Server : 02 Request Client request server services . . .& ) 6# 6# ! - .
  • 181. / & ( 0( + quot;, ' *quot; * =A= / & (0( + quot;, ' *quot; * + + , ,, , , 4 1 4 1 8 % 1 1 1 1 ! 11 1 $ ,, 1 ,
  • 182. =A. / & (0( + quot;, ' *quot; * 1 43 . 8 #&%3) + + quot; %4 3% # # # &(% ) # &(% ) # 3 + 7 ' # . 7 8 I )I -
  • 183. =A5 / & (0( + quot;, ' *quot; * Servers 1 Unix Process + + Operations DATA and Operations Implementatio n Operations Operations DATA DATA and and Operations Operations Implementatio Implementation n quot; quot; Operations Operations Operations DATA DATA DATA and and and Operations Operations Operations Implementatio Implementatio Implementation n n Operations Operations DATA DATA and and Operations Operations Implementatio Implementation n Operations DATA Operations and Operations Operations DATA Implementatio and n Operations DATA Implementatio and n Operations Implementation Operations DATA and Operations Implementatio n .
  • 184. / & ( 0( + quot;, ' *quot; * =A6 / & (0( + quot;, ' *quot; * ++ , ,, , , 4 1 4 1 8 % 1 1 1 1 ! 11 1 $ ,, 1 ,
  • 185. =A9 / & (0( + quot;, ' *quot; * 1 . Operation 1 Operation 2 Operation 3 Operation 4 . #quot; #quot;
  • 186. =A? / & (0( + quot;, ' *quot; * 1 & $ $ Operation 1 Operation 2 Operation 3 Operation 4
  • 187. / & ( 0( + quot;, ' *quot; * =A@ / & (0( + quot;, ' *quot; * + + , ,, , , 4 1 4 1 8 % 1 1 1 1 ! 11 1 $ ,, 1 ,
  • 188. =AA / & (0( + quot;, ' *quot; * 1 $ 4 4 % 74 % 1J )7-7 quot;! )7- quot;! J K HE Kquot; LLM ) -
  • 189. =A: / & (0( + quot;, ' *quot; * !quot; ! 1 1K !quot; quot; % % quot;) ,quot; % , - *
  • 190. =:> / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 191. / & ( 0( + quot;, ' *quot; * =:= / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 192. =:. / & (0( + quot;, ' *quot; * , ) A- B =: : = =: = : )- . =: 6 : ) H - ' =0 =: @ > : 5 =: : : ) - .=N % 7 .> 0 1
  • 193. / & ( 0( + quot;, ' *quot; * =:5 / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 194. =:6 / & (0( + quot;, ' *quot; * ! quot;, - quot;, 3#
  • 195. / & ( 0( + quot;, ' *quot; * =:9 / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 196. =:? / & (0( + quot;, ' *quot; * + 3 A B 3
  • 197. / & ( 0( + quot;, ' *quot; * =:@ / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 198. =:A / & (0( + quot;, ' *quot; * 1 ), - '+ ,QWHUIDFH!! & O L HQW 6 X E M HFW * &' 3 UR [ 5 HDO 6 X E M HFW * &' * &'
  • 199. =:: / & (0( + quot;, ' *quot; * ), - '+ ,QWHUIDFH!! & O L HQW $ & O DV V % * &' & O DV V % & O DV V % * &' * &' * &' , %
  • 200. / & ( 0( + quot;, ' *quot; * .> > / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 201. .= > / & (0( + quot;, ' *quot; * !quot; InterfaceName Attribut 1 Attribut 2 Operation 1() Operation 2() Operation 3() quot;, -
  • 202. .. > / & (0( + quot;, ' *quot; * '+ , , '+ , !quot; ,quot;, quot;% ' +1 , !quot; InterfaceName Attribut 1 Attribut 2 Operation 1() Operation 2() 7+ . Operation 3() . ,
  • 203. .5 > / & (0( + quot;, ' *quot; * + . 1 quot;# - 1 & %% %) & %% %) 2 2 &)
  • 204. / & ( 0( + quot;, ' *quot; * .6 > / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 205. .9 > / & (0( + quot;, ' *quot; * ,L B + 9# : (: : 6# ;# # ' quot;, : 3 : 3 : 3 : 3 : Char Char Boolean Wchar Wchar String String Octet WString WString Char Wchar String WString Short Long Long Long Float Char String Boolean UShort Ulong Ulong Long Double Wchar WString Octet LongDouble
  • 206. .? > / & (0( + quot;, ' *quot; * 'L ! ! ! quot; quot; ! ! quot; # $ %&'( # ) %&'(%*'( # + , - # + , &''- .
