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| author | Davies Liu <davies@databricks.com> | 2015-04-21 00:08:18 -0700 |
|---|---|---|
| committer | Reynold Xin <rxin@databricks.com> | 2015-04-21 00:08:18 -0700 |
| commit | ab9128fb7ec7ca479dc91e7cc7c775e8d071eafa (patch) | |
| tree | 88b7b9582617ef0fda39de8c04e9b0fdde030533 /python/pyspark/streaming/kafka.py | |
| parent | 8136810dfad12008ac300116df7bc8448740f1ae (diff) | |
| download | spark-ab9128fb7ec7ca479dc91e7cc7c775e8d071eafa.tar.gz spark-ab9128fb7ec7ca479dc91e7cc7c775e8d071eafa.tar.bz2 spark-ab9128fb7ec7ca479dc91e7cc7c775e8d071eafa.zip | |
[SPARK-6949] [SQL] [PySpark] Support Date/Timestamp in Column expression
This PR enable auto_convert in JavaGateway, then we could register a converter for a given types, for example, date and datetime.
There are two bugs related to auto_convert, see [1] and [2], we workaround it in this PR.
[1] https://github.com/bartdag/py4j/issues/160
[2] https://github.com/bartdag/py4j/issues/161
cc rxin JoshRosen
Author: Davies Liu <davies@databricks.com>
Closes #5570 from davies/py4j_date and squashes the following commits:
eb4fa53 [Davies Liu] fix tests in python 3
d17d634 [Davies Liu] rollback changes in mllib
2e7566d [Davies Liu] convert tuple into ArrayList
ceb3779 [Davies Liu] Update rdd.py
3c373f3 [Davies Liu] support date and datetime by auto_convert
cb094ff [Davies Liu] enable auto convert
Diffstat (limited to 'python/pyspark/streaming/kafka.py')
| -rw-r--r-- | python/pyspark/streaming/kafka.py | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/python/pyspark/streaming/kafka.py b/python/pyspark/streaming/kafka.py index 7a7b6e1d9a..8d610d6569 100644 --- a/python/pyspark/streaming/kafka.py +++ b/python/pyspark/streaming/kafka.py @@ -15,8 +15,7 @@ # limitations under the License. # -from py4j.java_collections import MapConverter -from py4j.java_gateway import java_import, Py4JError, Py4JJavaError +from py4j.java_gateway import Py4JJavaError from pyspark.storagelevel import StorageLevel from pyspark.serializers import PairDeserializer, NoOpSerializer @@ -57,8 +56,6 @@ class KafkaUtils(object): }) if not isinstance(topics, dict): raise TypeError("topics should be dict") - jtopics = MapConverter().convert(topics, ssc.sparkContext._gateway._gateway_client) - jparam = MapConverter().convert(kafkaParams, ssc.sparkContext._gateway._gateway_client) jlevel = ssc._sc._getJavaStorageLevel(storageLevel) try: @@ -66,7 +63,7 @@ class KafkaUtils(object): helperClass = ssc._jvm.java.lang.Thread.currentThread().getContextClassLoader()\ .loadClass("org.apache.spark.streaming.kafka.KafkaUtilsPythonHelper") helper = helperClass.newInstance() - jstream = helper.createStream(ssc._jssc, jparam, jtopics, jlevel) + jstream = helper.createStream(ssc._jssc, kafkaParams, topics, jlevel) except Py4JJavaError as e: # TODO: use --jar once it also work on driver if 'ClassNotFoundException' in str(e.java_exception): |