public final class FloatValue extends NumericValue
?????? | ????? |
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static FloatValue |
NaN |
static FloatValue |
NEGATIVE_ZERO |
static FloatValue |
ONE |
static FloatValue |
ZERO |
typeLabel
EMPTY_CLASS_ARRAY, INDETERMINATE_ORDERING
EMPTY_VALUE_ARRAY
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FloatValue(java.lang.CharSequence val)
Constructor supplying a string
|
FloatValue(float value)
Constructor supplying a float
|
FloatValue(float value,
AtomicType type)
Constructor supplying a float and an AtomicType, for creating
a value that belongs to a user-defined subtype of xs:float.
|
?????? | ????? |
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NumericValue |
ceiling()
Implement the XPath ceiling() function
|
int |
compareTo(long other)
Compare the value to a long
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int |
compareTo(java.lang.Object other)
Compare the value to another numeric value
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ConversionResult |
convertPrimitive(BuiltInAtomicType requiredType,
boolean validate,
XPathContext context)
Convert to target data type
|
AtomicValue |
copyAsSubType(AtomicType typeLabel)
Create a copy of this atomic value, with a different type label
|
boolean |
effectiveBooleanValue()
Get the effective boolean value
|
NumericValue |
floor()
Implement the XPath floor() function
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java.lang.CharSequence |
getCanonicalLexicalRepresentation()
Get the canonical lexical representation as defined in XML Schema.
|
double |
getDoubleValue()
Get the numeric value as a double
|
float |
getFloatValue()
Get the value
|
BuiltInAtomicType |
getPrimitiveType()
Determine the primitive type of the value.
|
java.lang.Comparable |
getSchemaComparable()
Get an object that implements XML Schema comparison semantics
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java.lang.String |
getStringValue()
Get the value as a String
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java.lang.CharSequence |
getStringValueCS()
Get the value as a String
|
int |
hashCode()
Get the hashCode.
|
boolean |
isNaN()
Test whether the value is the double/float value NaN
|
boolean |
isWholeNumber()
Determine whether the value is a whole number, that is, whether it compares
equal to some integer
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NumericValue |
negate()
Negate the value
|
NumericValue |
round()
Implement the XPath round() function
|
NumericValue |
roundHalfToEven(int scale)
Implement the XPath round-to-half-even() function
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double |
signum()
Determine whether the value is negative, zero, or positive
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equals, getDecimalValue, getXPathComparable, isInteger, longValue, parseNumber, promote, toString
asAtomic, checkPermittedContents, convert, convert, getCardinality, getComponent, getItemType, getLength, getTypedValue, getTypeLabel, itemAt, iterate, process, setTypeLabel, subsequence
asItem, asItem, asIterator, asValue, convertToJava, fromItem, getIterator, iterate, makeQNameValue, reduce, stringToNumber
public static final FloatValue ZERO
public static final FloatValue NEGATIVE_ZERO
public static final FloatValue ONE
public static final FloatValue NaN
public FloatValue(java.lang.CharSequence val) throws ValidationException
public FloatValue(float value)
value
- the value of the floatpublic FloatValue(float value, AtomicType type)
value
- the value of the NumericValuetype
- the type of the value. This must be a subtype of xs:float, and the
value must conform to this type. The method does not check these conditions.public AtomicValue copyAsSubType(AtomicType typeLabel)
copyAsSubType
??? AtomicValue
typeLabel
- the type label of the new copy. The caller is responsible for checking that
the value actually conforms to this type.public BuiltInAtomicType getPrimitiveType()
getPrimitiveType
??? AtomicValue
public float getFloatValue()
getFloatValue
??? NumericValue
public double getDoubleValue()
NumericValue
getDoubleValue
??? NumericValue
public int hashCode()
hashCode
??? NumericValue
NumericValue.hashCode()
public boolean isNaN()
isNaN
??? AtomicValue
public boolean effectiveBooleanValue()
effectiveBooleanValue
??? AtomicValue
public ConversionResult convertPrimitive(BuiltInAtomicType requiredType, boolean validate, XPathContext context)
convertPrimitive
??? AtomicValue
requiredType
- an integer identifying the required atomic typecontext
- XPath dynamic context. Not used when converting from floatvalidate
- true if validation is required. If set to false, the caller guarantees that
the value is valid for the target data type, and that further validation
is therefore not required.
Note that a validation failure may be reported even if validation was not requested.public java.lang.String getStringValue()
getStringValue
???? Item
getStringValue
???? ValueRepresentation
getStringValue
??? AtomicValue
Item.getStringValueCS()
public java.lang.CharSequence getStringValueCS()
getStringValueCS
???? Item
getStringValueCS
???? ValueRepresentation
getStringValueCS
??? AtomicValue
Item.getStringValue()
public java.lang.CharSequence getCanonicalLexicalRepresentation()
getCanonicalLexicalRepresentation
??? Value
public NumericValue negate()
negate
??? NumericValue
public NumericValue floor()
floor
??? NumericValue
public NumericValue ceiling()
ceiling
??? NumericValue
public NumericValue round()
round
??? NumericValue
public NumericValue roundHalfToEven(int scale)
roundHalfToEven
??? NumericValue
scale
- the decimal position for rounding: e.g. 2 rounds to a
multiple of 0.01, while -2 rounds to a multiple of 100public double signum()
signum
??? NumericValue
public boolean isWholeNumber()
isWholeNumber
??? NumericValue
public int compareTo(java.lang.Object other)
NumericValue
compareTo
???? java.lang.Comparable
compareTo
??? NumericValue
other
- The other numeric valuepublic int compareTo(long other)
compareTo
??? NumericValue
other
- the value to be compared withpublic java.lang.Comparable getSchemaComparable()
getSchemaComparable
??? AtomicValue