org.osgl

Class Lang.TypeConverter<FROM,TO>

java.lang.Object

org.osgl.Lang.FuncBase

org.osgl.Lang.F1<FROM,TO>

org.osgl.Lang.Transformer<FROM,TO>

org.osgl.Lang.TypeConverter<FROM,TO>

Type Parameters:

FROM - the generic type of input

TO - the generic type of output

All Implemented Interfaces:

Lang.Bijection<FROM,TO>, Lang.Func1<FROM,TO>, Lang.Function<FROM,TO>, Lang.MultiplicableFunction<FROM,TO>

Direct Known Subclasses:

JsonArrayToXml, JsonObjectToXml, XmlToJson

Enclosing class:

Lang

public abstract static class Lang.TypeConverter<FROM,TO>
extends Lang.Transformer<FROM,TO>

A TypeConverter is a Lang.Transformer that convert a type to another

Field Summary

Fields

Modifier and Type	Field and Description
static Lang.TypeConverter<?,Boolean>	ANY_TO_BOOLEAN
static Lang.TypeConverter<Object,com.alibaba.fastjson.JSONArray>	ANY_TO_JSON_ARRAY
static Lang.TypeConverter<Object,com.alibaba.fastjson.JSONObject>	ANY_TO_JSON_OBJECT
static Lang.TypeConverter<Object,String>	ANY_TO_STRING
static Lang.TypeConverter<Appendable,Output>	APPENDABLE_TO_OUTPUT
static Lang.TypeConverter<Appendable,Writer>	APPENDABLE_TO_WRITER
static Lang.TypeConverter<BufferedImage,byte[]>	BUFFERED_IMG_TO_OUTPUTSTREAM
static Lang.TypeConverter<byte[],ByteBuffer>	BYTEARRAY_TO_BYTEBUFFER
static Lang.TypeConverter<byte[],String>	BYTEARRAY_TO_STRING
static Lang.TypeConverter<ByteBuffer,byte[]>	BYTEBUFFER_TO_BYTEARRAY
static Lang.TypeConverter<byte[],InputStream>	BYTES_TO_INPUT_STREAM
static Lang.TypeConverter<Calendar,Date>	CALENDAR_TO_DATE
static Lang.TypeConverter<char[],CharSequence>	CHAR_ARRAY_TO_CHAR_SEQUENCE
static Lang.TypeConverter<CharSequence,char[]>	CHAR_SEQUENCE_TO_CHAR_ARRAY
static Lang.TypeConverter<Date,Calendar>	DATE_TO_CALENDAR
static Lang.TypeConverter<Date,Long>	DATE_TO_LONG
static Lang.TypeConverter<Date,Date>	DATE_TO_SQL_DATE
static Lang.TypeConverter<Date,Time>	DATE_TO_SQL_TIME
static Lang.TypeConverter<Date,Timestamp>	DATE_TO_SQL_TIMESTAMP
static Lang.TypeConverter<Date,String>	DATE_TO_STRING
static Lang.TypeConverter<Enumeration,Iterator>	ENUMERATION_TO_ITERATOR
static Lang.TypeConverter<File,InputStream>	FILE_TO_INPUTSTREAM
static Lang.TypeConverter<File,Reader>	FILE_TO_READER
static Lang.TypeConverter<File,URL>	FILE_TO_URL
Class<FROM>	fromType
static Object	HINT_CASE_INSENSITIVE Deprecated.
static Object	HINT_STRICT When this hint is used, it forces enum converter to do exact name matching rather than keyword pattern matching.
static Lang.TypeConverter<InputStream,byte[]>	INPUT_STREAM_TO_BYTES
static Lang.TypeConverter<InputStream,Reader>	INPUT_STREAM_TO_READER
static Lang.TypeConverter<InputStream,Document>	IS_TO_XML_DOCUMENT
static Lang.TypeConverter<Iterable,Iterator>	ITERABLE_TO_ITERATOR
static Lang.TypeConverter<Iterable,List>	ITERABLE_TO_LIST
