Package deltix.qsrv.hf.pub.md

Class FloatDataType

java.lang.Object

deltix.qsrv.hf.pub.md.DataType

deltix.qsrv.hf.pub.md.FloatDataType

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

public final class FloatDataType
extends DataType

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FloatDataType.NumberAdapter

Nested classes/interfaces inherited from class deltix.qsrv.hf.pub.md.DataType

DataType.ConversionType

Field Summary

Fields

Modifier and Type	Field	Description
static double	DECIMAL_NULL
static java.lang.String[]	ENCODING
static java.lang.String	ENCODING_BINARY
static java.lang.String	ENCODING_DECIMAL64
static java.lang.String	ENCODING_FIXED_DOUBLE
static java.lang.String	ENCODING_FIXED_FLOAT
static java.lang.String	ENCODING_SCALE_AUTO
static int	FIXED_DOUBLE	Encode the number as a 64-bit double.
static int	FIXED_FLOAT	Encode the number as a 32-bit float.
static float	IEEE32_NULL
static double	IEEE64_NULL
java.lang.Number	max
java.lang.Number	min
static int[]	SCALE
static int	SCALE_AUTO	Encode the number as a scaled double, with automatically determined scale.
static int	SCALE_DECIMAL64

Fields inherited from class deltix.qsrv.hf.pub.md.DataType

encoding, T_ARRAY_TYPE, T_BINARY_TYPE, T_BOOLEAN_TYPE, T_CHAR_TYPE, T_DATE_TIME_TYPE, T_DOUBLE_TYPE, T_ENUM_TYPE, T_FLOAT_TYPE, T_INTEGER_TYPE, T_OBJECT_TYPE, T_STRING_TYPE, T_TIME_OF_DAY_TYPE

Constructor Summary

Constructors

Constructor	Description
FloatDataType(java.lang.String encoding, boolean nullable)
FloatDataType(java.lang.String encoding, boolean nullable, java.lang.Number min, java.lang.Number max)

Method Summary

Modifier and Type	Method	Description
protected void	assertValidImpl(java.lang.Object obj)	Checks a non-null Boxed value against constraints, if any.
boolean	check(java.lang.Number min, java.lang.Number max)
static int	extractSize(java.lang.String encoding)
java.lang.String	getBaseName()
int	getCode()
static FloatDataType	getDefaultInstance()
static java.lang.String	getEncodingScaled(int size)
java.lang.Number	getMax()
java.lang.Number	getMaxNotNull()
java.lang.Number	getMin()
java.lang.Number	getMinNotNull()
java.lang.Number[]	getRange()
int	getScale()
DataType.ConversionType	isConvertible(DataType to)
boolean	isDecimal64()
boolean	isFloat()
void	parseEncoding(java.lang.String encoding)
static int	parseEncodingScaled(java.lang.String encoding)
protected void	readFields(java.io.DataInputStream in, ClassDescriptor.TypeResolver resolver)
static java.lang.String	staticFormat(double d)
static java.lang.String	staticFormat(float f)
static java.lang.String	staticFormat(long decimal)
static double	staticParseDouble(java.lang.CharSequence text)	Convert non-null CharSequence to double
static float	staticParseFloat(java.lang.CharSequence text)	Convert non-null CharSequence to float
protected java.lang.Object	toBoxedImpl(java.lang.CharSequence text)	Parse non-null text and return an object without checking constraints.
protected java.lang.String	toStringImpl(java.lang.Object obj)	Converts a non-null, constraint-compliant Boxed value to String.
void	writeTo(java.io.DataOutputStream out)

Methods inherited from class deltix.qsrv.hf.pub.md.DataType

assertValid, clone, getEncoding, isNullable, isPrimitive, nullableInstance, outOfRange, parse, parseBoolean, parseByte, parseDate, parseDouble, parseFloat, parseInt, parseLong, parseShort, readFrom, setNullable, toString, unsupportedType

Methods inherited from class java.lang.Object

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

Field Detail

IEEE32_NULL

public static final float IEEE32_NULL

See Also:

Constant Field Values

IEEE64_NULL

public static final double IEEE64_NULL

See Also:

Constant Field Values

DECIMAL_NULL

public static final double DECIMAL_NULL

See Also:

Constant Field Values

FIXED_FLOAT

public static final int FIXED_FLOAT

Encode the number as a 32-bit float.

