Package org.apache.wicket.util.parse.metapattern

Class FloatingPointGroup

java.lang.Object

org.apache.wicket.util.parse.metapattern.MetaPattern

org.apache.wicket.util.parse.metapattern.Group

org.apache.wicket.util.parse.metapattern.FloatingPointGroup

All Implemented Interfaces:

Serializable, IClusterable

public final class FloatingPointGroup
extends Group

A Group that captures floating point values (doubles and floats).

Author:

Jonathan Locke

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.wicket.util.parse.metapattern.MetaPattern

AMPERSAND, ANYTHING, ANYTHING_NON_EMPTY, AT_SIGN, BACKSLASH, COLON, COMMA, DASH, DIGIT, DIGITS, DOLLAR_SIGN, DOT, DOUBLE_QUOTED_STRING, EQUALS, EXCLAMATION_POINT, FLOATING_POINT_NUMBER, HEXADECIMAL_DIGIT, HEXADECIMAL_DIGITS, INTEGER, LEFT_CURLY, LEFT_PAREN, LEFT_SQUARE, MINUS, NON_WORD, OPTIONAL_STRING, OPTIONAL_WHITESPACE, OPTIONAL_WORD, PERCENT, PERL_INTERPOLATION, PIPE, PLUS, POSITIVE_INTEGER, POUND_SIGN, RIGHT_CURLY, RIGHT_PAREN, RIGHT_SQUARE, SEMICOLON, SLASH, STAR, STRING, TILDE, UNDERSCORE, VARIABLE_NAME, WHITESPACE, WORD, XML_ATTRIBUTE_NAME, XML_ELEMENT_NAME

Constructor Summary

Constructors

Constructor	Description
FloatingPointGroup()	Constructs an FloatingPointGroup that parses Strings that match the FLOATING_POINT_NUMBER pattern.

Method Summary

Modifier and Type	Method	Description
double	getDouble(Matcher matcher)
double	getDouble(Matcher matcher, double defaultValue)	Gets double by parsing the String matched by this capturing group.
float	getFloat(Matcher matcher)
float	getFloat(Matcher matcher, float defaultValue)	Gets float by parsing the String matched by this capturing group.

Methods inherited from class org.apache.wicket.util.parse.metapattern.Group

get, toString

Methods inherited from class org.apache.wicket.util.parse.metapattern.MetaPattern

matcher, matcher, pattern, pattern

Methods inherited from class java.lang.Object

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

Constructor Detail

FloatingPointGroup

public FloatingPointGroup()

Constructs an FloatingPointGroup that parses Strings that match the FLOATING_POINT_NUMBER pattern.

See Also:

MetaPattern.FLOATING_POINT_NUMBER

Method Detail

getFloat

public float getFloat(Matcher matcher)

Parameters:

matcher - The matcher

Returns:

The value

getFloat

public float getFloat(Matcher matcher,
                      float defaultValue)

Gets float by parsing the String matched by this capturing group.

Parameters:

matcher - The matcher

defaultValue - The default value to use if this group is omitted because it is optional

Returns:

The parsed value

getDouble

public double getDouble(Matcher matcher)

Parameters:

matcher - The matcher

Returns:

The value

getDouble

public double getDouble(Matcher matcher,
                        double defaultValue)

Gets double by parsing the String matched by this capturing group.

Parameters:

matcher - The matcher

defaultValue - The default value to use if this group is omitted because it is optional

Returns:

The parsed value