Package org.apache.druid.frame.field

Class SettableFieldPointer

java.lang.Object

org.apache.druid.frame.field.SettableFieldPointer

All Implemented Interfaces:

ReadableFieldPointer

public class SettableFieldPointer
extends Object
implements ReadableFieldPointer

A simple ReadableFieldPointer that returns the position and the length that was set on its object.

Constructor Summary

Constructors

Constructor	Description
SettableFieldPointer()

Method Summary

Modifier and Type	Method	Description
long	length()	Length of the field.
long	position()	Starting position of the field.
void	setPositionAndLength(long position, long length)	Sets the position and the length to be returned when interface's methods are called.

Methods inherited from class java.lang.Object

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

Constructor Details

SettableFieldPointer

public SettableFieldPointer()

Method Details

setPositionAndLength

public void setPositionAndLength(long position,
 long length)

Sets the position and the length to be returned when interface's methods are called.

position

public long position()

Description copied from interface: ReadableFieldPointer

Starting position of the field.

Specified by:

position in interface ReadableFieldPointer

length

public long length()

Description copied from interface: ReadableFieldPointer

Length of the field. Never necessary to read a field, since all fields can be read without knowing their entire length. Provided because it may be useful for reading in a more optimal manner.

Specified by:

length in interface ReadableFieldPointer