com.pervasive.datarush.tokens.record

Class RecordRegister

java.lang.Object

com.pervasive.datarush.tokens.record.AbstractRecordValued<ScalarRegister>

com.pervasive.datarush.tokens.record.RecordRegister

All Implemented Interfaces:

DataRegister, RecordSettable, RecordValued, TokenSettable, TokenValued, RecordTyped, TokenTyped

public class RecordRegister
extends AbstractRecordValued<ScalarRegister>
implements DataRegister, RecordSettable

A composite register of scalar registers; a mutable RecordValued object. A RecordRegister can also be thought of as an updateable row of tabular data.

Constructor Summary

Constructors

Constructor and Description
RecordRegister(RecordTokenType type) Constructs a new null-valued register with the given record type.

Method Summary

Modifier and Type	Method and Description
void	set(TokenValued value) Sets the contained value to the given token value.
void	setNull() Sets the contained value to be null valued.
void	setZero() Sets the contained value to be zero valued.

Methods inherited from class com.pervasive.datarush.tokens.record.AbstractRecordValued

containsNull, getConverter, getField, getField, getFields, getType, isNull, newFieldIterator, newFieldIterator, newFieldIterator, size, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.pervasive.datarush.tokens.TokenValued

getType, isNull

Methods inherited from interface com.pervasive.datarush.tokens.record.RecordSettable

getField, getField, getFields, getType, size

Constructor Detail

RecordRegister

public RecordRegister(RecordTokenType type)

Constructs a new null-valued register with the given record type. The resulting field registers are all null-valued initially.

Parameters:

type - the record schema of the register

Method Detail

set

public void set(TokenValued value)

Description copied from interface: TokenSettable

Sets the contained value to the given token value. The given value must have a type compatible with this object.

Specified by:

set in interface TokenSettable

Parameters:

value - the value to which to set the container

setNull

public void setNull()

Description copied from interface: TokenSettable

Sets the contained value to be null valued.

Specified by:

setNull in interface TokenSettable

setZero

public void setZero()

Description copied from interface: TokenSettable

Sets the contained value to be zero valued.

Specified by:

setZero in interface TokenSettable