Package org.joda.convert

Class OptionalDoubleStringConverter

java.lang.Object

org.joda.convert.OptionalDoubleStringConverter

All Implemented Interfaces:

FromStringConverter<Object>, StringConverter<Object>, ToStringConverter<Object>, TypedFromStringConverter<Object>, TypedStringConverter<Object>

final class OptionalDoubleStringConverter
extends Object
implements TypedStringConverter<Object>

Parse the string format of OptionalDouble from Java 8.

This is loaded by reflection only when using Java 8.

Field Summary

Fields

Modifier and Type	Field	Description
private static final Object	EMPTY
private static final Method	METHOD_GET
private static final Method	METHOD_IS_PRESENT
private static final Method	METHOD_OF
private static final Class<?>	TYPE

Constructor Summary

Constructors

Constructor	Description
OptionalDoubleStringConverter()

Method Summary

Modifier and Type	Method	Description
Object	convertFromString(Class<? extends Object> cls, String str)	Converts the specified object from a String.
String	convertToString(Object object)	Converts the specified object to a String.
Class<?>	getEffectiveType()	Gets the effective type that the converter works on.

Methods inherited from class java.lang.Object

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

Field Details

TYPE

private static final Class<?> TYPE

EMPTY

private static final Object EMPTY

METHOD_OF

private static final Method METHOD_OF

METHOD_IS_PRESENT

private static final Method METHOD_IS_PRESENT

METHOD_GET

private static final Method METHOD_GET

Constructor Details

OptionalDoubleStringConverter

OptionalDoubleStringConverter()

Method Details

convertToString

public String convertToString(Object object)

Description copied from interface: ToStringConverter

Converts the specified object to a String.

Specified by:

convertToString in interface ToStringConverter<Object>

Parameters:

object - the object to convert, not null

Returns:

the converted string, may be null but generally not

convertFromString

public Object convertFromString(Class<? extends Object> cls,
 String str)

Description copied from interface: FromStringConverter

Converts the specified object from a String.

Specified by:

convertFromString in interface FromStringConverter<Object>

Parameters:

cls - the class to convert to, not null

str - the string to convert, not null

Returns:

the converted object, may be null but generally not

getEffectiveType

public Class<?> getEffectiveType()

Description copied from interface: TypedStringConverter

Gets the effective type that the converter works on.

For example, if a class declares the FromString and ToString then the effective type of the converter is that class. If a subclass is queried for a converter, then the effective type is that of the superclass.

Specified by:

getEffectiveType in interface TypedFromStringConverter<Object>

Specified by:

getEffectiveType in interface TypedStringConverter<Object>

Returns:

the effective type