com.martiansoftware.jsap.stringparsers

Class DoubleStringParser

java.lang.Object

com.martiansoftware.jsap.StringParser

com.martiansoftware.jsap.stringparsers.DoubleStringParser

public class DoubleStringParser
extends StringParser

A StringParser for parsing Doubles. The parse() method delegates the actual parsing to new Double(String). If a NumberFormatException is thrown by new Double(String), it is encapsulated in a ParseException and re-thrown.

Author:

Marty Lamb

See Also:

StringParser, Double

Constructor Summary

Constructors

Constructor and Description
DoubleStringParser() Deprecated. Use getParser() or, even better, JSAP.DOUBLE_PARSER.

Method Summary

Modifier and Type	Method and Description
static DoubleStringParser	getParser() Returns a DoubleStringParser.
Object	parse(String arg) Parses the specified argument into a Double.

Methods inherited from class com.martiansoftware.jsap.StringParser

setUp, tearDown

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleStringParser

public DoubleStringParser()

Deprecated. Use getParser() or, even better, JSAP.DOUBLE_PARSER.

Creates a new DoubleStringParser.

Method Detail

getParser

public static DoubleStringParser getParser()

Returns a DoubleStringParser.

Convenient access to the only instance returned by this method is available through JSAP.DOUBLE_PARSER.

Returns:

a DoubleStringParser.

parse

public Object parse(String arg)
             throws ParseException

Parses the specified argument into a Double. This method simply delegates the actual parsing to new Double(String). If a NumberFormatException is thrown by new Double(String), it is encapsulated in a ParseException and re-thrown.

Specified by:

parse in class StringParser

Parameters:

arg - the argument to parse

Returns:

a Double object with the value contained in the specified argument.

Throws:

ParseException - if new Double(arg) throws a NumberFormatException.

See Also:

Double, StringParser.parse(String)