ﺭﺍﺰﻓﺍ ﻡﺮﻧ ﯽﺳﺪﻨﻬ
ﺩﺍﺩﺮﺧ ۱۳۹۰
)۲۵ ﻩﺮﻤﻧ(
)۴۰ ﻩﺮﻤﻧ(
ﻮﺗ ؟ﺩﻮﺑ ﺪﻫﺍﻮﺧ ﺪﻴﻔﻣ
ﺪﻴﻫﺩ ﺢﻴﺿ. ﺪﻴﻫﺩ ﺢﻴﺿﻮﺗ ًﺎﻨﻤﺿ
ﺖﺳﺍ ﺮﻇﺎﻨﺘﻣ
. )۴۵ ﻩﺮﻤﻧ(
ﻔﻠﺘﺨﻣ ﯼﺎﻫﺪﻳﺩ
ﯽ ﺯﺍﺩ ﻦﻳﺍﻩﺩﺍ ﺎﻫ ﻪﺑ ﻥﺎﻣﺰﻤﻫ ﺕﺭﻮﺻ
ﻊﻳﺯﻮﺗ ﺕﺭﻮﺻ ﻪﺑ
ﻩﺪﺷﺲﻳﻭﺮﺳ ﯼﻭﺭ ﺮﺑ ﻩﺪﻨﻫﺩ ﯼﺎﻫ
ﯽﺳﺮﺘﺳﺩ
ﻩﺩﺍﺩ ﻪﺑ ﯽﻣ ﺎﻫ ﺎﻳﻮﭘ ﺕﺭﻮﺻ ﻪﺑ ﺪﻧﺍﻮﺗ
ﻩﺩﺍﺩ ﻥﺁ ﻪﺑ ﻁﻮﺑﺮﻣ
ﺱﺎﮑﻌﻧﺍ ﺎﻫ ﺪﺑﺎﻳ ؛ ﺕﺍﺮﻴﻴﻐﺗ ﻦﻳﺍ
ﻃ ﻢﺘﺴﻴﺳ ﻢﻴﻫﺍﻮﺧ
ﻪﮐ ﺩﻮﺷ ﯽﺣﺍﺮﻃ ﯼﺭﻮ ﻦﻴﻣﺄﺗ ﻦﻤﺿ
ﻭ ﻢﺘﺴﻴﺳ
ﺲﻳﻭﺮﺳ ﯼﺎﻫﺮﭘﯽﺷﺯﺍﺩ-ِﯽﺸﻳﺎﻤﻧ ﺍﺭ ﻥﺁ
ﻢﺘﺴﻴﺳﺮﻳﺯ ﻭ ﻢﺘﺴﻴ
ﺎﻫ ﺖﻴﻤﻫﺍﻭ ،ﺩﺭﺍﺩ ﯼﺩﺎﻳﺯ ﯼﺍﺮﺑ
ﺪ
.ًﺎﻨﻤﺿ ﺍ ﯼﺭﻭﺮﺿ ﻪﮐ ﺖﺳ ﺮﺑﻼﻣﺎﻌﺗﻦﻴﺑ ﺕ
ﻥﺎﺴﮑﻳ ﺕﺭﻮﺻ ﻪﺑ ﻪﺸﻴﻤﻫ ،ﻢﺘﺴﻴﺳ ﻥﺩﺮﮐ ﺪﻨﮐ
ﻢﺘﺴﻴﺳﺮﻳﺯ
،ﺎﻫ ﻭﻢﺘﺴﻴﺳﺮﻳﺯ ﻦﻴﺑ ﻞﻣﺎﻌﺗ ﺭﺩ ﺎﻫ (ﻪﺑ ﺢﻄﺳ
ﻪﮐ ﺩﻮﺷ ﯽﺣﺍﺮﻃ ﯼﺭﻮﻃ ﻢﺘﺴﻴﺳ ﻢﻴﻫﺍﻮﺧ
ﺭﺩ ﯽﻳﻮﺟ ﻪﻓﺮﺻ ﺖﻳﺎﻋﺭ ﻦﻤﺿ
ﺪﻴﺷﺎﺑ ﻖﻓﻮﻣ
ﻥﺎﺤﺘﻣﺍﻥﺎﻴﻣ ﻡﺮﺗ ﺱﺭﺩ ﺭﺩ ﺎﻫﻮﮕﻟﺍﻣ
ﺭﺍﺰﻓﺍ ﻡﺮﻧ ﯽﺳﺪﻨﻬ
