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GPars in Saga Groovy Study
- 1. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Groovy Map/Reduce Fork/Join with Agent DataflowVariable Dataflows DataflowQueue @Naoki Rin
- 2. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Twitter @Naoki Rin Map/Reduce Fork/Join Hatena id:naokirin Groovy 1 Java Agent Groovy Groovy DataflowVariable Dataflows DataflowQueue
- 3. Groovy with GPars @Naoki Rin GPars GPars GPars 6 . .1 GPars 2 Map/Reduce Fork/Join . .3 4 Agent . .5 DataflowVariable Dataflows 6 DataflowQueue ..
- 4. GPars Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 5. GPars Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Groovy DSL Groovy1.8 Agent DataflowVariable Dataflows DataflowQueue
- 6. GPars Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Groovy DSL Groovy1.8 Agent Groovy DataflowVariable Dataflows DataflowQueue
- 7. GPars Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Groovy DSL Groovy1.8 Agent Groovy DataflowVariable Dataflows DataflowQueue
- 8. GPars Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Groovy DSL Groovy1.8 Agent Groovy DataflowVariable Dataflows DataflowQueue
- 9. GPars Groovy with GPars @Naoki Rin GPars Groovy 1.8 GPars 0.11 GPars GPars 6 Groovy Map/Reduce Fork/Join Groovy 1.8.2 GPars 0.12 GPars 0.12 Groovy gpars-0.11.jar Agent gpars-0.12.jar OK Groovy 1.8 @Grab OK DataflowVariable Dataflows DataflowQueue GPars 0.12
- 10. GPars 6 Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 11. GPars 6 Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Stm Agent Groovy CSP DataflowVariable Dataflows DataflowQueue
- 12. GPars 6 Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Stm Agent Groovy CSP DataflowVariable Dataflows DataflowQueue
- 13. GPars 6 Groovy with GPars @Naoki Rin GPars GPars GPars 6 GPars Map/Reduce Fork/Join Stm Agent Groovy CSP DataflowVariable Dataflows 4 DataflowQueue
- 14. Groovy with GPars @Naoki Rin GPars (Data Parallelism) GPars GPars 6 Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 15. Groovy with GPars @Naoki Rin GPars (Data Parallelism) GPars GPars 6 Go! Map/Reduce Fork/Join ( ) Go! Map/Reduce Go! Agent Map/Reduce Fork/Join Go! DataflowVariable Dataflows Fork/Join DataflowQueue
- 16. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Groovy Map/Reduce Fork/Join GParsPool - JSR-166y(ParallelArray) DSL Agent GParsExecutorsPool - DataflowVariable Java Executor Dataflows DataflowQueue
- 17. Groovy with GPars @Naoki Rin GPars GPars GPars 6 import groovyx.gpars.GParsPool Map/Reduce Fork/Join . GParsPool.withPool { assert ([2, 3, 4, 5]== [1, 2, 3, 4].collectParallel {it + 1}) } . Agent withPool collectParallel() collect DataflowVariable Dataflows DataflowQueue .. .
- 18. xxxParallel Groovy with GPars @Naoki Rin GPars withPool xxxParallel() GPars GPars 6 Map/Reduce Fork/Join withPool xxx findAll() findAllParallel() import groovyx.gpars.GParsPool Agent GParsPool.withPool { assert ([1, 2, 3, 4 ].findAll{it % 2 == 0} DataflowVariable Dataflows == [1, 2, 3, 4 ].findAllParallel{it % 2 == 0}) DataflowQueue } .
- 19. xxxParallel Groovy with GPars @Naoki Rin GPars GPars GParsPool.withPool GPars 6 Map/Reduce Fork/Join anyParallel() findParallel() collectParallel() foldParallel() countParallel() grepParallel() eachParallel() groupByParallel() eachWithIndexParallel() maxParallel() Agent everyParallel() minParallel() findAllParallel() splitParallel() DataflowVariable Dataflows DataflowQueue findAnyParallel() sumParallel()
- 20. Groovy with GPars @Naoki Rin GPars GPars GPars 6 withPool Map/Reduce Fork/Join import groovyx.gpars.GParsPool . GParsPool.withPool(10) { // } Agent withPool . +1 DataflowVariable Dataflows DataflowQueue .. .
- 21. Groovy with GPars @Naoki Rin GPars GPars withPool GPars 6 . import groovyx.gpars.ParallelEnhancer Map/Reduce def list = [4, 1, 5, 3, 2 ] Fork/Join ParallelEnhancer.enhanceInstance(list) assert (list.findParallel {it == 3} == 3) . Parallel import groovyx.gpars.GParsPool Agent .GParsPool.withPool{ . . def data = (1..3).makeConcurrent() DataflowVariable Dataflows assert( data.collect {it ** 2} == [1, 4, 9] ) DataflowQueue } .
