Package db

Class BooleanField

java.lang.Object

db.Field

db.BooleanField

All Implemented Interfaces:

java.lang.Comparable<Field>

public class BooleanField
extends Field

BooleanField provides a wrapper for boolean data which is read or written to a Record.

Constructor Summary

Constructors

Constructor	Description
BooleanField()	Construct a boolean data field with an initial value of false.
BooleanField(boolean b)	Construct a boolean data field with an initial value of b.

Method Summary

Modifier and Type	Method	Description
int	compareTo(Field o)
boolean	equals(java.lang.Object obj)
byte[]	getBinaryData()	Get data as a byte array.
boolean	getBooleanValue()	Get field as a boolean value.
protected byte	getFieldType()	Return Field instance type as an integer value
long	getLongValue()	Get field as a long value.
java.lang.String	getValueAsString()
int	hashCode()
Field	newField()	Create new instance of this field type.
Field	newField(Field fieldValue)	Create new instance of this field type.
void	setBooleanValue(boolean b)	Set field's boolean value.
java.lang.String	toString()

Methods inherited from class db.Field

getByteValue, getIntValue, getShortValue, getString, isVariableLength, setBinaryData, setByteValue, setIntValue, setLongValue, setShortValue, setString

Methods inherited from class java.lang.Object

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

Constructor Detail

BooleanField

public BooleanField()

Construct a boolean data field with an initial value of false.

BooleanField

public BooleanField(boolean b)

Construct a boolean data field with an initial value of b.

Parameters:

b - initial value

Method Detail

getBooleanValue

public boolean getBooleanValue()

Description copied from class: Field

Get field as a boolean value.

Overrides:

getBooleanValue in class Field

Returns:

boolean value

setBooleanValue

public void setBooleanValue(boolean b)

Description copied from class: Field

Set field's boolean value.

Overrides:

setBooleanValue in class Field

Parameters:

b - boolean value

getFieldType

protected byte getFieldType()

Description copied from class: Field

Return Field instance type as an integer value

Specified by:

getFieldType in class Field

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getValueAsString

public java.lang.String getValueAsString()

Specified by:

getValueAsString in class Field

equals

public boolean equals(java.lang.Object obj)

Specified by:

equals in class Field

compareTo

public int compareTo(Field o)

newField

public Field newField(Field fieldValue)

Description copied from class: Field

Create new instance of this field type.

Specified by:

newField in class Field

Parameters:

fieldValue - initial field value.

Returns:

long

newField

public Field newField()

Description copied from class: Field

Create new instance of this field type.

Specified by:

newField in class Field

Returns:

long

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

getBinaryData

public byte[] getBinaryData()

Description copied from class: Field

Get data as a byte array.

Specified by:

getBinaryData in class Field

Returns:

byte[]

hashCode

public int hashCode()

Specified by:

hashCode in class Field