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Convert Java file to
Kotlin file ⌥⇧⌘K
Kotlin愛好会 #1
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About Me
● Matthew Vern / Panini
● Twitter: @callipan Github: panpanini
● Android Engineer
● Kotlin可愛い
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About Me
● Matthew Vern / Panini
● Twitter: @callipan Github: panpanini
● Android Engineer
● Kotlin可愛い
● [email protected]
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How I started Kotlin
● Android Java & iOS Objective-C
● Swift announced
● Android Swift
● First Kotlin: M13? (~09/2015)
● Clone sample project
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How I started Kotlin
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How I started Kotlin
Problems:
● I don’t understand the language
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How I started Kotlin
Problems:
● I don’t understand the language
● I don’t understand the intention of the code
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Convert Java file to Kotlin file
● Automatic conversion
● About 90% effective
● Easier than writing by hand
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Demo
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Summary
● Data classes are nice
● Lateinit is useful
● Lazy is useful
Kotlin-like writing style:
● Pass functions instead of Single Abstract Method Interfaces
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Summary
● MokuMokuNotes_Android →
● Quest based learning tool for writing
a basic Android app in Kotlin