Package org.apache.solr.handler
Class ClassifyStream
- java.lang.Object
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- org.apache.solr.client.solrj.io.stream.TupleStream
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- org.apache.solr.handler.ClassifyStream
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- All Implemented Interfaces:
Closeable
,Serializable
,AutoCloseable
,Expressible
,MapSerializable
,MapWriter
,NavigableObject
public class ClassifyStream extends TupleStream implements Expressible
The classify expression retrieves a model trained by the train expression and uses it to classify documents from a stream Syntax: classif(model(...), anyStream(...), field="body")- Since:
- 6.3.0
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.solr.client.solrj.io.stream.TupleStream
TupleStream.IgnoreException
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Nested classes/interfaces inherited from interface org.apache.solr.common.MapWriter
MapWriter.EntryWriter
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Constructor Summary
Constructors Constructor Description ClassifyStream(StreamExpression expression, StreamFactory factory)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description List<TupleStream>
children()
void
close()
StreamComparator
getStreamSort()
void
open()
Tuple
read()
void
setStreamContext(StreamContext context)
Explanation
toExplanation(StreamFactory factory)
StreamExpressionParameter
toExpression(StreamFactory factory)
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Methods inherited from class org.apache.solr.client.solrj.io.stream.TupleStream
getCost, getShards, getStreamNodeId, writeMap
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.solr.common.NavigableObject
_forEachEntry, _forEachEntry, _forEachEntry, _get, _get, _getStr, _getStr
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Constructor Detail
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ClassifyStream
public ClassifyStream(StreamExpression expression, StreamFactory factory) throws IOException
- Throws:
IOException
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Method Detail
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setStreamContext
public void setStreamContext(StreamContext context)
- Specified by:
setStreamContext
in classTupleStream
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children
public List<TupleStream> children()
- Specified by:
children
in classTupleStream
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open
public void open() throws IOException
- Specified by:
open
in classTupleStream
- Throws:
IOException
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close
public void close() throws IOException
- Specified by:
close
in interfaceAutoCloseable
- Specified by:
close
in interfaceCloseable
- Specified by:
close
in classTupleStream
- Throws:
IOException
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read
public Tuple read() throws IOException
- Specified by:
read
in classTupleStream
- Throws:
IOException
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getStreamSort
public StreamComparator getStreamSort()
- Specified by:
getStreamSort
in classTupleStream
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toExpression
public StreamExpressionParameter toExpression(StreamFactory factory) throws IOException
- Specified by:
toExpression
in interfaceExpressible
- Throws:
IOException
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toExplanation
public Explanation toExplanation(StreamFactory factory) throws IOException
- Specified by:
toExplanation
in interfaceExpressible
- Specified by:
toExplanation
in classTupleStream
- Throws:
IOException
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