ﺎﻔﻣ ﻭ ﺕﺎﺣﻼﻄﺻﺍ ﺩﺭﻮﻣ ﺭﺩ
ﺪﻴﻫﺩ ﻪﺋﺍﺭﺍ ﯽﻓﺎﮐ ﺕﺎﺤﻴﺿﻮﺗ ﺮﻳﺯ ﻢﻴﻫ :
Event Logging
Protected Variations
Law of Demeter
“Descendants
should not expect more or provide less”
From Mud to Structure
ﺒ
ﺎﺖﻫ ﻭﺎﻔﺗ ﻭ ﺎﻫﺕ ؟ﺪﻧﺭﺍﺩ ﺮﮕﻳﺪﮑﻳ ﺎﺑ ﯽﻳﺎﻫ
State
Mediator
Broker
ﻭ Command Processor
ﯽﻳﺎﻫﻮﮕﻟﺍ ﺎﻳ ﻮﮕﻟﺍ ﻪﭼ ﺯﺍ ﻩﺩﺎﻔﺘﺳﺍ ،ﺮﻳﺯ ﯼﺎﻬﺘﻴﻌﻗﻮﻣ ﺯﺍ ﮏﻳﺮﻫ
)ﯼﺭﺎﻤﻌﻣ ﺎﻳ ﯽﺣﺍﺮﻃ (
ﻮﺗ ؟ﺩﻮﺑ ﺪﻫﺍﻮﺧ ﺪﻴﻔﻣ
ﯼﺎﻫﻮﮕﻟﺍ ﺎﺑ ﻪﻧﻮﮕﭼ ﻭ ﯼﺩﺭﺍﻮﻣ ﻪﭼ ﺭﺩ ﯼﺩﺎﻬﻨﺸﻴﭘ ﻞﺣ ﻩﺍﺭ ،ﺖﻴﻌﻗﻮﻣ ﺮﻫ ﺭﺩ ﻪﮐ
GRASP
ﺖﺳﺍ ﺮﻇﺎﻨﺘﻣ
ﻊﻳﺯﻮﺗ ﯽﻠﻣﺎﻌﺗ
ﻩﺪﺷ ،ﻩﺩﺍﺩ ﻫﻭ ﺪﻧﺭﺍﺩ ﺭﺍﺮﻗ ﯼﺰﮐﺮﻣ ﻩﺭﺎﺒﻧﺍ ﮏﻳ ﺭﺩ ﺎ
ﻔﻠﺘﺨﻣ ﯼﺎﻫﺪﻳﺩ
ﻒﻠﺘﺨﻣ
ﯽﻣ ﻪﺋﺍﺭﺍ ﺩﻮﺷ .ﺲﻳﻭﺮﺳ ﯼﺎﻫ ﻩﺪﻴﭽﻴﭘﺵﺯﺍﺩﺮﭘ ﺶﻳﺎﻤﻧ ﻭﻩﺩﺍﺩ ﺎﻫ
ﻊﻳﺯﻮﺗ ﺕﺭﻮﺻ ﻪﺑ
ﺑ ﻭ ﻪﺘﻓﺮﮔ ﺭﺍﺮﻗ ﺩﺪﻌﺘﻣ
ﯽﻧﺎﮑﻣ ﺖﻴﻓﺎﻔﺷ ﻦﻴﻣﺄﺗ ﺎﯽﻣ ﺭﺍﺮﻗ ﻥﺍﺮﺑﺭﺎﮐ ﺭﺎﻴﺘﺧﺍ ﺭﺩ ﺪﻧﺮﻴﮔ .
