Package db

Class ShortField

java.lang.Object

db.Field

db.ShortField

All Implemented Interfaces:

java.lang.Comparable<Field>

public final class ShortField
extends Field

ShortField provides a wrapper for 2-byte signed short data which is read or written to a Record.

Nested Class Summary

Nested classes/interfaces inherited from class db.Field

Field.UnsupportedFieldException

Field Summary

Fields

Modifier and Type	Field	Description
static ShortField	INSTANCE	Instance intended for defining a Table Schema
static ShortField	MAX_VALUE	Maximum short field value
static ShortField	MIN_VALUE	Minimum short field value
static ShortField	ZERO_VALUE	Zero short field value

Fields inherited from class db.Field

EMPTY_ARRAY

Constructor Summary

Constructors

Constructor	Description
ShortField()	Construct a short field with an initial value of 0.
ShortField(short s)	Construct a short field with an initial value of s.

Method Summary

Modifier and Type	Method	Description
int	compareTo(Field o)
ShortField	copyField()	Create new instance of this field with the same value.
boolean	equals(java.lang.Object obj)
byte[]	getBinaryData()	Get data as a byte array.
long	getLongValue()	Get field as a long value.
short	getShortValue()	Get field as a short value.
java.lang.String	getValueAsString()	Get field value as a formatted string
int	hashCode()
ShortField	newField()	Create new instance of this field type.
void	setBinaryData(byte[] bytes)	Set data from binary byte array.
void	setLongValue(long value)	Set field's long value.
void	setShortValue(short value)	Set field's short value.
java.lang.String	toString()

Methods inherited from class db.Field

canIndex, getBooleanValue, getByteValue, getIntValue, getString, isSameType, isVariableLength, setBooleanValue, setByteValue, setIntValue, setString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

MIN_VALUE

public static final ShortField MIN_VALUE

Minimum short field value

MAX_VALUE

public static final ShortField MAX_VALUE

Maximum short field value

ZERO_VALUE

public static final ShortField ZERO_VALUE

Zero short field value

INSTANCE

public static final ShortField INSTANCE

Instance intended for defining a Table Schema

Constructor Detail

ShortField

public ShortField()

Construct a short field with an initial value of 0.

ShortField

public ShortField(short s)

Construct a short field with an initial value of s.

Parameters:

s - initial value

Method Detail

getShortValue

public short getShortValue()

Description copied from class: Field

Get field as a short value.

Overrides:

getShortValue in class Field

Returns:

short value

setShortValue

public void setShortValue(short value)

Description copied from class: Field

Set field's short value.

Overrides:

setShortValue in class Field

Parameters:

value - short value

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getValueAsString

public java.lang.String getValueAsString()

Description copied from class: Field

Get field value as a formatted string

Specified by:

getValueAsString in class Field

Returns:

field value string

equals

public boolean equals(java.lang.Object obj)

Specified by:

equals in class Field

compareTo

public int compareTo(Field o)

copyField

public ShortField copyField()

Description copied from class: Field

Create new instance of this field with the same value.

Specified by:

copyField in class Field

Returns:

new field instance with same value

newField

public ShortField newField()

Description copied from class: Field

Create new instance of this field type.

Specified by:

newField in class Field

Returns:

new field instance with undefined initial value

getLongValue

public long getLongValue()

Description copied from class: Field

Get field as a long value. All fixed-length field objects must implement this method

Overrides:

getLongValue in class Field

Returns:

long value

setLongValue

public void setLongValue(long value)

Description copied from class: Field

Set field's long value. All fixed-length field objects must implement this method

Overrides:

setLongValue in class Field

Parameters:

value - long value

getBinaryData

public byte[] getBinaryData()

Description copied from class: Field

Get data as a byte array.

Specified by:

getBinaryData in class Field

Returns:

byte[]

setBinaryData

public void setBinaryData(byte[] bytes)

Description copied from class: Field

Set data from binary byte array. All variable-length fields must implement this method.

Specified by:

setBinaryData in class Field

Parameters:

bytes - field data

hashCode

public int hashCode()

Specified by:

hashCode in class Field