public interface JavaDStreamLike<T,This extends JavaDStreamLike<T,This,R>,R extends JavaRDDLike<T,R>>
extends scala.Serializable
Modifier and Type  Method and Description 

DStream<T> 
checkpoint(Duration interval)
Enable periodic checkpointing of RDDs of this DStream.

scala.reflect.ClassTag<T> 
classTag() 
StreamingContext 
context()
Return the
StreamingContext associated with this DStream 
JavaDStream<Long> 
count()
Return a new DStream in which each RDD has a single element generated by counting each RDD
of this DStream.

JavaPairDStream<T,Long> 
countByValue()
Return a new DStream in which each RDD contains the counts of each distinct value in
each RDD of this DStream.

JavaPairDStream<T,Long> 
countByValue(int numPartitions)
Return a new DStream in which each RDD contains the counts of each distinct value in
each RDD of this DStream.

JavaPairDStream<T,Long> 
countByValueAndWindow(Duration windowDuration,
Duration slideDuration)
Return a new DStream in which each RDD contains the count of distinct elements in
RDDs in a sliding window over this DStream.

JavaPairDStream<T,Long> 
countByValueAndWindow(Duration windowDuration,
Duration slideDuration,
int numPartitions)
Return a new DStream in which each RDD contains the count of distinct elements in
RDDs in a sliding window over this DStream.

JavaDStream<Long> 
countByWindow(Duration windowDuration,
Duration slideDuration)
Return a new DStream in which each RDD has a single element generated by counting the number
of elements in a window over this DStream.

DStream<T> 
dstream() 
<U> JavaDStream<U> 
flatMap(FlatMapFunction<T,U> f)
Return a new DStream by applying a function to all elements of this DStream,
and then flattening the results

<K2,V2> JavaPairDStream<K2,V2> 
flatMapToPair(PairFlatMapFunction<T,K2,V2> f)
Return a new DStream by applying a function to all elements of this DStream,
and then flattening the results

void 
foreachRDD(VoidFunction<R> foreachFunc)
Apply a function to each RDD in this DStream.

void 
foreachRDD(VoidFunction2<R,Time> foreachFunc)
Apply a function to each RDD in this DStream.

JavaDStream<java.util.List<T>> 
glom()
Return a new DStream in which each RDD is generated by applying glom() to each RDD of
this DStream.

<U> JavaDStream<U> 
map(Function<T,U> f)
Return a new DStream by applying a function to all elements of this DStream.

<U> JavaDStream<U> 
mapPartitions(FlatMapFunction<java.util.Iterator<T>,U> f)
Return a new DStream in which each RDD is generated by applying mapPartitions() to each RDDs
of this DStream.

<K2,V2> JavaPairDStream<K2,V2> 
mapPartitionsToPair(PairFlatMapFunction<java.util.Iterator<T>,K2,V2> f)
Return a new DStream in which each RDD is generated by applying mapPartitions() to each RDDs
of this DStream.

<K2,V2> JavaPairDStream<K2,V2> 
mapToPair(PairFunction<T,K2,V2> f)
Return a new DStream by applying a function to all elements of this DStream.

void 
print()
Print the first ten elements of each RDD generated in this DStream.

void 
print(int num)
Print the first num elements of each RDD generated in this DStream.

JavaDStream<T> 
reduce(Function2<T,T,T> f)
Return a new DStream in which each RDD has a single element generated by reducing each RDD
of this DStream.

JavaDStream<T> 
reduceByWindow(Function2<T,T,T> reduceFunc,
Duration windowDuration,
Duration slideDuration)
Return a new DStream in which each RDD has a single element generated by reducing all
elements in a sliding window over this DStream.

JavaDStream<T> 
reduceByWindow(Function2<T,T,T> reduceFunc,
Function2<T,T,T> invReduceFunc,
Duration windowDuration,
Duration slideDuration)
Return a new DStream in which each RDD has a single element generated by reducing all
elements in a sliding window over this DStream.