static Lang.TypeConverter<Iterable,Set>	ITERABLE_TO_SET
static Lang.TypeConverter<Iterator,Enumeration>	ITERATOR_TO_ENUMERATION
static Lang.TypeConverter<Iterator,Iterable>	ITERATOR_TO_ITERABLE
static Lang.TypeConverter<com.alibaba.fastjson.JSONArray,Document>	JSON_ARRAY_TO_XML_DOCUMENT
static Lang.TypeConverter<com.alibaba.fastjson.JSONObject,Document>	JSON_OBJECT_TO_XML_DOCUMENT
static Lang.TypeConverter<Long,Date>	LONG_TO_DATE
static Lang.TypeConverter<Number,BigDecimal>	NUM_TO_BIG_DEC
static Lang.TypeConverter<Number,BigInteger>	NUM_TO_BIG_INT
static Lang.TypeConverter<Number,Byte>	NUM_TO_BYTE
static Lang.TypeConverter<Number,Double>	NUM_TO_DOUBLE
static Lang.TypeConverter<Number,Float>	NUM_TO_FLOAT
static Lang.TypeConverter<Number,Integer>	NUM_TO_INT
static Lang.TypeConverter<Number,Long>	NUM_TO_LONG
static Lang.TypeConverter<Number,Short>	NUM_TO_SHORT
static Lang.TypeConverter<Object,com.alibaba.fastjson.JSON>	OBJECT_TO_JSON
static Lang.TypeConverter<OutputStream,Writer>	OUTPUT_STREAM_TO_WRITER
static Lang.TypeConverter<Output,Writer>	OUTPUT_TO_WRITER
static Lang.TypeConverter<Reader,InputStream>	READER_TO_INPUT_STREAM
static Lang.TypeConverter<Reader,String>	READER_TO_STRING
static Lang.TypeConverter<ResultSet,List>	RESULTSET_TO_LIST
static Lang.TypeConverter<String,BigDecimal>	STRING_TO_BIG_DEC
static Lang.TypeConverter<String,BigInteger>	STRING_TO_BIG_INT
static Lang.TypeConverter<String,Byte>	STRING_TO_BYTE
static Lang.TypeConverter<String,byte[]>	STRING_TO_BYTEARRAY
static Lang.TypeConverter<String,Character>	STRING_TO_CHARACTER
static Lang.TypeConverter<String,Class>	STRING_TO_CLASS
static Lang.TypeConverter<String,Date>	STRING_TO_DATE
static Lang.TypeConverter<String,Double>	STRING_TO_DOUBLE
static Lang.TypeConverter<String,Float>	STRING_TO_FLOAT
static Lang.TypeConverter<String,Integer>	STRING_TO_INTEGER
static Lang.TypeConverter<String,com.alibaba.fastjson.JSONArray>	STRING_TO_JSON_ARRAY
static Lang.TypeConverter<String,com.alibaba.fastjson.JSONObject>	STRING_TO_JSON_OBJECT
static Lang.TypeConverter<String,Keyword>	STRING_TO_KEYWORD
static Lang.TypeConverter<String,Long>	STRING_TO_LONG
static Lang.TypeConverter<String,Reader>	STRING_TO_RADER
static Lang.TypeConverter<String,Reader>	STRING_TO_READER
static Lang.TypeConverter<String,Short>	STRING_TO_SHORT
static Lang.TypeConverter<String,Document>	STRING_TO_XML_DOCUMENT
Class<TO>	toType
static Lang.TypeConverter<URI,URL>	URI_TO_URL
static Lang.TypeConverter<URL,InputStream>	URL_TO_INPUT_STREAM
static Lang.TypeConverter<Writer,Output>	WRITER_TO_OUTPUT
static Lang.TypeConverter<Writer,OutputStream>	WRITER_TO_OUTPUT_STREAM
static Lang.TypeConverter<Document,com.alibaba.fastjson.JSONObject>	XML_DOCUMENT_TO_JSON
static Lang.TypeConverter<Document,String>	XML_DOCUMENT_TO_STRING