ﯽﺳﺮﺘﺳﺩ
ﻢﺘﺴﻴﺳ ﻥﺍﺮﻳﺪﻣ ﻂﺳﻮﺗ
ﻭﺪﺤﻣ ﺖﻳﺩﻭﺪﺤﻣ ﻦﻳﺍ ﻭ ،ﺩﻮﺷ ﺩ ﺪﻳﺎﺑﺻﺎﻓﻼﺑ ﻪﻠﺩ ﺭ ﯼﺎﻫﺪﻳﺩ
ﻩﺩﺍﺩ ﻥﺁ ﻪﺑ ﻁﻮﺑﺮﻣ
ﮏﻳ ﻥﺪﺷ ﻪﺘﺴﺑ ﻪﺑ ﺮﺠﻨﻣ ﯽﺘﺣ ﺪﻧﺍﻮﺗ
ﺪﻳﺩ)ﺶﻳﺎﻤﻧ ﻩﺮﺠﻨﭘ( ﺩﺩﺮﮔ .ﯽﻣ
ﻃ ﻢﺘﺴﻴﺳ ﻢﻴﻫﺍﻮﺧ
ﯽﮕﺘﺴﺑﺍﻭ
ﻦﻴﺑﺀﺍﺰﺟﺍ ﻮﺷ ﻢﮐﻪﮐ ﯼﺭﻮﻃ ﻪﺑ ﺩ ﻥﺍﻮﺘﺑ ﯽﺘﺣﺍﺭ ﻪﺑ
ﻭ ﻢﺘﺴﻴﺳ
،ﯽﻧﺍﺮﺤﺑ ﻢﺘﺴﻴﺳ ﮏﻳ ﺭﺩ
ﯼﺩﺍﺪﻌﺗﻢﺘﺴﻴﺳﺮﻳﺯ ﺎﺑﺪﻨﺘﺴﻫ ﻞﻣﺎﻌﺗ ﺭﺩ ﻢﻫ .ﺍ ﺖﻴﻨﻣﺳ
ﻢﺘﺴﻴﺳﺮﻳﺯ ﻭ ﻢﺘﺴﻴ
ﺮﻳﺯ ﺯﺍ ﮏﻳﺮﻫ ﻭ ﻢﺘﺴﻴﺳ ﻞﮐ
ﻢﺘﺴﻴﺳ ﺎﻫﺪﻳﺎﺑ ﺩﺭﻮﻣ ﺖﻇﺎﻔﺣﺮﻴﮔ ﺭﺍﺮﻗﻧ
ﺪ
ﺕﺭﺎﻈﻧﺩﻮﺷ . ﺖﻴﻨﻣﺍ ﻦﻴﻣﺄﺗ ﯼﺎﻬﺷﻭﺭ ﻞﻴﻟﺩ ﻪﺑ ﻭ ﻊﺑﺎﻨﻣ ﻑﺮﺻ
ﻥﺎﺴﮑﻳ ﺕﺭﻮﺻ ﻪﺑ ﻪﺸﻴﻤﻫ ،ﻢﺘﺴﻴﺳ ﻥﺩﺮﮐ ﺪﻨﮐ
ﻝﺎﻤﻋِﺍ
ﺎﻬﺷﻭﺭ ﻦﻳﺍ ) ﺭﺩﺢﻄﺳ ﻞﮐﺘﺴﻴﺳﻢ ، ﺭﺩ ﺮﻫ ﮏﻳ ﺯﺍ
ﻢﺘﺴﻴﺳﺮﻳﺯ
ﺖﻴﻌﺿﻭ
ﻩﺮﻃﺎﺨﻣ ﯽﻠﻌﻓ ﺩﺭﺍﺩ ﯽﮕﺘﺴﺑ .ﯽﻣ
ﻪﮐ ﺩﻮﺷ ﯽﺣﺍﺮﻃ ﯼﺭﻮﻃ ﻢﺘﺴﻴﺳ ﻢﻴﻫﺍﻮﺧ
ﺖﻴﻨﻣﺍ
ﺮﻈﻧ ﺩﺭﻮﻣ ﻦﻴﻣﺄﺗﺩﺩﺮﮔ.
