net.fortytwo.ripple.model

Class RippleList

java.lang.Object

net.fortytwo.ripple.ListNode<RippleValue>

net.fortytwo.ripple.model.RippleList

All Implemented Interfaces:

RippleValue

Direct Known Subclasses:

SesameList

public abstract class RippleList
extends ListNode<RippleValue>
implements RippleValue

The head of a linked-list data structure holding RippleValues.

Nested Class Summary

Nested classes/interfaces inherited from interface net.fortytwo.ripple.model.RippleValue

RippleValue.Type

Field Summary

Fields

Modifier and Type	Field and Description
protected RippleValue	first
protected RippleList	rest

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	RippleList(RippleValue first, RippleList rest)

Method Summary

Methods

Modifier and Type	Method and Description
abstract RippleList	concat(RippleList tail)
boolean	equals(Object other)
RippleValue	get(int i) Gets the item at the specified index in the list.
RippleValue	getFirst()
RippleList	getRest()
RippleValue.Type	getType()
int	hashCode()
abstract RippleList	invert()
int	length()
void	printTo(RipplePrintStream p)
void	printTo(RipplePrintStream p, boolean includeParentheses)
abstract RippleList	push(RippleValue v)
abstract void	setRDF(RDFValue id)
List<RippleValue>	toJavaList()
String	toString()

Methods inherited from class net.fortytwo.ripple.ListNode

equals, isNil

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.fortytwo.ripple.model.RippleValue

getMapping, toRDF

Field Detail

first

protected RippleValue first

rest

protected final RippleList rest

Constructor Detail

RippleList

protected RippleList(RippleValue first,
          RippleList rest)

Method Detail

getFirst

public RippleValue getFirst()

Specified by:

getFirst in class ListNode<RippleValue>

Returns:

the value at the head of the list, or null if this is a nil list

getRest

public RippleList getRest()

Specified by:

getRest in class ListNode<RippleValue>

Returns:

the rest of the list, or null if this is a nil list

setRDF

public abstract void setRDF(RDFValue id)

length

public int length()

Returns:

the number of items in this list. This is purely a convenience method.

get

public RippleValue get(int i)
                throws RippleException

Gets the item at the specified index in the list. This is purely a convenience method.

Parameters:

i - an index into the list, where the index 0 corresponds to the first item in the list

Returns:

the corresponding list item

Throws:

RippleException - if retrieval from the list fails

push

public abstract RippleList push(RippleValue v)
                         throws RippleException

Throws:

RippleException

invert

public abstract RippleList invert()

concat

public abstract RippleList concat(RippleList tail)

toString

public String toString()

Overrides:

toString in class ListNode<RippleValue>

printTo

public void printTo(RipplePrintStream p)
             throws RippleException

Specified by:

printTo in interface RippleValue

Throws:

RippleException

printTo

public void printTo(RipplePrintStream p,
           boolean includeParentheses)
             throws RippleException

Throws:

RippleException

toJavaList

public List<RippleValue> toJavaList()

Returns:

a Java list of the items in this list. This is purely a convenience method.

equals

public boolean equals(Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getType

public RippleValue.Type getType()

Specified by:

getType in interface RippleValue