  • 207. .>@ / & (0( + quot;, ' *quot; * + / # 0 # . 1 $ !$ . 1 # 2 # !$ quot; 3 # $ quot; $
  • 208. / & ( 0( + quot;, ' *quot; * .>A / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 209. .>: / & (0( + quot;, ' *quot; * ! % - . quot;, 3 3 * #quot; - - . 3 3 < =
  • 210. / & ( 0( + quot;, ' *quot; * .=> / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 211. .== / & (0( + quot;, ' *quot; * , B # !$ quot;% . - quot; # ! !* # # quot; quot; # quot; #$ %quot; # $ ! &# # # ' () (
  • 212. .=. / & (0( + quot;, ' *quot; * ,B # !$ quot;% . - #+ quot; quot; # quot; # # ! !* # # quot; quot; # quot; #$ %quot; # $ ! &# # # ' () (
  • 213. / & ( 0( + quot;, ' *quot; * .=5 / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 214. .=6 / & (0( + quot;, ' *quot; * K K . . # . 0 #quot; 0 . 0 * 0 0 0 . . ;( # quot; ;( #quot; 44 3 # >: quot;
  • 215. / & ( 0( + quot;, ' *quot; * .=9 / & (0( + quot;, ' *quot; * !quot; # !$ , B ), - B ! + )+ - 1 1 +4 # ! $ ) !quot; % - !+ KK KH K
  • 216. .=? / & (0( + quot;, ' *quot; * E KK . 3 33 # > > 44 . > >? . . . 0. , #quot; 0 . , 0 #quot; 0 . 0 * 0 0 ?. 3 44 3 . # >: # >: ;( # quot; ;( #quot; quot; quot;
  • 217. .=@ / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 218. / & ( 0( + quot;, ' *quot; * .=A / & (0( + quot;, ' *quot; * !4 quot;
  • 219. .=: / & (0( + quot;, ' *quot; * !quot; 3 Client : O1 Server : 02 Object Request (IOR) @ quot; quot;, -
  • 220. / & ( 0( + quot;, ' *quot; * ..> / & (0( + quot;, ' *quot; * !4 quot;
  • 221. ..= / & (0( + quot;, ' *quot; * !4 quot; - 3 A $ 6##( #quot; B &A ) #quot; quot; &A ) 5 . $ . 6# &A )
  • 222. ... / & (0( + quot;, ' *quot; * 4 Client Naming Server Service Client lookup Server export for Interface IOR IOR Client submit request to server
  • 223. ..5 / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 224. / & ( 0( + quot;, ' *quot; * ..6 / & (0( + quot;, ' *quot; * !1 quot; % 1 ' '+ , 1 ! $quot; 2% 1 & 1 4 1 ! $quot; 2% 1 & 1
  • 225. ..9 / & (0( + quot;, ' *quot; * '+ , Print Strip Printer 1 Strip : string Print() Print() ColorPrinter Setcolor() From Advanced CORBA Programming with C++ Michi Henning Steve Vinoski
  • 226. / & ( 0( + quot;, ' *quot; * ..? / & (0( + quot;, ' *quot; * !1 quot; % 1 ' '+ , 1 ! $quot; 2% 1 & 1 4 1 ! $quot; 2% 1 & 1
  • 227. ..@ / & (0( + quot;, ' *quot; * % Printer 4 $ #
  • 228. / & ( 0( + quot;, ' *quot; * ..A / & (0( + quot;, ' *quot; * !1 quot; % 1 ' '+ , 1 ! $quot; 2% 1 & 1 4 1 ! $quot; 2% 1 & 1
  • 229. ..: / & (0( + quot;, ' *quot; * % Printer 4 $ # ColorPrinter 4 !4 / 5 26 7 $ quot; /
  • 230. / & ( 0( + quot;, ' *quot; * .5> / & (0( + quot;, ' *quot; * !1 quot; % 1 ' '+ , 1 ! $quot; 2% 1 & 1 4 1 ! $quot; 2% 1 & 1
  • 231. .5= / & (0( + quot;, ' *quot; * 1 % Printer Client 5 . - 3 A $ 6##( 0
  • 232. / & ( 0( + quot;, ' *quot; * .5. / & (0( + quot;, ' *quot; * !1 quot; % 1 ' '+ , 1 ! $quot; 2% 1 & 1 4 1 ! $quot; 2% 1 & 1
  • 233. .55 / & (0( + quot;, ' *quot; * 1 % Printer Client 5 . ColorPrinter - 3 A $ 6##( 0
  • 234. / & ( 0( + quot;, ' *quot; * .56 / & (0( + quot;, ' *quot; * !1 quot; % 1 ' '+ , 1 ! $quot; 2% 1 & 1 4 1 ! $quot; 2% 1 & 1
  • 235. .59 / & (0( + quot;, ' *quot; * 1 % Client Printer # ! 5 . ColorPrinter - 3 A $ 6##( 0
  • 236. .5? / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 237. .5@ / & (0( + quot;, ' *quot; * % , , E8quot;quot; ,H ,, quot;1 ) - 0 , ! quot; EE ! , H,
  • 238. .5A / & (0( + quot;, ' *quot; * & , quot;% 71 7, 1 , * 1 , ), 1- 1 , ), 1- 4
  • 239. .5: / & (0( + quot;, ' *quot; * 1 + 2% , 2% , 3 2% 3 2% 1 3 ( , 2 $3 2% quot; %+ , 3 2% !3 quot; ) - 4 ) - 1 %
  • 240. .6> / & (0( + quot;, ' *quot; * * $C & C % quot; 0 %O % 0 C %4