Java Binding Tips and Tricks 2017

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Transcript

1. Java Binding Tips and Tricks 2017
2. Agenda ▪ ▪ ▪
3. Java Bindings Libraries in Xamarin.Android Ecosystem Xamarin.Android (Mono.Android.dll) other Java Libs Framework Libraries (System*) OpenTK other .NET Libs (PCL, netstandard, XA libs) Android Framework & Java Framework Subset
4. What are Java Bindings? ▪ ▪ ▪
5. Why use Java Bindings? ▪ ▫ ▪ ▫ ▫
6. Which are Java Bindings, for example? ▪ ▪ ▪ ▪ github:xamarin/XamarinComponents
7. Discover Java Android Experience ▪ github:wasabeef/awesome-android-ui ▪ ▪
8. How Java Bindings work ▪ ▪ JNI ▪ ▪
9. How Java Bindings work ▪ ▪ ▫ ▫ ▪ ▫ ▪ new
10. Project Structure Tips and Tricks
11. Java Binding Project: general steps
12. How Java Bindings are Built .jar api.xml *.cs *.dll *.cs *.cs GenerateBindings CSCompile Metadata.xml additional *.cs reference *.dll reference *.dll ExportJarToXml javadoc .jar
13. Migrate to new Class parser (if old) ▪ ▪ ▪ ▫ ▪ ▫ ▫ new
14. Jar/Aar and Build Actions ▪ ▫ ▫
15. Xamarin.Build.Download package ▪ ▫ ▫ ▪ ▪ ▫ new
16. ▪ Library Dependency Tips b.jar class C2 extends a.C1 { ... } ABinding.dll public class C1 { ... } a.jar api.xml BBinding.dll public class C2 : A.C1 { ...} a.jar class C1 { ... } b.jar
17. Library Dependency Tips ▪ ▫ ▫ ▪ ▫ ▫
18. Give meaningful Parameter Names ▪ ▫ ▫ ▪ ▫ new
19. Importing API Documentation ▪ ▫
20. Metadata Fixup Tips and Tricks
21. ▪ ▪ ▪ ▪ Build Bindings without Metadata fixup
22. Metadata fixup: why is it required? ▪ ▫ ▫ ▪ ▫ ▫
23. ▪ ▪ ▫ ▫ ▫ ▪ ▪ [Java Bindings Metadata] Metadata.xml
24. Find the causes of unexpected results ▪ ▪ ▫
25. Easiest build fix ▪ ▫ ▪
26. Individual Metadata fixup Tips ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ Troubleshooting Bindings
27. Namespace / Type Name conflicts
28. Fix Inconsistent Member Access Java C#
29. Dealing with Variants and Generics Java C#
30. Dealing with Variants and Generics Java C#
31. Dealing with Variants and Generics
32. Name Collision on EventArgs Java C#
33. Name Collision on EventArgs
34. Beautifying Managed API ▪ ▫ ▫ ▫ ▪ ▫ → ▪ ▫ →
35. Knowing Limitations...
36. Future Topics
37. Java8 Default Interface Methods ▪ ▫ ▪ ▫ ▫ ▪ ▫
38. Java8 Default Interface Methods ▪ ▪ ▪
39. Android Architecture Components ▪ ▫ ▪ ▫ ▫
40. Android Architecture Components ▪ ▫ ▫ ▪ ▫ ▫
41. Thanks ▪ ▫ ▫ ▫ ▫ ▫