JavaDStream<Long> 
scalaIntToJavaLong(DStream<Object> in) 
java.util.List<R> 
slice(Time fromTime,
Time toTime)
Return all the RDDs between 'fromDuration' to 'toDuration' (both included)

<U> JavaDStream<U> 
transform(Function<R,JavaRDD<U>> transformFunc)
Return a new DStream in which each RDD is generated by applying a function
on each RDD of 'this' DStream.

<U> JavaDStream<U> 
transform(Function2<R,Time,JavaRDD<U>> transformFunc)
Return a new DStream in which each RDD is generated by applying a function
on each RDD of 'this' DStream.

<K2,V2> JavaPairDStream<K2,V2> 
transformToPair(Function<R,JavaPairRDD<K2,V2>> transformFunc)
Return a new DStream in which each RDD is generated by applying a function
on each RDD of 'this' DStream.

<K2,V2> JavaPairDStream<K2,V2> 
transformToPair(Function2<R,Time,JavaPairRDD<K2,V2>> transformFunc)
Return a new DStream in which each RDD is generated by applying a function
on each RDD of 'this' DStream.

<U,W> JavaDStream<W> 
transformWith(JavaDStream<U> other,
Function3<R,JavaRDD<U>,Time,JavaRDD<W>> transformFunc)
Return a new DStream in which each RDD is generated by applying a function
on each RDD of 'this' DStream and 'other' DStream.

<K2,V2,W> JavaDStream<W> 
transformWith(JavaPairDStream<K2,V2> other,
Function3<R,JavaPairRDD<K2,V2>,Time,JavaRDD<W>> transformFunc)
Return a new DStream in which each RDD is generated by applying a function
on each RDD of 'this' DStream and 'other' DStream.

<U,K2,V2> JavaPairDStream<K2,V2> 
transformWithToPair(JavaDStream<U> other,
Function3<R,JavaRDD<U>,Time,JavaPairRDD<K2,V2>> transformFunc)
Return a new DStream in which each RDD is generated by applying a function
on each RDD of 'this' DStream and 'other' DStream.

<K2,V2,K3,V3> 
transformWithToPair(JavaPairDStream<K2,V2> other,
Function3<R,JavaPairRDD<K2,V2>,Time,JavaPairRDD<K3,V3>> transformFunc)
Return a new DStream in which each RDD is generated by applying a function
on each RDD of 'this' DStream and 'other' DStream.

