public class KnnStream extends TupleStream implements Expressible
TupleStream.IgnoreException
MapWriter.EntryWriter
Modifier and Type | Field and Description |
---|---|
protected SolrClientCache |
cache |
protected CloudSolrClient |
cloudSolrClient |
Constructor and Description |
---|
KnnStream(StreamExpression expression,
StreamFactory factory) |
KnnStream(String zkHost,
String collection,
String id,
Map<String,String> props) |
Modifier and Type | Method and Description |
---|---|
List<TupleStream> |
children() |
void |
close() |
int |
getCost() |
StreamComparator |
getStreamSort() |
void |
open() |
Tuple |
read() |
void |
setStreamContext(StreamContext context) |
Explanation |
toExplanation(StreamFactory factory)
Returns an explanation about the stream object
|
StreamExpressionParameter |
toExpression(StreamFactory factory) |
getShards, getStreamNodeId, writeMap
protected transient SolrClientCache cache
protected transient CloudSolrClient cloudSolrClient
public KnnStream(String zkHost, String collection, String id, Map<String,String> props) throws IOException
IOException
public KnnStream(StreamExpression expression, StreamFactory factory) throws IOException
IOException
public StreamExpressionParameter toExpression(StreamFactory factory) throws IOException
toExpression
in interface Expressible
IOException
public Explanation toExplanation(StreamFactory factory) throws IOException
Expressible
toExplanation
in interface Expressible
toExplanation
in class TupleStream
factory
- Stream factory for this, contains information about the function nameIOException
- throw on any errorpublic void setStreamContext(StreamContext context)
setStreamContext
in class TupleStream
public List<TupleStream> children()
children
in class TupleStream
public void open() throws IOException
open
in class TupleStream
IOException
public void close() throws IOException
close
in interface Closeable
close
in interface AutoCloseable
close
in class TupleStream
IOException
public Tuple read() throws IOException
read
in class TupleStream
IOException
public int getCost()
getCost
in class TupleStream
public StreamComparator getStreamSort()
getStreamSort
in class TupleStream
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