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	TypeConverter()
protected	TypeConverter(boolean exploreType)
	TypeConverter(Class<FROM> fromType, Class<TO> toType)

Method Summary

Modifier and Type	Method and Description
protected Charset	charsetHint(Object hint)
abstract TO	convert(FROM from) Convert value into TO type
TO	convert(FROM from, Object hint) Convert value into TO type with hint
boolean	equals(Object o)
int	hashCode()
int	hops()
static <ENUM extends Enum<ENUM>> Lang.TypeConverter<String,ENUM>	stringToEnum(Class<ENUM> enumClass)
String	toString()
TO	transform(FROM from) The place sub class to implement the transform logic

Methods inherited from class org.osgl.Lang.Transformer

adapt, apply

Methods inherited from class org.osgl.Lang.F1

andThen, andThen, applyOrElse, compose, compose, compose, compose, compose, compose, curry, invert, lift, orElse, times

Methods inherited from class org.osgl.Lang.FuncBase

breakOut

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

HINT_STRICT

public static final Object HINT_STRICT

When this hint is used, it forces enum converter to do exact name matching rather than keyword pattern matching.

HINT_CASE_INSENSITIVE

@Deprecated
public static final Object HINT_CASE_INSENSITIVE

Deprecated.

This hint is no longer used. Please refer to HINT_STRICT

fromType

public Class<FROM> fromType

toType

public Class<TO> toType

ANY_TO_STRING

public static Lang.TypeConverter<Object,String> ANY_TO_STRING

ANY_TO_BOOLEAN

public static Lang.TypeConverter<?,Boolean> ANY_TO_BOOLEAN

STRING_TO_BYTE

public static Lang.TypeConverter<String,Byte> STRING_TO_BYTE

STRING_TO_CHARACTER

public static Lang.TypeConverter<String,Character> STRING_TO_CHARACTER

STRING_TO_SHORT

public static Lang.TypeConverter<String,Short> STRING_TO_SHORT

STRING_TO_INTEGER

public static Lang.TypeConverter<String,Integer> STRING_TO_INTEGER

STRING_TO_FLOAT

public static Lang.TypeConverter<String,Float> STRING_TO_FLOAT

STRING_TO_LONG

public static Lang.TypeConverter<String,Long> STRING_TO_LONG

STRING_TO_DOUBLE

public static Lang.TypeConverter<String,Double> STRING_TO_DOUBLE

STRING_TO_BIG_INT

public static Lang.TypeConverter<String,BigInteger> STRING_TO_BIG_INT

STRING_TO_BIG_DEC

public static Lang.TypeConverter<String,BigDecimal> STRING_TO_BIG_DEC

STRING_TO_DATE

public static Lang.TypeConverter<String,Date> STRING_TO_DATE

STRING_TO_CLASS

public static Lang.TypeConverter<String,Class> STRING_TO_CLASS

STRING_TO_JSON_OBJECT

public static Lang.TypeConverter<String,com.alibaba.fastjson.JSONObject> STRING_TO_JSON_OBJECT

STRING_TO_JSON_ARRAY

public static Lang.TypeConverter<String,com.alibaba.fastjson.JSONArray> STRING_TO_JSON_ARRAY

STRING_TO_READER

public static Lang.TypeConverter<String,Reader> STRING_TO_READER

STRING_TO_KEYWORD

public static Lang.TypeConverter<String,Keyword> STRING_TO_KEYWORD

STRING_TO_XML_DOCUMENT

public static final Lang.TypeConverter<String,Document> STRING_TO_XML_DOCUMENT

IS_TO_XML_DOCUMENT

public static final Lang.TypeConverter<InputStream,Document> IS_TO_XML_DOCUMENT

XML_DOCUMENT_TO_STRING

public static final Lang.TypeConverter<Document,String> XML_DOCUMENT_TO_STRING

XML_DOCUMENT_TO_JSON

public static final Lang.TypeConverter<Document,com.alibaba.fastjson.JSONObject> XML_DOCUMENT_TO_JSON

