org.apache.flink.table.runtime.arrow.sources

类 ArrowSourceFunction

java.lang.Object

org.apache.flink.api.common.functions.AbstractRichFunction

org.apache.flink.streaming.api.functions.source.RichParallelSourceFunction<org.apache.flink.table.data.RowData>

org.apache.flink.table.runtime.arrow.sources.ArrowSourceFunction

所有已实现的接口:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction, org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.checkpoint.CheckpointedFunction, org.apache.flink.streaming.api.functions.source.ParallelSourceFunction<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.functions.source.SourceFunction<org.apache.flink.table.data.RowData>

@Internal
public class ArrowSourceFunction
extends org.apache.flink.streaming.api.functions.source.RichParallelSourceFunction<org.apache.flink.table.data.RowData>
implements org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.checkpoint.CheckpointedFunction

An Arrow SourceFunction which takes the serialized arrow record batch data as input.

另请参阅:

序列化表格

嵌套类概要

从接口继承的嵌套类/接口 org.apache.flink.streaming.api.functions.source.SourceFunction

org.apache.flink.streaming.api.functions.source.SourceFunction.SourceContext<T>

方法概要

限定符和类型	方法和说明
void	cancel()
void	close()
org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.table.data.RowData>	getProducedType()
void	initializeState(org.apache.flink.runtime.state.FunctionInitializationContext context)
void	open(org.apache.flink.configuration.Configuration parameters)
void	run(org.apache.flink.streaming.api.functions.source.SourceFunction.SourceContext<org.apache.flink.table.data.RowData> ctx)
void	snapshotState(org.apache.flink.runtime.state.FunctionSnapshotContext context)

从类继承的方法 org.apache.flink.api.common.functions.AbstractRichFunction

getIterationRuntimeContext, getRuntimeContext, setRuntimeContext

从类继承的方法 java.lang.Object

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

方法详细资料

open

public void open(org.apache.flink.configuration.Configuration parameters)
          throws Exception

指定者:

open 在接口中 org.apache.flink.api.common.functions.RichFunction

覆盖:

open 在类中 org.apache.flink.api.common.functions.AbstractRichFunction

抛出:

Exception

close

public void close()
           throws Exception

指定者:

close 在接口中 org.apache.flink.api.common.functions.RichFunction

覆盖:

close 在类中 org.apache.flink.api.common.functions.AbstractRichFunction

抛出:

Exception

initializeState

public void initializeState(org.apache.flink.runtime.state.FunctionInitializationContext context)
                     throws Exception

指定者:

initializeState 在接口中 org.apache.flink.streaming.api.checkpoint.CheckpointedFunction

抛出:

Exception

snapshotState

public void snapshotState(org.apache.flink.runtime.state.FunctionSnapshotContext context)
                   throws Exception

指定者:

snapshotState 在接口中 org.apache.flink.streaming.api.checkpoint.CheckpointedFunction

抛出:

Exception

run

public void run(org.apache.flink.streaming.api.functions.source.SourceFunction.SourceContext<org.apache.flink.table.data.RowData> ctx)
         throws Exception

指定者:

run 在接口中 org.apache.flink.streaming.api.functions.source.SourceFunction<org.apache.flink.table.data.RowData>

抛出:

Exception

cancel

public void cancel()

指定者:

cancel 在接口中 org.apache.flink.streaming.api.functions.source.SourceFunction<org.apache.flink.table.data.RowData>

getProducedType

public org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.table.data.RowData> getProducedType()

指定者:

getProducedType 在接口中 org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.table.data.RowData>