org.abstracthorizon.mercury.imap.util
Class ComposedSequence

java.lang.Object
  org.abstracthorizon.mercury.imap.util.ComposedSequence

All Implemented Interfaces:

Comparable<Sequence>, Sequence

public class ComposedSequence
extends Object
implements Sequence

Composed sequence - an ordered sequence of sequences.

Author:

Daniel Sendula

Field Summary

protected int	ptr Current pointer
protected List<Sequence>	sequences Sequences

Constructor Summary

ComposedSequence()
Constructor

Method Summary

void	add(Sequence s) Adds new sequence to composed sequence
void	clear() Clears list of sequences
int	compareTo(Sequence other) Compares two sequences returning -1, 0 or 1
boolean	contains(Sequence s) Returns true if sequence exists
void	first() Sets pointer to first element in sequences
int	getMax() Returns maximum number from the sequence
int	getMin() Returns minimum number from the sequence
Iterator<Sequence>	getSequencesAsIterator() Returns sequences list iterator
boolean	more() Returns true if there are more elements in the sequence
int	next() Returns next element from the sequence
void	remove(Sequence s) Removes sequence from list of sequences
void	setLowerLimit(int lower) Sets the lower limit in the sequence removing subsequences below that point
void	setUpperLimit(int upper) Sets the upper limit in the sequence removing subsequences above that point
String	toString() Creates a string representing all sequences

Methods inherited from class java.lang.Object

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

Field Detail

sequences

protected List<Sequence> sequences

Sequences

ptr

protected int ptr

Current pointer

Constructor Detail

ComposedSequence

public ComposedSequence()

Constructor

Method Detail

add

public void add(Sequence s)

Adds new sequence to composed sequence

Parameters:

s - sequence to be added

remove

public void remove(Sequence s)

Removes sequence from list of sequences

Parameters:

s - sequence to be removed

clear

public void clear()

Clears list of sequences

contains

public boolean contains(Sequence s)

Returns true if sequence exists

Parameters:

s - sequence

Returns:

true if sequence exists

getMin

public int getMin()

Returns minimum number from the sequence

Specified by:

getMin in interface Sequence

Returns:

minimum number from the sequence

getMax

public int getMax()

Returns maximum number from the sequence

Specified by:

getMax in interface Sequence

Returns:

maximum number from the sequence

setLowerLimit

public void setLowerLimit(int lower)

Sets the lower limit in the sequence removing subsequences below that point

Specified by:

setLowerLimit in interface Sequence

Parameters:

lower - lower limit

setUpperLimit

public void setUpperLimit(int upper)

Sets the upper limit in the sequence removing subsequences above that point

Specified by:

setUpperLimit in interface Sequence

Parameters:

lower - upper limit

first

public void first()

Sets pointer to first element in sequences

Specified by:

first in interface Sequence

more

public boolean more()

Returns true if there are more elements in the sequence

Specified by:

more in interface Sequence

Returns:

true if there are more elements in the sequence

next

public int next()

Returns next element from the sequence

Specified by:

next in interface Sequence

Returns:

next element from the sequence

getSequencesAsIterator

public Iterator<Sequence> getSequencesAsIterator()

Returns sequences list iterator

Returns:

sequences list iterator

toString

public String toString()

Creates a string representing all sequences

Overrides:

toString in class Object

Returns:

a string representing all sequences

compareTo

public int compareTo(Sequence other)

Compares two sequences returning -1, 0 or 1

Specified by:

compareTo in interface Comparable<Sequence>

Parameters:

other - other sequence

Returns:

-1, 0 or 1