Class Seq2<T>

java.lang.Object
  Seq<T>
      Seq2<T>

public final class Seq2<T>
extends Seq<T>

A nonempty sequence subclass of Seq. See the documentation of Seq.

Nested Class Summary

Nested classes/interfaces inherited from class Seq

Seq.SeqIterator

Field Summary

protected T	car
protected Seq<T>	cdr

Constructor Summary

Seq2(T f)

Seq2(T f, Seq<T> r)

Method Summary

Seq<T>	copy() Accessor that copies the sequence.
boolean	equals(java.lang.Object obj)
T	getFirst() Accessor returning the first element in sequence.
protected Seq<T>	getSubseq()
boolean	isEmpty() Accessor testing emptyness.
int	length() Accessor determining length.
protected Seq<T>	reverseRecurs(Seq<T> buildMe)
void	setFirst(T t) Mutator that resets the first value of the sequence.
protected void	setSubseq(Seq<T> t)
protected char[]	toStringRecurs(int where)

Methods inherited from class Seq

iterator, reverse, toString

Methods inherited from class java.lang.Object

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

Field Detail

car

protected T car

cdr

protected Seq<T> cdr

Constructor Detail

Seq2

public Seq2(T f,
            Seq<T> r)

Seq2

public Seq2(T f)

Method Detail

copy

public Seq<T> copy()

Description copied from class: Seq

Accessor that copies the sequence.

Specified by:

copy in class Seq<T>

Returns:

a clone

isEmpty

public boolean isEmpty()

Description copied from class: Seq

Accessor testing emptyness.

Specified by:

isEmpty in class Seq<T>

Returns:

true iff the sequence is empty

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

length

public int length()

Description copied from class: Seq

Accessor determining length.

Specified by:

length in class Seq<T>

Returns:

an int giving the length of the sequence

setFirst

public void setFirst(T t)

Description copied from class: Seq

Mutator that resets the first value of the sequence.

Specified by:

setFirst in class Seq<T>

Parameters:

t - a generic value to replace the first in the sequence

getFirst

public T getFirst()

Description copied from class: Seq

Accessor returning the first element in sequence.

Specified by:

getFirst in class Seq<T>

Returns:

the first element of the seqeunce.

setSubseq

protected void setSubseq(Seq<T> t)

Specified by:

setSubseq in class Seq<T>

getSubseq

protected Seq<T> getSubseq()

Specified by:

getSubseq in class Seq<T>

toStringRecurs

protected char[] toStringRecurs(int where)

Specified by:

toStringRecurs in class Seq<T>

reverseRecurs

protected Seq<T> reverseRecurs(Seq<T> buildMe)

Specified by:

reverseRecurs in class Seq<T>