- 22. ( ) Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join GParsPool.withPool() { Future result = {it * 2}.callAsync(3) assert 6 == result.get() .} Agent withPool callAsync() . Future get() DataflowVariable Dataflows DataflowQueue .. .
- 23. Map/Reduce Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Map/Reduce Fork/Join GPars map / Agent reduce map ( DataflowVariable Dataflows ) DataflowQueue
- 24. GPars Map/Reduce Groovy with GPars @Naoki Rin GPars GPars GPars Map/Reduce Parallel Array GPars 6 Map/Reduce Parallel Array Fork/Join parallel Parallel Array getParallel() Parallel Agent Array DataflowVariable Parallel Array Map Dataflows DataflowQueue collection
- 25. Map/Reduce Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join map() Parallel Array(AbstractPAWrapper) reduce() T filter() Parallel Array(AbstractPAWrapper) size() int sum() T Agent min() T max() T DataflowVariable sort() Parallel Array(AbstractPAWrapper) Dataflows DataflowQueue groupBy() Map combine() Map
- 26. Map/Reduce Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map . GParsPool.withPool { Map/Reduce println (”Hello World”.parallel Fork/Join .map{[it, 1]} .combine(0) { sum, value -> sum + value} .getParallel() .sort{-it.value} .collection) } Agent . DataflowVariable Dataflows [l=3, o=2, H=1, e=1, W=1, =1, d=1, r=1] DataflowQueue
- 27. Fork/Join Groovy with GPars @Naoki Rin GPars fork GPars GPars 6 Map/Reduce Fork/Join join fork Agent DataflowVariable Dataflows DataflowQueue
- 28. Fork/Join Groovy with GPars @Naoki Rin GPars GPars GPars 6 forkOffChild() - Map/Reduce Fork/Join runChildDirectly() - GPars 0.12 Agent getChildrenResults() - fork DataflowVariable runForkJoin() - Dataflows DataflowQueue withPool Fork/Join
- 29. Fork/Join Groovy with GPars @Naoki Rin GPars GPars fibonacci GPars 6 . import groovyx.gpars.GParsPool Map/Reduce Closure fib = {number -> if (number <= 2) { Fork/Join return 1 } forkOffChild(number - 1) final def result = runChildDirectly(number - 2) return (Integer) getChildrenResults().sum() + result } Agent GParsPool.withPool { DataflowVariable assert 55 == GParsPool.runForkJoin(10, fib) Dataflows DataflowQueue } .
- 30. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 31. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 32. GPars Groovy with GPars @Naoki Rin GPars GPars . GPars 6 import static groovyx.gpars.actor.Actors.* def console = actor { // Map/Reduce Fork/Join loop { react {msg -> println msg } } } Agent . console.send ’Hello World!’ // DataflowVariable Dataflows DataflowQueue Hello World
- 33. Groovy with GPars @Naoki Rin GPars GPars GPars 6 1 import static groovyx.gpars.actor.Actors.* Map/Reduce Fork/Join . def console = actor { react {msg -> println msg } } Agent react . react DataflowVariable Dataflows DataflowQueue
- 34. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join console.send ’Hello World!’ // console ’Hello World!’ // . console << ’Hello World!’ // console.call ’Hello World!’ // Agent . DataflowVariable Dataflows DataflowQueue .. .
- 35. Groovy with GPars @Naoki Rin GPars GPars GPars 6 . import static groovyx.gpars.actor.Actors.* Map/Reduce Fork/Join def console = actor { loop{ react {msg -> println msg } } Agent } . loop react DataflowVariable Dataflows DataflowQueue
- 36. reactor Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce reactor Fork/Join import static groovyx.gpars.actor.Actors.* def console = reactor { // } . actor{loop{react{ }}} reactor{} Agent . DataflowVariable Dataflows DataflowQueue .. .
- 37. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join console.send ’Hello!’ console.send ’Hello!!’ . console.stop() console.join() join() . Agent DataflowVariable Dataflows DataflowQueue .. .
- 38. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce def console = reactor {reply it.reverse()} Fork/Join assert ’Hello!’ == console.sendAndWait(’ !olleH’) . reply sendAndWait() . Agent .. . DataflowVariable Dataflows DataflowQueue
- 39. Groovy with GPars @Naoki Rin GPars GPars GPars 6 def parrot = reactor { . Map/Reduce println ’Parrot: ’ + it Fork/Join sender.send it } def mary = actor { println ’Mary: Hello!’ parrot.send ’Hello!’ Agent react{println ’Mary: Good!’} } . DataflowVariable Dataflows sender DataflowQueue
- 40. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 41. Groovy with GPars @Naoki Rin GPars GPars GPars 6 ( ) Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 42. GPars Groovy with GPars @Naoki Rin GPars GPars GPars 6 . import groovyx.gpars.GParsPool import groovyx.gpars.agent.Agent Map/Reduce Fork/Join def agent = new Agent(1) GParsPool.withPool { (1..10).eachParallel {value -> agent {updateValue(it * value)} } } Agent println agent.val . DataflowVariable Dataflows DataflowQueue 3628800
- 43. Agent Groovy with GPars @Naoki Rin GPars GPars GPars 6 Agent import groovyx.gpars.agent.Agent Map/Reduce . Fork/Join def intAgent = new Agent(0) def stringAgent = new Agent<String>() assert 0 == intAgent.val . Agent Agent Groovy DataflowVariable Dataflows .val DataflowQueue .. .