JSON_OBJECT_TO_XML_DOCUMENT

public static final Lang.TypeConverter<com.alibaba.fastjson.JSONObject,Document> JSON_OBJECT_TO_XML_DOCUMENT

JSON_ARRAY_TO_XML_DOCUMENT

public static final Lang.TypeConverter<com.alibaba.fastjson.JSONArray,Document> JSON_ARRAY_TO_XML_DOCUMENT

ANY_TO_JSON_OBJECT

public static final Lang.TypeConverter<Object,com.alibaba.fastjson.JSONObject> ANY_TO_JSON_OBJECT

ANY_TO_JSON_ARRAY

public static final Lang.TypeConverter<Object,com.alibaba.fastjson.JSONArray> ANY_TO_JSON_ARRAY

OBJECT_TO_JSON

public static final Lang.TypeConverter<Object,com.alibaba.fastjson.JSON> OBJECT_TO_JSON

ITERATOR_TO_ITERABLE

public static Lang.TypeConverter<Iterator,Iterable> ITERATOR_TO_ITERABLE

ITERABLE_TO_ITERATOR

public static Lang.TypeConverter<Iterable,Iterator> ITERABLE_TO_ITERATOR

ITERABLE_TO_LIST

public static Lang.TypeConverter<Iterable,List> ITERABLE_TO_LIST

ITERABLE_TO_SET

public static Lang.TypeConverter<Iterable,Set> ITERABLE_TO_SET

ENUMERATION_TO_ITERATOR

public static Lang.TypeConverter<Enumeration,Iterator> ENUMERATION_TO_ITERATOR

ITERATOR_TO_ENUMERATION

public static Lang.TypeConverter<Iterator,Enumeration> ITERATOR_TO_ENUMERATION

READER_TO_STRING

public static Lang.TypeConverter<Reader,String> READER_TO_STRING

DATE_TO_STRING

public static Lang.TypeConverter<Date,String> DATE_TO_STRING

DATE_TO_LONG

public static Lang.TypeConverter<Date,Long> DATE_TO_LONG

LONG_TO_DATE

public static Lang.TypeConverter<Long,Date> LONG_TO_DATE

DATE_TO_SQL_DATE

public static Lang.TypeConverter<Date,Date> DATE_TO_SQL_DATE

DATE_TO_SQL_TIME

public static Lang.TypeConverter<Date,Time> DATE_TO_SQL_TIME

DATE_TO_SQL_TIMESTAMP

public static Lang.TypeConverter<Date,Timestamp> DATE_TO_SQL_TIMESTAMP

DATE_TO_CALENDAR

public static Lang.TypeConverter<Date,Calendar> DATE_TO_CALENDAR

CALENDAR_TO_DATE

public static Lang.TypeConverter<Calendar,Date> CALENDAR_TO_DATE

BYTEBUFFER_TO_BYTEARRAY

public static Lang.TypeConverter<ByteBuffer,byte[]> BYTEBUFFER_TO_BYTEARRAY

BYTEARRAY_TO_BYTEBUFFER

public static Lang.TypeConverter<byte[],ByteBuffer> BYTEARRAY_TO_BYTEBUFFER

BYTEARRAY_TO_STRING

public static Lang.TypeConverter<byte[],String> BYTEARRAY_TO_STRING

STRING_TO_BYTEARRAY

public static Lang.TypeConverter<String,byte[]> STRING_TO_BYTEARRAY

NUM_TO_BYTE

public static Lang.TypeConverter<Number,Byte> NUM_TO_BYTE

NUM_TO_SHORT

public static Lang.TypeConverter<Number,Short> NUM_TO_SHORT

NUM_TO_INT

public static Lang.TypeConverter<Number,Integer> NUM_TO_INT

NUM_TO_FLOAT

public static Lang.TypeConverter<Number,Float> NUM_TO_FLOAT

NUM_TO_LONG

public static Lang.TypeConverter<Number,Long> NUM_TO_LONG

NUM_TO_DOUBLE

public static Lang.TypeConverter<Number,Double> NUM_TO_DOUBLE

NUM_TO_BIG_INT

public static Lang.TypeConverter<Number,BigInteger> NUM_TO_BIG_INT

NUM_TO_BIG_DEC

public static Lang.TypeConverter<Number,BigDecimal> NUM_TO_BIG_DEC

CHAR_SEQUENCE_TO_CHAR_ARRAY

public static Lang.TypeConverter<CharSequence,char[]> CHAR_SEQUENCE_TO_CHAR_ARRAY

