edu.berkeley.cs186.database.databox

Class FloatDataBox

java.lang.Object

edu.berkeley.cs186.database.databox.DataBox

edu.berkeley.cs186.database.databox.FloatDataBox

All Implemented Interfaces:

Comparable

public class FloatDataBox
extends DataBox

Float data type which serializes to 14 bytes.

Nested Class Summary

Nested classes/interfaces inherited from class edu.berkeley.cs186.database.databox.DataBox

DataBox.Types

Constructor Summary

Constructors

Constructor and Description
FloatDataBox() Construct an empty FloatDataBox with value 0.
FloatDataBox(byte[] buf) Construct a FloatDataBox from the bytes in buf
FloatDataBox(float f) Construct an empty FloatDataBox with value f.

Method Summary

Methods

Modifier and Type	Method and Description
int	compareTo(Object obj)
boolean	equals(Object obj)
byte[]	getBytes() Returns a byte array with the data contained by this DataBox.
float	getFloat()
int	getSize() Returns the fixed size of this DataBox.
void	setFloat(float f)
String	toString()
DataBox.Types	type() Returns the type of the DataBox.

Methods inherited from class edu.berkeley.cs186.database.databox.DataBox

getBool, getInt, getString, setBool, setInt, setString

Methods inherited from class java.lang.Object

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

Constructor Detail

FloatDataBox

public FloatDataBox()

Construct an empty FloatDataBox with value 0.

FloatDataBox

public FloatDataBox(float f)

Construct an empty FloatDataBox with value f.

Parameters:

f - the value of the FloatDataBox

FloatDataBox

public FloatDataBox(byte[] buf)

Construct a FloatDataBox from the bytes in buf

Parameters:

buf - the bytes to construct the FloatDataBox from

Method Detail

getFloat

public float getFloat()

Overrides:

getFloat in class DataBox

setFloat

public void setFloat(float f)

Overrides:

setFloat in class DataBox

type

public DataBox.Types type()

Description copied from class: DataBox

Returns the type of the DataBox.

Overrides:

type in class DataBox

Returns:

the type from the Types enum

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

compareTo

public int compareTo(Object obj)

Specified by:

compareTo in interface Comparable

Overrides:

compareTo in class DataBox

getBytes

public byte[] getBytes()

Description copied from class: DataBox

Returns a byte array with the data contained by this DataBox.

Overrides:

getBytes in class DataBox

Returns:

a byte array

getSize

public int getSize()

Description copied from class: DataBox

Returns the fixed size of this DataBox.

Overrides:

getSize in class DataBox

Returns:

the size of the DataBox

toString

public String toString()

Overrides:

toString in class DataBox