- 44. Groovy with GPars @Naoki Rin GPars GPars . GPars 6 import groovyx.gpars.agent.Agent def jvmLangList = new Agent<List<String>>() Map/Reduce Fork/Join jvmLangList {updateValue([’Java’])} jvmLangList.send {it << ’Scala’} jvmLangList.call {it.add ’Clojure’} jvmLangList jvmLangList.val + ’Groovy’ assert [’Java’, ’Scala’, ’Clojure’, ’Groovy’] . == jvmLangList.val Agent updateValue() DataflowVariable Dataflows DataflowQueue
- 45. Groovy with GPars @Naoki Rin . GPars GPars def members = new Agent([’Jones’]) GPars 6 final Thread t1 = Thread.start { members {it.add ’Bob’} Map/Reduce members {it.add ’Davis’} Fork/Join } final Thread t2 = Thread.start { members {it.add ’Alice’} members {it.remove(0)} } Agent // [Jones, Bob, Davis, Alice] . members.valAsync {println it} DataflowVariable .val Dataflows DataflowQueue valAsync() valAsync()
- 46. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 47. ( ) Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue
- 48. GPars Dataflow Groovy with GPars @Naoki Rin GPars . GPars GPars 6 import groovyx.gpars.dataflow.Dataflow import groovyx.gpars.dataflow.DataflowVariable Map/Reduce final def x = new DataflowVariable() Fork/Join final def y = new DataflowVariable() final def z = new DataflowVariable() Dataflow.task { z << x.val + y.val } Dataflow.task { x << 5 } Dataflow.task { y << 10 } Agent . println z.val DataflowVariable Dataflows DataflowQueue 15
- 49. DataflowVariable Groovy with GPars @Naoki Rin GPars GPars . DataflowVariable GPars 6 import static groovyx.gpars.dataflow.Dataflow.task import groovyx.gpars.dataflow.DataflowVariable Map/Reduce Fork/Join final def x = new DataflowVariable() final def y = new DataflowVariable() task{y << x.val + 1} task{x << 1} . Agent assert 2 == y.val DataflowVariable DataflowVariable Dataflows DataflowQueue Dataflow.task task
- 50. Groovy with GPars @Naoki Rin GPars GPars GPars 6 . import static groovyx.gpars.dataflow.Dataflow.task import groovyx.gpars.dataflow.DataflowVariable Map/Reduce Fork/Join def x = new DataflowVariable() def y = new DataflowVariable() task {x << y.val} task {y << x.val} Agent println x.val // ! . DataflowVariable Dataflows DataflowQueue
- 51. Dataflows Groovy with GPars @Naoki Rin GPars GPars Dataflows GPars 6 . import static groovyx.gpars.dataflow.Dataflow.task import groovyx.gpars.dataflow.Dataflows Map/Reduce Fork/Join final def dfs = new Dataflows() task {dfs[0] = dfs.x + ” ” + dfs.y} task {dfs.y = ”Groovy!”} task {dfs.x = ”Hello”} assert ”Hello Groovy!” == dfs[0] . Agent Dataflows DataflowVariable DataflowVariable Dataflows DataflowQueue
- 52. DataflowQueue Groovy with GPars @Naoki Rin GPars GPars GPars 6 DatafowQueue . import groovyx.gpars.dataflow.DataflowQueue Map/Reduce Fork/Join final def queue = new DataflowQueue() queue << ’a’ queue << ’b’ queue << ’c’ assert ’a’ == queue.val Agent assert ’b’ == queue.val assert ’c’ == queue.val . DataflowVariable DataflowQueue Dataflows DataflowQueue .val
- 53. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join GPars Groovy Agent DataflowVariable Dataflows DataflowQueue
- 54. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join Groovy http://gihyo.jp/book/2011/978-4-7741-4727-7 GPars Users Guide http://gpars.org/0.12/guide/index.html Agent GPars Javadoc DataflowVariable http://gpars.org/0.12/javadoc Dataflows DataflowQueue
- 55. Groovy with GPars @Naoki Rin GPars GPars GPars 6 Map/Reduce Fork/Join Agent DataflowVariable Dataflows DataflowQueue