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fixes corresponding to review feedback at pull request #479

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This commit is contained in:
Prashant Sharma 2013-02-20 12:33:37 +05:30
parent 8d44480d84
commit 4e5b09664c
3 changed files with 9 additions and 6 deletions
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9
examples/src/main/scala/spark/streaming/examples/ZeroMQWordCount.scala
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@ -35,20 +35,23 @@ object SimpleZeroMQPublisher {
/**
* A sample wordcount with ZeroMQStream stream
*
* Usage: WordCountZeroMQ <master> <zeroMQurl> <topic>
* To work with zeroMQ, some native libraries have to be installed.
* Install zeroMQ (release 2.1) core libraries. [ZeroMQ Install guide](http://www.zeromq.org/intro:get-the-software)
*
* Usage: ZeroMQWordCount <master> <zeroMQurl> <topic>
* In local mode, <master> should be 'local[n]' with n > 1
* <zeroMQurl> and <topic> describe where zeroMq publisher is running.
*
* To run this example locally, you may run publisher as
* `$ ./run spark.streaming.examples.SimpleZeroMQPublisher tcp://127.0.1.1:1234 foo.bar`
* and then run the example
* and run the example as
* `$ ./run spark.streaming.examples.ZeroMQWordCount local[2] tcp://127.0.1.1:1234 foo`
*/
object ZeroMQWordCount {
def main(args: Array[String]) {
if (args.length < 3) {
System.err.println(
"Usage: WordCountZeroMQ <master> <zeroMQurl> <topic>" +
"Usage: ZeroMQWordCount <master> <zeroMQurl> <topic>" +
"In local mode, <master> should be 'local[n]' with n > 1")
System.exit(1)
}

4
project/SparkBuild.scala
View file

@ -134,7 +134,6 @@ object SparkBuild extends Build {
"com.typesafe.akka" % "akka-actor" % "2.0.3",
"com.typesafe.akka" % "akka-remote" % "2.0.3",
"com.typesafe.akka" % "akka-slf4j" % "2.0.3",
"com.typesafe.akka" % "akka-zeromq" % "2.0.3",
"it.unimi.dsi" % "fastutil" % "6.4.4",
"colt" % "colt" % "1.2.0",
"cc.spray" % "spray-can" % "1.0-M2.1",
@ -165,7 +164,8 @@ object SparkBuild extends Build {
libraryDependencies ++= Seq(
"org.apache.flume" % "flume-ng-sdk" % "1.2.0" % "compile",
"com.github.sgroschupf" % "zkclient" % "0.1",
"org.twitter4j" % "twitter4j-stream" % "3.0.3"
"org.twitter4j" % "twitter4j-stream" % "3.0.3",
"com.typesafe.akka" % "akka-zeromq" % "2.0.3"
)
) ++ assemblySettings ++ extraAssemblySettings

2
streaming/src/main/scala/spark/streaming/StreamingContext.scala
View file

@ -177,7 +177,7 @@ class StreamingContext private (
}
/**
* ZeroMQ stream receiver
* Create an input stream that receives messages pushed by a zeromq publisher.
* @param publisherUrl Url of remote zeromq publisher
* @param zeroMQ topic to subscribe to
* @param bytesToObjects A zeroMQ stream publishes sequence of frames for each topic and each frame has sequence