ﻝﺎﺴﻤﻴﻧﻡﻭﺩ ۹۰-۸۹
۱ -
ﺎﻔﻣ ﻭ ﺕﺎﺣﻼﻄﺻﺍ ﺩﺭﻮﻣ ﺭﺩ
a.
Event Logging
b.
Protected Variations
c.
Law of Demeter
d.
should not expect more or provide less”
e.
From Mud to Structure
۲- ﺝﻭﺯﺮﻳﺯ ﯼﺎﻫﻮﮕﻟﺍ ﻪﭼﺷ
ﺒ
a. Bridge ﻭ
State
b. PAC ﻭ
Mediator
c. Layers ﻭ
Broker
d. Master-Slave
۳- ﺭﺩ
ﯽﻳﺎﻫﻮﮕﻟﺍ ﺎﻳ ﻮﮕﻟﺍ ﻪﭼ ﺯﺍ ﻩﺩﺎﻔﺘﺳﺍ ،ﺮﻳﺯ ﯼﺎﻬﺘﻴﻌﻗﻮﻣ ﺯﺍ ﮏﻳﺮﻫ
ﯼﺎﻫﻮﮕﻟﺍ ﺎﺑ ﻪﻧﻮﮕﭼ ﻭ ﯼﺩﺭﺍﻮﻣ ﻪﭼ ﺭﺩ ﯼﺩﺎﻬﻨﺸﻴﭘ ﻞﺣ ﻩﺍﺭ ،ﺖﻴﻌﻗﻮﻣ ﺮﻫ ﺭﺩ ﻪﮐ
a. ﺭﺩﻳ ﻢﺘﺴﻴﺳ ﮏ
ﻊﻳﺯﻮﺗ ﯽﻠﻣﺎﻌﺗ
ﻪﺑ ﻥﺍﺮﺑﺭﺎﮐ
ﻒﻠﺘﺨﻣ
ﺑ ﻭ ﻪﺘﻓﺮﮔ ﺭﺍﺮﻗ ﺩﺪﻌﺘﻣ
ﻢﺘﺴﻴﺳ ﻥﺍﺮﻳﺪﻣ ﻂﺳﻮﺗ
ﯽﻣ
ﮏﻳ ﻥﺪﺷ ﻪﺘﺴﺑ ﻪﺑ ﺮﺠﻨﻣ ﯽﺘﺣ ﺪﻧﺍﻮﺗ
،ﻕﻮﻓ ﯼﺎﻫﺯﺎﻴﻧ
ﯽﮕﺘﺴﺑﺍﻭ
ﮔﺩﺍﺩ ﺵﺮﺘﺴ.
b.
،ﯽﻧﺍﺮﺤﺑ ﻢﺘﺴﻴﺳ ﮏﻳ ﺭﺩ
ﻥﺁ ﻦﻴﻣﺄﺗ،
ﺮﻳﺯ ﺯﺍ ﮏﻳﺮﻫ ﻭ ﻢﺘﺴﻴﺳ ﻞﮐ
ﻢﺘﺴﻴﺳﺮﻳﺯ ﺰﻴﻧ ﺎﻫ
ﯽﻤﻧ ﻝﺎﻤﻋِﺍ ﺪﻧﻮﺷ:
ﻝﺎﻤﻋِﺍ
ﻣ ﯽﺘﻴﻨﻣﺍﺏﻮﻠﻄ ﻭ
ﺖﻴﻌﺿﻭ
،ﻢﺘﺴﻴﺳ ﻊﺑﺎﻨﻣ
ﺖﻴﻨﻣﺍ