I got the impression that the aim was to integrate with Maven central, rather than compete with it. Other repos could be plugged in, I think.
Moandji -- www.moandjiezana.com Sent from my Android On 17 Nov 2010 12:19, "Neil Bartlett" <[email protected]> wrote: > Thanks for the notes Reinier. > > So Jigsaw wants to take on Maven as well as OSGi. In that case I > suppose that the enemy of my enemy is my friend ;-) > > On Nov 17, 9:57 am, Reinier Zwitserloot <[email protected]> wrote: >> Mark *just* finished talking, so, hot off the presses, my notes from >> his keynote presentation at Devoxx 2010: >> >> # Mark Reinhold at Devoxx '10. >> >> Start off with a review of java versions, apologies and introspective >> on the clusterfail that was the java 7 schedule - you've heard this >> before: The setting of Sun broke all planning, and the conclusion is >> for 7 to be a less ambitious release without closures, and then work >> on getting Java8 out the door as fast as possible after that (the Plan >> B stuff we've read about before). >> >> ## Productivity: >> >> ### Java7: Diamond Operator: Map<String, String> map = new >> HashMap<String, String>(); can now become: >> Map<String, String> map = new HashMap<>(); >> >> [Editor's note: Lombok will one-up this feature on Friday!] >> >> ### Java7: Automatic Resource Management blocks. You can write: >> try (InputStream in = new FileInputStream(src)) { >> // read from in >> } >> >> [Editor's note: Lombok has let you do this for over a year now via >> @Cleanup]. >> >> ### Java7: Mention of Project Coin and its features. >> >> ## Performance: >> >> Clock rates have topped out, instead CPU speed now comes in the form >> of more cores. >> >> sequential iterator (for loops) on big lists aren't compatible with >> massively multicore CPUs. >> Functional style iteration (map / filter / zip / etc) are. Review of >> what these do. >> Lambdas are showcased as a solution, then Defender methods to add map, >> filter, etc to the collections APIs:http://twitpic.com/37kxub >> >> ### long-term plans for java: >> >> Now Mark talks about Reification. Explains what it is and why it would >> be nice. >> >> Mark then talks about primitives in generics:http://twitpic.com/37ky8w >> >> And somebody's been learning from Project Lombok: Simple POJOs in >> Java:http://twitpic.com/37kyk9 >> >> ### Talking about DaVinci (Jython on the JVM is often faster than C- >> Python, but we can do better with features like InvokeDynamic). No >> news I haven't heard before. >> >> ### Talking about what Project Jigsaw is about. No changes to what >> module-info.java looks like:http://twitpic.com/37kz6a. Main goal of >> Project Jigsaw is to get rid of '-classpath'. >> >> Also a mention of how the jar file format is hampering modularization >> efforts, so it'll be replaced with jmod, which is a custom format >> specifically designed for java modules. Can be converted to rpms/debs, >> jars to work with older java versions, etc. >> >> [Editor's note: This is the first time I remember jigsaw vs. Maven >> talk, usually it's jigsaw v. OSGi]. Mark talks about unifying compile- >> time module systems like Maven and runtime module systems like OSGi; >> they're going to look into making jigsaw do both of those things. >> >> Showcasing the jmod tool which lets you create, edit, and work with >> jmod modules. >> >> Promises looking into a CPAN-like 'remote repository' feature for >> jmod, which would look something like this:http://twitpic.com/37l0pg >> >> ## JVM Convergence >> >> Not particularly specific talk about 'HotRocket' - the idea of >> integrating JRockit VM and the Hotspot VM. >> >> Showcasing Mission Control and Flight Recorder, the VM introspection >> tools of JRockit. No mention of the 'premium VM' news that was in the >> news a week or two ago. Mark never specifically said Mission Control >> or Flight Recorder are going to be in OpenJDK or the free Oracle JVM. >> >> ## Java Plan B: >> >> Java 7 released Mid2011, then the features planned for Java 7 that >> aren't close to done yet, moved out to Java 8, to be released Late >> 2012. Mark says he's "pretty confident" about these dates: http://twitpic.com/37l22c >> >> Mark shows the Umbrella JSRs for Java7 and Java8 having been submitted >> to the JCP earlier today. >> >> OpenJDK will remain GPL+Classpath Exception. IBM and Apple are going >> to contribute to OpenJDK. The OpenJDK governance structure will be >> rebooted. Mark expects a MacOS implementation of Java7 available >> within a few months of general availability of the Linux and Windows >> implementations. >> >> Release schedule of Java7. Mark again states he's "pretty confident": http://twitpic.com/37l3fe >> >> NB: I'll clean this up and post it to my blog later. > > -- > You received this message because you are subscribed to the Google Groups "The Java Posse" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to [email protected]<javaposse%[email protected]> . > For more options, visit this group at http://groups.google.com/group/javaposse?hl=en. > -- You received this message because you are subscribed to the Google Groups "The Java Posse" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/javaposse?hl=en.
