org.apache.solr.client.solrj.io.stream

Class TopicStream

java.lang.Object

org.apache.solr.client.solrj.io.stream.TupleStream

org.apache.solr.client.solrj.io.stream.CloudSolrStream

org.apache.solr.client.solrj.io.stream.TopicStream

All Implemented Interfaces:

Closeable, Serializable, AutoCloseable, Expressible

public class TopicStream
extends CloudSolrStream
implements Expressible

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.solr.client.solrj.io.stream.CloudSolrStream

CloudSolrStream.StreamOpener, CloudSolrStream.TupleWrapper

Field Summary

Fields

Modifier and Type	Field and Description
protected long	checkpointEvery

Fields inherited from class org.apache.solr.client.solrj.io.stream.CloudSolrStream

cache, cloudSolrClient, collection, comp, eofTuples, params, solrStreams, streamContext, tuples, zkHost

Constructor Summary

Constructors

Constructor and Description
TopicStream(StreamExpression expression, StreamFactory factory)
TopicStream(String zkHost, String checkpointCollection, String collection, String id, long checkpointEvery, Map<String,String> params)

Method Summary

Modifier and Type	Method and Description
List<TupleStream>	children()
void	close() Closes the CloudSolrStream
protected void	constructStreams()
int	getCost()
void	open() Opens the CloudSolrStream
Tuple	read()
StreamExpressionParameter	toExpression(StreamFactory factory)

Methods inherited from class org.apache.solr.client.solrj.io.stream.CloudSolrStream

_read, getEofTuples, getStreamSort, setFieldMappings, setStreamContext, setTrace

Methods inherited from class org.apache.solr.client.solrj.io.stream.TupleStream

writeStreamClose, writeStreamOpen

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

checkpointEvery

protected long checkpointEvery

Constructor Detail

TopicStream

public TopicStream(String zkHost,
                   String checkpointCollection,
                   String collection,
                   String id,
                   long checkpointEvery,
                   Map<String,String> params)

TopicStream

public TopicStream(StreamExpression expression,
                   StreamFactory factory)
            throws IOException

Throws:

IOException

Method Detail

toExpression

public StreamExpressionParameter toExpression(StreamFactory factory)
                                       throws IOException

Specified by:

toExpression in interface Expressible

Overrides:

toExpression in class CloudSolrStream

Throws:

IOException

children

public List<TupleStream> children()

Overrides:

children in class CloudSolrStream

open

public void open()
          throws IOException

Description copied from class: CloudSolrStream

Opens the CloudSolrStream

Overrides:

open in class CloudSolrStream

Throws:

IOException

close

public void close()
           throws IOException

Description copied from class: CloudSolrStream

Closes the CloudSolrStream

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class CloudSolrStream

Throws:

IOException

read

public Tuple read()
           throws IOException

Overrides:

read in class CloudSolrStream

Throws:

IOException

getCost

public int getCost()

Overrides:

getCost in class TupleStream

constructStreams

protected void constructStreams()
                         throws IOException

Overrides:

constructStreams in class CloudSolrStream

Throws:

IOException