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Copy pathAsynchronen Code testen.mm
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Asynchronen Code testen.mm
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<p>
Akka:
</p>
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Akka is a toolkit and runtime for building highly concurrent, distributed, and fault tolerant event-driven applications on the JVM.
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Hilfreiche Fehlermeldungen
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<p>
<font size="1">Also nicht: </font>
</p>
<p>
<font size="1">java.lang.Exception: test timed out after 500 milliseconds </font>
</p>
<p>
<font size="1">at sun.misc.Unsafe.park(Native Method) </font>
</p>
<p>
<font size="1">at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186) </font>
</p>
<p>
<font size="1">at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834) </font>
</p>
<p>
<font size="1">at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedInterruptibly(AbstractQueuedSynchronizer.java:994) </font>
</p>
<p>
<font size="1">at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(AbstractQueuedSynchronizer.java:1303) </font>
</p>
<p>
<font size="1">at java.util.concurrent.CountDownLatch.await(CountDownLatch.java:236) </font>
</p>
<p>
<font size="1">at java_util_concurrent_CountDownLatch$await.call(Unknown Source) </font>
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<p>
<font size="1">at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:45) </font>
</p>
<p>
<font size="1">at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:108) </font>
</p>
<p>
<font size="1">at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:112) </font>
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<p>
<font size="1">at de.oneos.eventstore.inmemory.InMemoryEventStoreTest.observe__should_send_EventEnvelopes_to_subscribed_Observers(InMemoryEventStoreTest.groovy:46) </font>
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<font size="1">at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) </font>
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<font size="1">at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) </font>
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<font size="1">at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) </font>
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<font size="1">at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47) </font>
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<font size="1">at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) </font>
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<font size="1">at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44) </font>
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<p>
<font size="1">at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) </font>
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<p>
<font size="1">at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)</font>
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<head>
</head>
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<p>
 - Interessant, überraschend komplex
</p>
<p>
 - In der kurzen Zeit kann man nicht in den Code "abtauchen"
</p>
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</head>
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<p>
 + Schöner Code
</p>
<p>
 - Mit dem plötzlichen Einbau von RabbitMQ wurden glaube ich viele Leute überrascht und abgehängt
</p>
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<head>
</head>
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<p>
Listening und Sampling gut mit Beispielen vorgestellt
</p>
<p>
 - Beispiele könnten weniger komplex sein
</p>
<p>
 - NodeJS könntegenauer vorgestellt oder *weggelassen* werden, habe den Zusammenhang zu NodeJS bzw. die Unterschiede nicht verstanden
</p>
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</head>
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<p>
einfacheren Beispielcode, griffigere Lösung
</p>
<p>
-> "Last aufs System um Wahrscheinlichkeit zu verringern"
</p>
<p>
=> "unbefriedigende" Lösung
</p>
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Guter Vortrag, interessantes Thema & Ansätze, ABER:
</p>
<p>
Lastbasierende Tests sind *sehr* schlecht, da nicht 100% zuverlässig.
</p>
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<node CREATED="1413477721014" ID="ID_504264930" MODIFIED="1413477801615" TEXT="Der Vortrag war zu oberflächlich. Das Thema war aber sehr interessant."/>
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