Package one.microstream.typing

Class XTypes

java.lang.Object

one.microstream.typing.XTypes

public final class XTypes
extends Object

Collection of generic util logic missing or too complicated in JDK API.

Constructor Summary

Constructors

Constructor	Description
XTypes()

Method Summary

Modifier and Type	Method	Description
static Byte	asByte(Number value)
static Double	asDouble(Number value)
static Float	asFloat(Number value)
static Integer	asInteger(Number value)
static Long	asLong(Number value)
static Short	asShort(Number value)
static TypeMapping<Float>	createDefaultTypeSimilarity()
static Class<?>	directByteBufferClass()
static ByteBuffer	guaranteeDirectByteBuffer(ByteBuffer directBuffer)
static boolean	isBoolean(Object o)
static boolean	isBooleanType(Class<?> c)
static boolean	isByteType(Class<?> c)
static boolean	isCharacterType(Class<?> c)
static boolean	isCharSequenceType(Class<?> c)
static boolean	isDecimal(Object o)
static boolean	isDecimalType(Class<?> c)
static boolean	isDirectByteBuffer(ByteBuffer byteBuffer)
static boolean	isDoubleType(Class<?> c)
static boolean	isFloatType(Class<?> c)
static boolean	isIntegerType(Class<?> c)
static boolean	isLiteral(Object o)
static boolean	isLiteralType(Class<?> c)
static boolean	isLongType(Class<?> c)
static boolean	isNaturalNumber(Object o)
static boolean	isNaturalNumberType(Class<?> c)
static boolean	isNumber(Object o)
static boolean	isNumberType(Class<?> c)
static boolean	isPrimitiveWrapper(Object o)
static boolean	isShortType(Class<?> c)
static boolean	isStringType(Class<?> c)
static boolean	isValueType(Class<?> c)
static boolean	isValueType(Object o)	Checks if the type of the passed instance is an immutable special value type of the java language.
static boolean	to_boolean(byte value)
static byte	to_byte(boolean value)
static int	to_int(boolean value)
static int	to_int(double value)
static int	to_int(float value)
static int	to_int(long value)
static int	to_int(Number value)

Methods inherited from class java.lang.Object

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

Constructor Detail

XTypes

public XTypes()

Method Detail

directByteBufferClass

public static final Class<?> directByteBufferClass()

isDirectByteBuffer

public static final boolean isDirectByteBuffer(ByteBuffer byteBuffer)

guaranteeDirectByteBuffer

public static final ByteBuffer guaranteeDirectByteBuffer(ByteBuffer directBuffer)

isBooleanType

public static boolean isBooleanType(Class<?> c)

isByteType

public static boolean isByteType(Class<?> c)

isShortType

public static boolean isShortType(Class<?> c)

isIntegerType

public static boolean isIntegerType(Class<?> c)

isLongType

public static boolean isLongType(Class<?> c)

isFloatType

public static boolean isFloatType(Class<?> c)

isDoubleType

public static boolean isDoubleType(Class<?> c)

isCharacterType

public static boolean isCharacterType(Class<?> c)

isStringType

public static boolean isStringType(Class<?> c)

isCharSequenceType

public static boolean isCharSequenceType(Class<?> c)

isNaturalNumberType

public static boolean isNaturalNumberType(Class<?> c)

isDecimalType

public static boolean isDecimalType(Class<?> c)

isNumberType

public static boolean isNumberType(Class<?> c)

isLiteralType

public static boolean isLiteralType(Class<?> c)

isValueType

public static boolean isValueType(Class<?> c)

isNaturalNumber

public static boolean isNaturalNumber(Object o)

isNumber

public static boolean isNumber(Object o)

isDecimal

public static boolean isDecimal(Object o)

isLiteral

public static boolean isLiteral(Object o)

isBoolean

public static boolean isBoolean(Object o)

isValueType

public static boolean isValueType(Object o)

Checks if the type of the passed instance is an immutable special value type of the java language. This includes all primitive wrappers and String.

Parameters:

o - the instance to be checked

Returns:

true if the type of the passed instance is an immutable special value type.

isPrimitiveWrapper

public static boolean isPrimitiveWrapper(Object o)

to_byte

public static final byte to_byte(boolean value)

to_boolean

public static final boolean to_boolean(byte value)

to_int

public static final int to_int(boolean value)

to_int

public static final int to_int(long value)
                        throws NumberRangeException

Throws:

NumberRangeException

to_int

public static final int to_int(float value)
                        throws NumberRangeException

Throws:

NumberRangeException

to_int

public static final int to_int(double value)
                        throws NumberRangeException

Throws:

NumberRangeException

to_int

public static final int to_int(Number value)
                        throws NumberRangeException,
                               NullPointerException

Throws:

NumberRangeException

NullPointerException

asByte

public static final Byte asByte(Number value)

asShort

public static final Short asShort(Number value)

asInteger

public static final Integer asInteger(Number value)

asFloat

public static final Float asFloat(Number value)

asLong

public static final Long asLong(Number value)

asDouble

public static final Double asDouble(Number value)

createDefaultTypeSimilarity

public static final TypeMapping<Float> createDefaultTypeSimilarity()