com.alibaba.fastjson.util

Class TypeUtils

java.lang.Object

com.alibaba.fastjson.util.TypeUtils

public class TypeUtils
extends Object

Author:

wenshao[szujobs@hotmail.com]

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TypeUtils.MethodInheritanceComparator

Field Summary

Fields

Modifier and Type	Field and Description
static Function<Object,Object>	castToTimestampFunction
static boolean	compatibleWithFieldName 根据field name的大小写输出输入数据
static boolean	compatibleWithJavaBean
static long	fnv1a_64_magic_hashcode
static long	fnv1a_64_magic_prime

Constructor Summary

Constructors

Constructor and Description
TypeUtils()

Method Summary

Modifier and Type	Method and Description
static void	addMapping(String className, Class<?> clazz)
static SerializeBeanInfo	buildBeanInfo(Class<?> beanType, Map<String,String> aliasMap, PropertyNamingStrategy propertyNamingStrategy)
static SerializeBeanInfo	buildBeanInfo(Class<?> beanType, Map<String,String> aliasMap, PropertyNamingStrategy propertyNamingStrategy, boolean fieldBased)
static byte	byteValue(BigDecimal decimal)
static <T> T	cast(Object obj, Class<T> clazz, ParserConfig config)
static <T> T	cast(Object obj, ParameterizedType type, ParserConfig mapping)
static <T> T	cast(Object obj, Type type, ParserConfig mapping)
static BigDecimal	castToBigDecimal(Object value)
static BigInteger	castToBigInteger(Object value)
static Boolean	castToBoolean(Object value)
static Byte	castToByte(Object value)
static byte[]	castToBytes(Object value)
static Character	castToChar(Object value)
static Date	castToDate(Object value)
static Date	castToDate(Object value, String format)
static Double	castToDouble(Object value)
static <T> T	castToEnum(Object obj, Class<T> clazz, ParserConfig mapping)
static Float	castToFloat(Object value)
static Integer	castToInt(Object value)
static <T> T	castToJavaBean(Map<String,Object> map, Class<T> clazz, ParserConfig config)
static <T> T	castToJavaBean(Object obj, Class<T> clazz)
static Long	castToLong(Object value)
static Short	castToShort(Object value)
static Object	castToSqlDate(Object value)
static Object	castToSqlTime(Object value)
static String	castToString(Object value)
static Object	castToTimestamp(Object value)
static Type	checkPrimitiveArray(GenericArrayType genericArrayType)
static void	clearClassMapping()
static List<FieldInfo>	computeGetters(Class<?> clazz, JSONType jsonType, Map<String,String> aliasMap, Map<String,Field> fieldCacheMap, boolean sorted, PropertyNamingStrategy propertyNamingStrategy)
static List<FieldInfo>	computeGetters(Class<?> clazz, Map<String,String> aliasMap)
static List<FieldInfo>	computeGetters(Class<?> clazz, Map<String,String> aliasMap, boolean sorted)
static List<FieldInfo>	computeGettersWithFieldBase(Class<?> clazz, Map<String,String> aliasMap, boolean sorted, PropertyNamingStrategy propertyNamingStrategy)
static Collection	createCollection(Type type)
static Set	createSet(Type type)
static String	decapitalize(String name)
static long	fnv1a_64_extract(String key)
static long	fnv1a_64_lower(String key)
static long	fnv1a_64(String key)
static <A extends Annotation> A	getAnnotation(Class<?> targetClass, Class<A> annotationClass)
static <A extends Annotation> A	getAnnotation(Field field, Class<A> annotationClass)
static <A extends Annotation> A	getAnnotation(Method method, Class<A> annotationClass)
static Class<?>	getClass(Type type)
static Class<?>	getClassFromMapping(String className)
static Class<?>	getCollectionItemClass(Type fieldType)
static Type	getCollectionItemType(Type fieldType)
static Field	getField(Class<?> clazz, String fieldName, Field[] declaredFields)
static Type	getGenericParamType(Type type)
static String[]	getKoltinConstructorParameters(Class clazz)
static Constructor	getKotlinConstructor(Constructor[] constructors)
static Constructor	getKotlinConstructor(Constructor[] constructors, String[] paramNames)
static Annotation[][]	getParameterAnnotations(Constructor constructor)
static Annotation[][]	getParameterAnnotations(Method method)
static int	getParserFeatures(Class<?> clazz)
static String	getPropertyNameByMethodName(String methodName) resolve property name from get/set method name
static Class<?>	getRawClass(Type type)
static int	getSerializeFeatures(Class<?> clazz) Deprecated.
static JSONField	getSuperMethodAnnotation(Class<?> clazz, Method method)
static Annotation	getXmlAccessorType(Class clazz)
static int	intValue(BigDecimal decimal)
static boolean	isAnnotationPresentManyToMany(Method method)
static boolean	isAnnotationPresentOneToMany(Method method)
static boolean	isClob(Class clazz)
static boolean	isGenericParamType(Type type)
static boolean	isHibernateInitialized(Object object)
static boolean	isJacksonCreator(Method method)
static boolean	isKotlin(Class clazz)
static boolean	isNumber(String str)
static boolean	isPath(Class<?> clazz)
static boolean	isProxy(Class<?> clazz)
static boolean	isTransient(Method method)
static boolean	isXmlField(Class clazz)
static Class<?>	loadClass(String className)
static Class<?>	loadClass(String className, ClassLoader classLoader)
static Class<?>	loadClass(String className, ClassLoader classLoader, boolean cache)
static long	longExtractValue(Number number)
static long	longValue(BigDecimal decimal)
static Object	optionalEmpty(Type type)
static double	parseDouble(String str)
static float	parseFloat(String str)
static short	shortValue(BigDecimal decimal)
static Locale	toLocale(String strVal)
static Type	unwrapOptional(Type type)

