edu.berkeley.cs186.database.databox

Class IntDataBox

java.lang.Object

edu.berkeley.cs186.database.databox.DataBox

edu.berkeley.cs186.database.databox.IntDataBox

All Implemented Interfaces:

Comparable

public class IntDataBox
extends DataBox

Integer data type which serializes to 4 bytes

Nested Class Summary

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

DataBox.Types

Constructor Summary

Constructors

Constructor and Description
IntDataBox() Construct an empty IntDataBox with value 0.
IntDataBox(byte[] buf) Construct an IntDataBox from the bytes in buf.
IntDataBox(int i) Constructs an IntDataBox with value i.

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.
int	getInt()
int	getSize() Returns the fixed size of this DataBox.
void	setInt(int i)
String	toString()
DataBox.Types	type() Returns the type of the DataBox.

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

getBool, getFloat, getString, setBool, setFloat, setString

Methods inherited from class java.lang.Object

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

Constructor Detail

IntDataBox

public IntDataBox()

Construct an empty IntDataBox with value 0.

IntDataBox

public IntDataBox(int i)

Constructs an IntDataBox with value i.

Parameters:

i - the value of the IntDataBox

IntDataBox

public IntDataBox(byte[] buf)

Construct an IntDataBox from the bytes in buf.

Parameters:

buf - the byte buffer source

Method Detail

getInt

public int getInt()

Overrides:

getInt in class DataBox

setInt

public void setInt(int i)

Overrides:

setInt 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