Why the JVM?
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Why the JVM?

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Why the JVM is a better choice than the CLR these days

Why the JVM is a better choice than the CLR these days

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  • Coming from .NET background .NET in Rafael Worked in MSSee/made mistakes in choosing .NET in past few projects (xsights, IAF, CodeValue)
  • anything from fast and efficient serialization to tooling for map/reduce to memory data grids to application servers and communications A lot of them are open sourced an free with permissive licenses
  • The Java platform is much more rich than the .NET one No need to reinvent the wheel – more time to focus on building business advantage E.g. ESBAuthenticationAuthorizationMediationService RegistryAudit TrailLoggingTracing.Net / Java interoperability Rule engines NoSQL databases (Cassandra, Hbase, MongoDb, Redis…)
  • Windows and Linux Reuse code between engines and servicesIncreased flexibility (l
  • No vendor lock-inE.g. Hadoop ClouderaIBMMaprEMCNetappMellanoxHortonworksEven Microsoft is working on one
  • Even Azure supports Javahttp://www.microsoft.com/windowsazure/interop/
  • Microsoft itself never fully adopted .NETOffice, Windows, SQL all have .NET interoperability written in C++Windows 8 has WinDiv winning over DevDivWinRT (COM is back) C++11 (C++0x ) has a lot of power (lamdas, closures, type infernece etc.DevDiv “lost” a lot of leaders to other groups e.g. Scott GuthrieAzure is taking a lot of resources

Why the JVM? Why the JVM? Presentation Transcript

  • Why Java?Why Java? – Arnon Rotem-Gal-Oz
  • The JVM offers enormous ecosystem of products, libraries and toolsKalense Kid http://www.flickr.com/photos/sharman/4935276033/sizes/z/in/photostream/
  • http://www.flickr.com/photos/mchristianphotos/5493040642/sizes/z/in/phThe JVM makes it possible to opt for Buy vs. Build
  • The JVM is truly cross platform
  • Open platform
  • More cloud ready than .NET
  • .NET’s positionwithin Microsoft is weakening