Numbers (Groovy 1.7.0)

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Groovy 1.7.0

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org.codehaus.groovy.syntax
Class Numbers

java.lang.Object
  org.codehaus.groovy.syntax.Numbers

class Numbers
extends Object

Helper class for processing Groovy numeric literals.

Constructor Summary
`Numbers()`

Method Summary
`static boolean`	`isDigit(char c)` Returns true if the specified character is a base-10 digit.
`static boolean`	`isHexDigit(char c)` Returns true if the specified character is a base-16 digit.
`static boolean`	`isNumericTypeSpecifier(char c, boolean isDecimal)` Returns true if the specified character is a valid type specifier for a numeric value.
`static boolean`	`isOctalDigit(char c)` Returns true if the specific character is a base-8 digit.
`static Number`	`parseDecimal(String text)` Builds a Number from the given decimal descriptor.
`static Number`	`parseInteger(String text)` Builds a Number from the given integer descriptor.

Methods inherited from class Object
wait, wait, wait, hashCode, getClass, equals, toString, notify, notifyAll

Constructor Detail

Numbers()

Method Detail

public static boolean isDigit(char c)

Returns true if the specified character is a base-10 digit.

public static boolean isHexDigit(char c)

Returns true if the specified character is a base-16 digit.

public static boolean isNumericTypeSpecifier(char c, boolean isDecimal)

Returns true if the specified character is a valid type specifier for a numeric value.

public static boolean isOctalDigit(char c)

Returns true if the specific character is a base-8 digit.

public static Number parseDecimal(String text)

Builds a Number from the given decimal descriptor. Uses BigDecimal, unless, Double or Float is requested.

throws:: NumberFormatException if the number does not fit within the type requested by the type specifier suffix (invalid numbers don't make it here)

public static Number parseInteger(String text)

Builds a Number from the given integer descriptor. Creates the narrowest type possible, or a specific type, if specified.

throws:: NumberFormatException if the number does not fit within the type requested by the type specifier suffix (invalid numbers don't make it here)