hu.elte.eserial.util

Class TypeUtils

java.lang.Object

hu.elte.eserial.util.TypeUtils

public class TypeUtils
extends java.lang.Object

Contains helper methods for built-in types.

Method Summary

Modifier and Type	Method and Description
static java.lang.Class	convertTypeToClass(java.lang.reflect.Type type) Converts type to a class.
static java.lang.reflect.Type	getTypeArgument(java.lang.reflect.Type type, int i) Returns the TypeArgument of a Type if parameterized, else null.
static boolean	isArray(java.lang.Class<?> type) Determines if the given Type is an array.
static boolean	isAssignableFrom(java.lang.Class from, java.lang.Class target) Determines if the given from class is assignable from the target class.
static boolean	isBoolean(java.lang.Class<?> type) Determines if the given Type is a boolean.
static boolean	isCharacter(java.lang.Class<?> type) Determines if the given Type is a character.
static boolean	isCompound(java.lang.Class<?> type) Determines if the given Type is compound (not primitive, not wrapper, not a string).
static boolean	isDate(java.lang.Class<?> type) Determines if the given Type is a date.
static boolean	isDecimal(java.lang.Class<?> type) Determines if the given Type is a decimal number.
static boolean	isEnum(java.lang.Class<?> type) Determines if the given Type is an enum.
static boolean	isLong(java.lang.Class<?> type) Determines if the given Type is a long.
static boolean	isNumber(java.lang.Class<?> type) Determines if the given Type is a number.
static boolean	isPrimitive(java.lang.Class<?> type) Determines if the given Type is a primitive (excluding void).
static boolean	isString(java.lang.Class<?> type) Determines if the given Type is a string.
static boolean	isWrapper(java.lang.Class<?> type) Determines if the given Type is a wrapper.

Methods inherited from class java.lang.Object

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

Method Detail

isPrimitive

public static boolean isPrimitive(java.lang.Class<?> type)

Determines if the given Type is a primitive (excluding void).

Parameters:

type - an arbitrary class

Returns:

true if type is a primitive type

isWrapper

public static boolean isWrapper(java.lang.Class<?> type)

Determines if the given Type is a wrapper.

Parameters:

type - an arbitrary class

Returns:

true if type is a wrapper type

isString

public static boolean isString(java.lang.Class<?> type)

Determines if the given Type is a string.

Parameters:

type - an arbitrary class

Returns:

true if type is a string

isCompound

public static boolean isCompound(java.lang.Class<?> type)

Determines if the given Type is compound (not primitive, not wrapper, not a string).

Parameters:

type - an arbitrary class

Returns:

true if type is compound

isAssignableFrom

public static boolean isAssignableFrom(java.lang.Class from,
                                       java.lang.Class target)

Determines if the given from class is assignable from the target class.

Parameters:

from - is an arbitrary class

target - is an arbitrary class

Returns:

true if target is assignable from from

isNumber

public static boolean isNumber(java.lang.Class<?> type)

Determines if the given Type is a number.

Parameters:

type - an arbitrary class

Returns:

true if type is a number

isArray

public static boolean isArray(java.lang.Class<?> type)

Determines if the given Type is an array.

Parameters:

type - an arbitrary class

Returns:

true if type is an array

isEnum

public static boolean isEnum(java.lang.Class<?> type)

Determines if the given Type is an enum.

Parameters:

type - an arbitrary class

Returns:

true if type is an enum

isDate

public static boolean isDate(java.lang.Class<?> type)

Determines if the given Type is a date.

Parameters:

type - an arbitrary class

Returns:

true if type is a date

isBoolean

public static boolean isBoolean(java.lang.Class<?> type)

Determines if the given Type is a boolean.

Parameters:

type - an arbitrary class

Returns:

true if type is a boolean

isCharacter

public static boolean isCharacter(java.lang.Class<?> type)

Determines if the given Type is a character.

Parameters:

type - an arbitrary class

Returns:

true if type is a character

isLong

public static boolean isLong(java.lang.Class<?> type)

Determines if the given Type is a long.

Parameters:

type - an arbitrary class

Returns:

true if type is a long

isDecimal

public static boolean isDecimal(java.lang.Class<?> type)

Determines if the given Type is a decimal number.

Parameters:

type - an arbitrary class

Returns:

true if type is a long

convertTypeToClass

public static java.lang.Class convertTypeToClass(java.lang.reflect.Type type)

Converts type to a class.

Parameters:

type - is a Type

Returns:

the class represented by the given Type

getTypeArgument

public static java.lang.reflect.Type getTypeArgument(java.lang.reflect.Type type,
                                                     int i)

Returns the TypeArgument of a Type if parameterized, else null.

Parameters:

type - is a Type

i - is the index of the ActualTypeArgument

Returns:

the i_th type parameter of the given type if parametrized, else null