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author | cody koeninger <cody@koeninger.org> | 2015-06-19 14:51:19 +0200 |
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committer | Sean Owen <sowen@cloudera.com> | 2015-06-19 14:51:19 +0200 |
commit | 47af7c1ebfdbd7637f626ab07bf2bda6534f37ea (patch) | |
tree | 50f753c7498369e961a4bd28ebda2a1a3eede7b4 /external/kafka | |
parent | ebd363aecde977511469d47fb1ea7cb5df3c3541 (diff) | |
download | spark-47af7c1ebfdbd7637f626ab07bf2bda6534f37ea.tar.gz spark-47af7c1ebfdbd7637f626ab07bf2bda6534f37ea.tar.bz2 spark-47af7c1ebfdbd7637f626ab07bf2bda6534f37ea.zip |
[SPARK-8389] [STREAMING] [KAFKA] Example of getting offset ranges out o…
…f the existing java direct stream api
Author: cody koeninger <cody@koeninger.org>
Closes #6846 from koeninger/SPARK-8389 and squashes the following commits:
3f3c57a [cody koeninger] [Streaming][Kafka][SPARK-8389] Example of getting offset ranges out of the existing java direct stream api
Diffstat (limited to 'external/kafka')
-rw-r--r-- | external/kafka/src/test/java/org/apache/spark/streaming/kafka/JavaDirectKafkaStreamSuite.java | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/external/kafka/src/test/java/org/apache/spark/streaming/kafka/JavaDirectKafkaStreamSuite.java b/external/kafka/src/test/java/org/apache/spark/streaming/kafka/JavaDirectKafkaStreamSuite.java index c0669fb336..3913b711ba 100644 --- a/external/kafka/src/test/java/org/apache/spark/streaming/kafka/JavaDirectKafkaStreamSuite.java +++ b/external/kafka/src/test/java/org/apache/spark/streaming/kafka/JavaDirectKafkaStreamSuite.java @@ -32,6 +32,7 @@ import org.junit.Test; import org.apache.spark.SparkConf; import org.apache.spark.api.java.JavaRDD; +import org.apache.spark.api.java.JavaPairRDD; import org.apache.spark.api.java.function.Function; import org.apache.spark.streaming.Durations; import org.apache.spark.streaming.api.java.JavaDStream; @@ -65,8 +66,8 @@ public class JavaDirectKafkaStreamSuite implements Serializable { @Test public void testKafkaStream() throws InterruptedException { - String topic1 = "topic1"; - String topic2 = "topic2"; + final String topic1 = "topic1"; + final String topic2 = "topic2"; String[] topic1data = createTopicAndSendData(topic1); String[] topic2data = createTopicAndSendData(topic2); @@ -87,6 +88,16 @@ public class JavaDirectKafkaStreamSuite implements Serializable { StringDecoder.class, kafkaParams, topicToSet(topic1) + ).transformToPair( + // Make sure you can get offset ranges from the rdd + new Function<JavaPairRDD<String, String>, JavaPairRDD<String, String>>() { + @Override + public JavaPairRDD<String, String> call(JavaPairRDD<String, String> rdd) throws Exception { + OffsetRange[] offsets = ((HasOffsetRanges)rdd.rdd()).offsetRanges(); + Assert.assertEquals(offsets[0].topic(), topic1); + return rdd; + } + } ).map( new Function<Tuple2<String, String>, String>() { @Override |