R 
wrapRDD(RDD<T> in) 
DStream<T> checkpoint(Duration interval)
interval
 Time interval after which generated RDD will be checkpointedscala.reflect.ClassTag<T> classTag()
StreamingContext context()
StreamingContext
associated with this DStreamJavaDStream<Long> count()
JavaPairDStream<T,Long> countByValue()
JavaPairDStream<T,Long> countByValue(int numPartitions)
numPartitions
partitions.numPartitions
 number of partitions of each RDD in the new DStream.JavaPairDStream<T,Long> countByValueAndWindow(Duration windowDuration, Duration slideDuration)
windowDuration
 width of the window; must be a multiple of this DStream's
batching intervalslideDuration
 sliding interval of the window (i.e., the interval after which
the new DStream will generate RDDs); must be a multiple of this
DStream's batching intervalJavaPairDStream<T,Long> countByValueAndWindow(Duration windowDuration, Duration slideDuration, int numPartitions)
numPartitions
partitions.windowDuration
 width of the window; must be a multiple of this DStream's
batching intervalslideDuration
 sliding interval of the window (i.e., the interval after which
the new DStream will generate RDDs); must be a multiple of this
DStream's batching intervalnumPartitions
 number of partitions of each RDD in the new DStream.JavaDStream<Long> countByWindow(Duration windowDuration, Duration slideDuration)
windowDuration
 (undocumented)slideDuration
 (undocumented)<U> JavaDStream<U> flatMap(FlatMapFunction<T,U> f)
f
 (undocumented)<K2,V2> JavaPairDStream<K2,V2> flatMapToPair(PairFlatMapFunction<T,K2,V2> f)
f
 (undocumented)void foreachRDD(VoidFunction<R> foreachFunc)
foreachFunc
 (undocumented)void foreachRDD(VoidFunction2<R,Time> foreachFunc)
foreachFunc
 (undocumented)JavaDStream<java.util.List<T>> glom()
<U> JavaDStream<U> map(Function<T,U> f)
<U> JavaDStream<U> mapPartitions(FlatMapFunction<java.util.Iterator<T>,U> f)
f
 (undocumented)<K2,V2> JavaPairDStream<K2,V2> mapPartitionsToPair(PairFlatMapFunction<java.util.Iterator<T>,K2,V2> f)
f
 (undocumented)<K2,V2> JavaPairDStream<K2,V2> mapToPair(PairFunction<T,K2,V2> f)
void print()
void print(int num)
num
 (undocumented)JavaDStream<T> reduce(Function2<T,T,T> f)
f
 (undocumented)JavaDStream<T> reduceByWindow(Function2<T,T,T> reduceFunc, Duration windowDuration, Duration slideDuration)
reduceFunc
 associative and commutative reduce functionwindowDuration
 width of the window; must be a multiple of this DStream's
batching intervalslideDuration
 sliding interval of the window (i.e., the interval after which
the new DStream will generate RDDs); must be a multiple of this
DStream's batching intervalJavaDStream<T> reduceByWindow(Function2<T,T,T> reduceFunc, Function2<T,T,T> invReduceFunc, Duration windowDuration, Duration slideDuration)
reduceFunc
 associative and commutative reduce functioninvReduceFunc
 inverse reduce function; such that for all y, invertible x:
invReduceFunc(reduceFunc(x, y), x) = y
windowDuration
 width of the window; must be a multiple of this DStream's
batching intervalslideDuration
 sliding interval of the window (i.e., the interval after which
the new DStream will generate RDDs); must be a multiple of this
DStream's batching intervalJavaDStream<Long> scalaIntToJavaLong(DStream<Object> in)
java.util.List<R> slice(Time fromTime, Time toTime)
fromTime
 (undocumented)toTime
 (undocumented)<U> JavaDStream<U> transform(Function<R,JavaRDD<U>> transformFunc)
transformFunc
 (undocumented)<U> JavaDStream<U> transform(Function2<R,Time,JavaRDD<U>> transformFunc)
transformFunc
 (undocumented)<K2,V2> JavaPairDStream<K2,V2> transformToPair(Function<R,JavaPairRDD<K2,V2>> transformFunc)
transformFunc
 (undocumented)<K2,V2> JavaPairDStream<K2,V2> transformToPair(Function2<R,Time,JavaPairRDD<K2,V2>> transformFunc)
transformFunc
 (undocumented)<U,W> JavaDStream<W> transformWith(JavaDStream<U> other, Function3<R,JavaRDD<U>,Time,JavaRDD<W>> transformFunc)
other
 (undocumented)transformFunc
 (undocumented)<K2,V2,W> JavaDStream<W> transformWith(JavaPairDStream<K2,V2> other, Function3<R,JavaPairRDD<K2,V2>,Time,JavaRDD<W>> transformFunc)
other
 (undocumented)transformFunc
 (undocumented)<U,K2,V2> JavaPairDStream<K2,V2> transformWithToPair(JavaDStream<U> other, Function3<R,JavaRDD<U>,Time,JavaPairRDD<K2,V2>> transformFunc)
other
 (undocumented)transformFunc
 (undocumented)<K2,V2,K3,V3> JavaPairDStream<K3,V3> transformWithToPair(JavaPairDStream<K2,V2> other, Function3<R,JavaPairRDD<K2,V2>,Time,JavaPairRDD<K3,V3>> transformFunc)
other
 (undocumented)transformFunc
 (undocumented)