See Also:

Constant Field Values

ENCODING_FIXED_FLOAT

public static final java.lang.String ENCODING_FIXED_FLOAT

See Also:

Constant Field Values

FIXED_DOUBLE

public static final int FIXED_DOUBLE

Encode the number as a 64-bit double.

See Also:

Constant Field Values

ENCODING_FIXED_DOUBLE

public static final java.lang.String ENCODING_FIXED_DOUBLE

See Also:

Constant Field Values

SCALE_AUTO

public static final int SCALE_AUTO

Encode the number as a scaled double, with automatically determined scale.

See Also:

Constant Field Values

ENCODING_SCALE_AUTO

public static final java.lang.String ENCODING_SCALE_AUTO

See Also:

Constant Field Values

SCALE_DECIMAL64

public static final int SCALE_DECIMAL64

See Also:

Constant Field Values

ENCODING_DECIMAL64

public static final java.lang.String ENCODING_DECIMAL64

See Also:

Constant Field Values

ENCODING_BINARY

public static final java.lang.String ENCODING_BINARY

See Also:

Constant Field Values

ENCODING

public static final java.lang.String[] ENCODING

SCALE

public static final int[] SCALE

min

public java.lang.Number min

max

public java.lang.Number max

Constructor Detail

FloatDataType

public FloatDataType(java.lang.String encoding,
                     boolean nullable)

FloatDataType

public FloatDataType(java.lang.String encoding,
                     boolean nullable,
                     java.lang.Number min,
                     java.lang.Number max)

Method Detail

extractSize

public static int extractSize(java.lang.String encoding)
                       throws java.text.ParseException

Throws:

java.text.ParseException

getDefaultInstance

public static FloatDataType getDefaultInstance()

getBaseName

public java.lang.String getBaseName()

Specified by:

getBaseName in class DataType

getCode

public int getCode()

Specified by:

getCode in class DataType

parseEncoding

public void parseEncoding(java.lang.String encoding)

Overrides:

parseEncoding in class DataType

getMin

public java.lang.Number getMin()

getMax

public java.lang.Number getMax()

getMinNotNull

public java.lang.Number getMinNotNull()

getMaxNotNull

public java.lang.Number getMaxNotNull()

check

public boolean check(java.lang.Number min,
                     java.lang.Number max)

isFloat

public boolean isFloat()

isDecimal64

public boolean isDecimal64()

getScale

public int getScale()

getEncodingScaled

public static java.lang.String getEncodingScaled(int size)

parseEncodingScaled

public static int parseEncodingScaled(java.lang.String encoding)

assertValidImpl

protected void assertValidImpl(java.lang.Object obj)

Description copied from class: DataType

Checks a non-null Boxed value against constraints, if any. If the object is of unsupported type, this method should throw DataType.unsupportedType(java.lang.Object).

Specified by:

assertValidImpl in class DataType

Parameters:

obj - A Boxed representation of a value.

staticParseFloat

public static float staticParseFloat(java.lang.CharSequence text)

Convert non-null CharSequence to float

staticParseDouble

public static double staticParseDouble(java.lang.CharSequence text)

Convert non-null CharSequence to double

staticFormat

public static java.lang.String staticFormat(float f)

staticFormat

public static java.lang.String staticFormat(double d)

staticFormat

public static java.lang.String staticFormat(long decimal)

toBoxedImpl

protected java.lang.Object toBoxedImpl(java.lang.CharSequence text)

Description copied from class: DataType

Parse non-null text and return an object without checking constraints.

Specified by:

toBoxedImpl in class DataType

toStringImpl

protected java.lang.String toStringImpl(java.lang.Object obj)

Description copied from class: DataType

Converts a non-null, constraint-compliant Boxed value to String.

Specified by:

toStringImpl in class DataType

Parameters:

obj - A non-null, valid value.

Returns:

A String representation.

getRange

public java.lang.Number[] getRange()

isConvertible

public DataType.ConversionType isConvertible(DataType to)

Specified by:

isConvertible in class DataType

writeTo

public void writeTo(java.io.DataOutputStream out)
             throws java.io.IOException

Overrides:

writeTo in class DataType

Throws:

java.io.IOException

readFields

protected void readFields(java.io.DataInputStream in,
                          ClassDescriptor.TypeResolver resolver)
                   throws java.io.IOException

Overrides:

readFields in class DataType

Throws:

java.io.IOException