net.sf.duro

Class Tuple

java.lang.Object

net.sf.duro.Tuple

All Implemented Interfaces:

java.io.Serializable

public class Tuple
extends java.lang.Object
implements java.io.Serializable

Instances of this class represent a DuroDBMS tuple.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Tuple() Constructs an empty tuple.

Method Summary

Modifier and Type	Method and Description
java.util.Set<java.lang.String>	attributeNames() Returns a Set of all attribute names of this Tuple.
boolean	equals(java.lang.Object o)
java.lang.Object	getAttribute(java.lang.String name) Returns the value of attribute name.
int	hashCode()
boolean	isEmpty()
void	setAttribute(java.lang.String name, java.lang.Object value) Set the attribute name.
int	size()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Tuple

public Tuple()

Constructs an empty tuple.

Method Detail

getAttribute

public java.lang.Object getAttribute(java.lang.String name)

Returns the value of attribute name.

Parameters:

name - The attribute name.

Returns:

The attribute value.

setAttribute

public void setAttribute(java.lang.String name,
                         java.lang.Object value)

Set the attribute name.

Parameters:

name - The attribute name. Must not be null.

value - The attribute value. Must not be null.

attributeNames

public java.util.Set<java.lang.String> attributeNames()

Returns a Set of all attribute names of this Tuple.

Returns:

a Set of all attribute names of this Tuple.

isEmpty

public boolean isEmpty()

size

public int size()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object