com.revolsys.collection.range

Class CharRange

java.lang.Object

com.revolsys.collection.range.AbstractRange<Character>

com.revolsys.collection.range.CharRange

All Implemented Interfaces:

Comparable<AbstractRange<? extends Object>>, Iterable<Character>

public class CharRange
extends AbstractRange<Character>

Ranges are immutable

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	CharRange(char value)
protected	CharRange(char from, char to)

Method Summary

Methods

Modifier and Type	Method and Description
protected AbstractRange<?>	createNew(Object from, Object to)
AbstractRange<?>	expand(Object value) Create an expanded range to include the specified value if possible.
Character	getFrom()
Character	getTo()
static boolean	isLower(char character)
static boolean	isLowerOrUpper(char character)
static boolean	isUpper(char character)
Character	next(Object value)
Character	previous(Object value)
long	size()

Methods inherited from class com.revolsys.collection.range.AbstractRange

compare, compareFromValue, compareTo, compareToValue, contains, equals, expand, hashCode, iterator, toList, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CharRange

protected CharRange(char value)

CharRange

protected CharRange(char from,
         char to)

Method Detail

isLower

public static boolean isLower(char character)

isLowerOrUpper

public static boolean isLowerOrUpper(char character)

isUpper

public static boolean isUpper(char character)

createNew

protected AbstractRange<?> createNew(Object from,
                         Object to)

Overrides:

createNew in class AbstractRange<Character>

expand

public AbstractRange<?> expand(Object value)

Description copied from class: AbstractRange

Create an expanded range to include the specified value if possible.

• If the range contains this value return this instance.
• If the value = from - 1 return a new range from value-to
• If the value = to + 1 return a new range from from-value
• Otherwise return null as it is not a consecutive range

Overrides:

expand in class AbstractRange<Character>

Returns:

getFrom

public Character getFrom()

Specified by:

getFrom in class AbstractRange<Character>

getTo

public Character getTo()

Specified by:

getTo in class AbstractRange<Character>

next

public Character next(Object value)

Overrides:

next in class AbstractRange<Character>

previous

public Character previous(Object value)

Overrides:

previous in class AbstractRange<Character>

size

public long size()

Overrides:

size in class AbstractRange<Character>