org.apache.flink.table.runtime.arrow.writers

类 NullWriter<T>

java.lang.Object

org.apache.flink.table.runtime.arrow.writers.ArrowFieldWriter<T>

org.apache.flink.table.runtime.arrow.writers.NullWriter<T>

@Internal
public class NullWriter<T>
extends ArrowFieldWriter<T>

ArrowFieldWriter for Null.

构造器概要

构造器

构造器和说明
NullWriter(org.apache.arrow.vector.NullVector nullVector)

方法概要

限定符和类型	方法和说明
void	doWrite(T in, int ordinal) Sets the field value as the field at the specified ordinal of the specified row.

从类继承的方法 org.apache.flink.table.runtime.arrow.writers.ArrowFieldWriter

finish, getCount, getValueVector, reset, write

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

NullWriter

public NullWriter(org.apache.arrow.vector.NullVector nullVector)

方法详细资料

doWrite

public void doWrite(T in,
                    int ordinal)

从类复制的说明: ArrowFieldWriter

Sets the field value as the field at the specified ordinal of the specified row.

指定者:

doWrite 在类中 ArrowFieldWriter<T>