uk.ac.ed.epcc.safe.accounting.parsers.value

Class BooleanParser

java.lang.Object

uk.ac.ed.epcc.safe.accounting.parsers.value.BooleanParser

All Implemented Interfaces:

ValueFormatter<java.lang.Boolean>, ValueParser<java.lang.Boolean>

public class BooleanParser
extends java.lang.Object
implements ValueParser<java.lang.Boolean>

Field Summary

Fields

Modifier and Type	Field and Description
static BooleanParser	PARSER Useful static instance of this object to be used when one doesn't want to generate lots of parsers when one will suffice

Constructor Summary

Constructors

Constructor and Description
BooleanParser()

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	format(java.lang.Boolean value) Format a value as a string.
java.lang.Class<java.lang.Boolean>	getType() Returns the Class of object this ValueParser can handle.
java.lang.Boolean	parse(java.lang.String valueString) Determines the boolean value of the string.

Methods inherited from class java.lang.Object

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

Field Detail

PARSER

public static final BooleanParser PARSER

Useful static instance of this object to be used when one doesn't want to generate lots of parsers when one will suffice

Constructor Detail

BooleanParser

public BooleanParser()

Method Detail

getType

public java.lang.Class<java.lang.Boolean> getType()

Description copied from interface: ValueParser

Returns the Class of object this ValueParser can handle. The ValueParser.parse(String) method must return objects that are assignable to this type. The #format(T) method can format any object assignable to this type. The returned class will be the exact Class (i.e. not a subclass) of this ValueParser's type

Specified by:

getType in interface ValueFormatter<java.lang.Boolean>

Specified by:

getType in interface ValueParser<java.lang.Boolean>

Returns:

The Type of this ValueParser

parse

public java.lang.Boolean parse(java.lang.String valueString)
                        throws java.lang.IllegalArgumentException,
                               java.lang.NullPointerException

Determines the boolean value of the string.

Specified by:

parse in interface ValueParser<java.lang.Boolean>

Throws:

java.lang.IllegalArgumentException

java.lang.NullPointerException

Parameters:

valueString - The string to parse

Returns:

true if valueString is equal to the string true. Returns false if valueString is equal to the string false.

See Also:

uk.ac.ed.epcc.safe.accounting.parsers.value.ValueParser#parse(java.lang .String)

format

public java.lang.String format(java.lang.Boolean value)

Description copied from interface: ValueParser

Format a value as a string. The resulting string must be in a form that can be parsed by this ValueParser

Specified by:

format in interface ValueFormatter<java.lang.Boolean>

Specified by:

format in interface ValueParser<java.lang.Boolean>

Parameters:

value - The object to format

Returns:

String