CHAR_ARRAY_TO_CHAR_SEQUENCE

public static Lang.TypeConverter<char[],CharSequence> CHAR_ARRAY_TO_CHAR_SEQUENCE

STRING_TO_RADER

public static Lang.TypeConverter<String,Reader> STRING_TO_RADER

FILE_TO_INPUTSTREAM

public static Lang.TypeConverter<File,InputStream> FILE_TO_INPUTSTREAM

FILE_TO_READER

public static Lang.TypeConverter<File,Reader> FILE_TO_READER

BYTES_TO_INPUT_STREAM

public static Lang.TypeConverter<byte[],InputStream> BYTES_TO_INPUT_STREAM

INPUT_STREAM_TO_BYTES

public static Lang.TypeConverter<InputStream,byte[]> INPUT_STREAM_TO_BYTES

INPUT_STREAM_TO_READER

public static Lang.TypeConverter<InputStream,Reader> INPUT_STREAM_TO_READER

READER_TO_INPUT_STREAM

public static Lang.TypeConverter<Reader,InputStream> READER_TO_INPUT_STREAM

OUTPUT_STREAM_TO_WRITER

public static Lang.TypeConverter<OutputStream,Writer> OUTPUT_STREAM_TO_WRITER

WRITER_TO_OUTPUT_STREAM

public static Lang.TypeConverter<Writer,OutputStream> WRITER_TO_OUTPUT_STREAM

URL_TO_INPUT_STREAM

public static Lang.TypeConverter<URL,InputStream> URL_TO_INPUT_STREAM

URI_TO_URL

public static Lang.TypeConverter<URI,URL> URI_TO_URL

FILE_TO_URL

public static Lang.TypeConverter<File,URL> FILE_TO_URL

APPENDABLE_TO_WRITER

public static Lang.TypeConverter<Appendable,Writer> APPENDABLE_TO_WRITER

APPENDABLE_TO_OUTPUT

public static Lang.TypeConverter<Appendable,Output> APPENDABLE_TO_OUTPUT

OUTPUT_TO_WRITER

public static Lang.TypeConverter<Output,Writer> OUTPUT_TO_WRITER

WRITER_TO_OUTPUT

public static Lang.TypeConverter<Writer,Output> WRITER_TO_OUTPUT

BUFFERED_IMG_TO_OUTPUTSTREAM

public static Lang.TypeConverter<BufferedImage,byte[]> BUFFERED_IMG_TO_OUTPUTSTREAM

RESULTSET_TO_LIST

public static Lang.TypeConverter<ResultSet,List> RESULTSET_TO_LIST

Constructor Detail

TypeConverter

public TypeConverter(Class<FROM> fromType,
                     Class<TO> toType)

TypeConverter

protected TypeConverter()

TypeConverter

protected TypeConverter(boolean exploreType)

Method Detail

hops

public int hops()

charsetHint

protected Charset charsetHint(Object hint)

transform

public final TO transform(FROM from)

Description copied from class: Lang.Transformer

The place sub class to implement the transform logic

Specified by:

transform in class Lang.Transformer<FROM,TO>

Parameters:

from - the element to be transformed

Returns:

the transformed object

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

convert

public abstract TO convert(FROM from)

Convert value into TO type

Parameters:

from - the from value

Returns:

the converted value

convert

public TO convert(FROM from,
                  Object hint)

Convert value into TO type with hint

Parameters:

from - the from value

hint - the convert hint (e.g. date format)

Returns:

the converted value

stringToEnum

public static <ENUM extends Enum<ENUM>> Lang.TypeConverter<String,ENUM> stringToEnum(Class<ENUM> enumClass)