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

类 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

所有已实现的接口:

Closeable, Serializable, AutoCloseable, Expressible, MapSerializable, MapWriter, NavigableObject

public class TopicStream
extends CloudSolrStream
implements Expressible

从以下版本开始:

6.0.0

另请参阅:

序列化表格

嵌套类概要

从类继承的嵌套类/接口 org.apache.solr.client.solrj.io.stream.CloudSolrStream

CloudSolrStream.StreamOpener, CloudSolrStream.TupleWrapper

从类继承的嵌套类/接口 org.apache.solr.client.solrj.io.stream.TupleStream

TupleStream.IgnoreException

从接口继承的嵌套类/接口 org.apache.solr.common.MapWriter

MapWriter.EntryWriter

字段概要

字段

限定符和类型	字段和说明
protected long	checkpointEvery

从类继承的字段 org.apache.solr.client.solrj.io.stream.CloudSolrStream

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

构造器概要

构造器

构造器和说明
TopicStream(StreamExpression expression, StreamFactory factory)
TopicStream(String zkHost, String checkpointCollection, String collection, String id, long initialCheckpoint, long checkpointEvery, SolrParams params)

方法概要

限定符和类型	方法和说明
List<TupleStream>	children()
void	close() Closes the CloudSolrStream
protected void	constructStreams()
int	getCost()
void	open() Opens the CloudSolrStream
Tuple	read()
Explanation	toExplanation(StreamFactory factory) Returns an explanation about the stream object
StreamExpression	toExpression(StreamFactory factory)

从类继承的方法 org.apache.solr.client.solrj.io.stream.CloudSolrStream

_read, adjustParams, getEofTuples, getSlices, getStreamSort, setFieldMappings, setStreamContext, setTrace

从类继承的方法 org.apache.solr.client.solrj.io.stream.TupleStream

getShards, getShards, getStreamNodeId, writeMap

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.solr.common.MapWriter

jsonStr, toMap

从接口继承的方法 org.apache.solr.common.NavigableObject

_forEachEntry, _forEachEntry, _forEachEntry, _get, _get, _getStr, _getStr, _size

字段详细资料

checkpointEvery

protected long checkpointEvery

构造器详细资料

TopicStream

public TopicStream(String zkHost,
                   String checkpointCollection,
                   String collection,
                   String id,
                   long initialCheckpoint,
                   long checkpointEvery,
                   SolrParams params)

TopicStream

public TopicStream(StreamExpression expression,
                   StreamFactory factory)
            throws IOException

抛出:

IOException

方法详细资料

toExpression

public StreamExpression toExpression(StreamFactory factory)
                              throws IOException

指定者:

toExpression 在接口中 Expressible

覆盖:

toExpression 在类中 CloudSolrStream

抛出:

IOException

toExplanation

public Explanation toExplanation(StreamFactory factory)
                          throws IOException

从接口复制的说明: Expressible

Returns an explanation about the stream object

指定者:

toExplanation 在接口中 Expressible

覆盖:

toExplanation 在类中 CloudSolrStream

参数:

factory - Stream factory for this, contains information about the function name

返回:

Explanation about this stream object containing explanations of any child stream objects

抛出:

IOException - throw on any error

children

public List<TupleStream> children()

覆盖:

children 在类中 CloudSolrStream

open

public void open()
          throws IOException

从类复制的说明: CloudSolrStream

Opens the CloudSolrStream

覆盖:

open 在类中 CloudSolrStream

抛出:

IOException

close

public void close()
           throws IOException

从类复制的说明: CloudSolrStream

Closes the CloudSolrStream

指定者:

close 在接口中 Closeable

指定者:

close 在接口中 AutoCloseable

覆盖:

close 在类中 CloudSolrStream

抛出:

IOException

read

public Tuple read()
           throws IOException

覆盖:

read 在类中 CloudSolrStream

抛出:

IOException

getCost

public int getCost()

覆盖:

getCost 在类中 TupleStream

constructStreams

protected void constructStreams()
                         throws IOException

覆盖:

constructStreams 在类中 CloudSolrStream

抛出:

IOException