Methods inherited from class java.lang.Object

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

Field Detail

compatibleWithJavaBean

public static boolean compatibleWithJavaBean

compatibleWithFieldName

public static boolean compatibleWithFieldName

根据field name的大小写输出输入数据

castToTimestampFunction

public static Function<Object,Object> castToTimestampFunction

fnv1a_64_magic_hashcode

public static final long fnv1a_64_magic_hashcode

See Also:

Constant Field Values

fnv1a_64_magic_prime

public static final long fnv1a_64_magic_prime

See Also:

Constant Field Values

Constructor Detail

TypeUtils

public TypeUtils()

Method Detail

isXmlField

public static boolean isXmlField(Class clazz)

getXmlAccessorType

public static Annotation getXmlAccessorType(Class clazz)

isClob

public static boolean isClob(Class clazz)

castToString

public static String castToString(Object value)

castToByte

public static Byte castToByte(Object value)

castToChar

public static Character castToChar(Object value)

castToShort

public static Short castToShort(Object value)

castToBigDecimal

public static BigDecimal castToBigDecimal(Object value)

castToBigInteger

public static BigInteger castToBigInteger(Object value)

castToFloat

public static Float castToFloat(Object value)

castToDouble

public static Double castToDouble(Object value)

castToDate

public static Date castToDate(Object value)

castToDate

public static Date castToDate(Object value,
                              String format)

castToSqlDate

public static Object castToSqlDate(Object value)

longExtractValue

public static long longExtractValue(Number number)

castToSqlTime

public static Object castToSqlTime(Object value)

castToTimestamp

public static Object castToTimestamp(Object value)

isNumber

public static boolean isNumber(String str)

castToLong

public static Long castToLong(Object value)

byteValue

public static byte byteValue(BigDecimal decimal)

shortValue

public static short shortValue(BigDecimal decimal)

intValue

public static int intValue(BigDecimal decimal)

longValue

public static long longValue(BigDecimal decimal)

castToInt

public static Integer castToInt(Object value)

castToBytes

public static byte[] castToBytes(Object value)

castToBoolean

public static Boolean castToBoolean(Object value)

castToJavaBean

public static <T> T castToJavaBean(Object obj,
                                   Class<T> clazz)

cast

public static <T> T cast(Object obj,
                         Class<T> clazz,
                         ParserConfig config)

toLocale

public static Locale toLocale(String strVal)

castToEnum

public static <T> T castToEnum(Object obj,
                               Class<T> clazz,
                               ParserConfig mapping)

cast

public static <T> T cast(Object obj,
                         Type type,
                         ParserConfig mapping)

cast

public static <T> T cast(Object obj,
                         ParameterizedType type,
                         ParserConfig mapping)

castToJavaBean

public static <T> T castToJavaBean(Map<String,Object> map,
                                   Class<T> clazz,
                                   ParserConfig config)

clearClassMapping

public static void clearClassMapping()

addMapping

public static void addMapping(String className,
                              Class<?> clazz)

loadClass

public static Class<?> loadClass(String className)

isPath

public static boolean isPath(Class<?> clazz)

getClassFromMapping

public static Class<?> getClassFromMapping(String className)

