org.apache.flink.table.runtime.operators.match

类 RowtimeProcessFunction

java.lang.Object

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

org.apache.flink.streaming.api.functions.ProcessFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

org.apache.flink.table.runtime.operators.match.RowtimeProcessFunction

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>

public class RowtimeProcessFunction
extends org.apache.flink.streaming.api.functions.ProcessFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>
implements org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.table.data.RowData>

ProcessFunction to copy a timestamp from a RowData field into the StreamRecord.

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.flink.streaming.api.functions.ProcessFunction

org.apache.flink.streaming.api.functions.ProcessFunction.Context, org.apache.flink.streaming.api.functions.ProcessFunction.OnTimerContext

构造器概要

构造器

构造器和说明
RowtimeProcessFunction(int rowtimeIdx, org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.table.data.RowData> returnType, int precision)

方法概要

限定符和类型	方法和说明
org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.table.data.RowData>	getProducedType()
void	processElement(org.apache.flink.table.data.RowData value, org.apache.flink.streaming.api.functions.ProcessFunction.Context ctx, org.apache.flink.util.Collector<org.apache.flink.table.data.RowData> out)

从类继承的方法 org.apache.flink.streaming.api.functions.ProcessFunction

onTimer

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

close, getIterationRuntimeContext, getRuntimeContext, open, setRuntimeContext

从类继承的方法 java.lang.Object

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

构造器详细资料

RowtimeProcessFunction

public RowtimeProcessFunction(int rowtimeIdx,
                              org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.table.data.RowData> returnType,
                              int precision)

方法详细资料

processElement

public void processElement(org.apache.flink.table.data.RowData value,
                           org.apache.flink.streaming.api.functions.ProcessFunction.Context ctx,
                           org.apache.flink.util.Collector<org.apache.flink.table.data.RowData> out)
                    throws Exception

指定者:

processElement 在类中 org.apache.flink.streaming.api.functions.ProcessFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

抛出:

Exception

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>