loadClass

public static Class<?> loadClass(String className,
                                 ClassLoader classLoader)

loadClass

public static Class<?> loadClass(String className,
                                 ClassLoader classLoader,
                                 boolean cache)

buildBeanInfo

public static SerializeBeanInfo buildBeanInfo(Class<?> beanType,
                                              Map<String,String> aliasMap,
                                              PropertyNamingStrategy propertyNamingStrategy)

buildBeanInfo

public static SerializeBeanInfo buildBeanInfo(Class<?> beanType,
                                              Map<String,String> aliasMap,
                                              PropertyNamingStrategy propertyNamingStrategy,
                                              boolean fieldBased)

computeGettersWithFieldBase

public static List<FieldInfo> computeGettersWithFieldBase(Class<?> clazz,
                                                          Map<String,String> aliasMap,
                                                          boolean sorted,
                                                          PropertyNamingStrategy propertyNamingStrategy)

computeGetters

public static List<FieldInfo> computeGetters(Class<?> clazz,
                                             Map<String,String> aliasMap)

computeGetters

public static List<FieldInfo> computeGetters(Class<?> clazz,
                                             Map<String,String> aliasMap,
                                             boolean sorted)

computeGetters

public static List<FieldInfo> computeGetters(Class<?> clazz,
                                             JSONType jsonType,
                                             Map<String,String> aliasMap,
                                             Map<String,Field> fieldCacheMap,
                                             boolean sorted,
                                             PropertyNamingStrategy propertyNamingStrategy)

getSuperMethodAnnotation

public static JSONField getSuperMethodAnnotation(Class<?> clazz,
                                                 Method method)

isGenericParamType

public static boolean isGenericParamType(Type type)

getGenericParamType

public static Type getGenericParamType(Type type)

unwrapOptional

public static Type unwrapOptional(Type type)

getClass

public static Class<?> getClass(Type type)

getField

public static Field getField(Class<?> clazz,
                             String fieldName,
                             Field[] declaredFields)

getSerializeFeatures

public static int getSerializeFeatures(Class<?> clazz)

Deprecated.

getParserFeatures

public static int getParserFeatures(Class<?> clazz)

decapitalize

public static String decapitalize(String name)

getPropertyNameByMethodName

public static String getPropertyNameByMethodName(String methodName)

resolve property name from get/set method name

Parameters:

methodName - get/set method name

Returns:

property name

getCollectionItemType

public static Type getCollectionItemType(Type fieldType)

getCollectionItemClass

public static Class<?> getCollectionItemClass(Type fieldType)

checkPrimitiveArray

public static Type checkPrimitiveArray(GenericArrayType genericArrayType)

createSet

public static Set createSet(Type type)

createCollection

public static Collection createCollection(Type type)

getRawClass

public static Class<?> getRawClass(Type type)

isProxy

public static boolean isProxy(Class<?> clazz)

isTransient

public static boolean isTransient(Method method)

isAnnotationPresentOneToMany

public static boolean isAnnotationPresentOneToMany(Method method)

isAnnotationPresentManyToMany

public static boolean isAnnotationPresentManyToMany(Method method)

isHibernateInitialized

public static boolean isHibernateInitialized(Object object)

parseDouble

public static double parseDouble(String str)

parseFloat

public static float parseFloat(String str)

fnv1a_64_extract

public static long fnv1a_64_extract(String key)

fnv1a_64_lower

public static long fnv1a_64_lower(String key)

fnv1a_64

public static long fnv1a_64(String key)

isKotlin

public static boolean isKotlin(Class clazz)

getKotlinConstructor

public static Constructor getKotlinConstructor(Constructor[] constructors)

getKotlinConstructor

public static Constructor getKotlinConstructor(Constructor[] constructors,
                                               String[] paramNames)

getKoltinConstructorParameters

public static String[] getKoltinConstructorParameters(Class clazz)

getAnnotation

public static <A extends Annotation> A getAnnotation(Class<?> targetClass,
                                                     Class<A> annotationClass)

getAnnotation

public static <A extends Annotation> A getAnnotation(Field field,
                                                     Class<A> annotationClass)

getAnnotation

public static <A extends Annotation> A getAnnotation(Method method,
                                                     Class<A> annotationClass)

getParameterAnnotations

public static Annotation[][] getParameterAnnotations(Method method)

getParameterAnnotations

public static Annotation[][] getParameterAnnotations(Constructor constructor)

isJacksonCreator

public static boolean isJacksonCreator(Method method)

optionalEmpty

public static Object optionalEmpty(Type type)