Package org.web3d.x3d.jsail.fields
Class SFFloat
java.lang.Object
org.web3d.x3d.jsail.fields.X3DConcreteField
org.web3d.x3d.jsail.fields.SFFloat
This utility class provides a concrete implementation corresponding to SFFloat X3D field type.
Warning: this is an abstract interface that cannot be instantiated as a concrete object. Java programmers typically only need to use concrete objects provided by the
Package hint: This specification class is defined by the X3D Java Language Binding Specification for the Scene Authoring Interface (SAI). SFFloat is a single-precision floating-point type.
Related field object:
Warning: this is an abstract interface that cannot be instantiated as a concrete object. Java programmers typically only need to use concrete objects provided by the
org.web3d.x3d.jsail
classes.
Package hint: This specification class is defined by the X3D Java Language Binding Specification for the Scene Authoring Interface (SAI). SFFloat is a single-precision floating-point type.
Related field object:
MFFloat
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Field Summary
Modifier and TypeFieldDescriptionstatic final float
Default value for this field type is 0.0.static final String
Default string value for this field type is "0.0".static final String
String constant NAME provides name of this element: SFFloatstatic final Pattern
Precompiled regular expression (regex) pattern for this field type using default REGEX value.static final String
Default regular expression (regex) pattern for this field type is \s*([+-]?static final int
Default tuple size for this field type is 1 (i.e. number of component values making up a single-field SF object).Fields inherited from class org.web3d.x3d.jsail.fields.X3DConcreteField
validationResult
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Constructor Summary
ConstructorDescriptionSFFloat()
Constructor for SFFloat performs value initialization.SFFloat
(double newValue) Constructor using double as new initial value.SFFloat
(float newValue) Constructor for SFFloat using a corresponding Java primitive float as new initial value.SFFloat
(int newValue) Constructor using int as new initial value.Constructor to copy an SFFloat value as initial value for this new field object. -
Method Summary
Modifier and TypeMethodDescriptionboolean
Determine whether two objects contain equal values.float
Provides current value of the field as a Java primitive type.float
getValue()
Get the current value.final void
Initialization for SFFloat applies default initial value.static final boolean
isArray()
Whether or not this field type is an array (false)boolean
Determine whether current value matches DEFAULT_VALUEfinal boolean
matches()
Test PATTERN match via regular expression (regex) check of current object's toString() value.static final boolean
Test PATTERN match with regular expression (regex) of provided value.setValue
(double newValue) Apply a double value to this float field type, note change in precision.void
setValue
(float newValue) Assign a new value to this field.setValue
(int newValue) Apply an int value to this float field type, note change in precision.Apply an SFFloat value to this field.setValueByString
(String newValue) Utility accessor for SFFloat using String value (which must pass parsing validation checks).Utility method to strip trailing fractional zeroes from String representations of the current object's value.static String
stripTrailingZeroes
(float value) Utility method to always strip trailing fractional zeroes from String value of any given float.toString()
Provides current value as a String.static String
toString
(float value) Static utility method to provide String representation of a correctly typed input value.final String
validate()
Validate current value via get/set comparison testsfinal String
Validate current value via regular expression (regex) check of current object's toString() value, reporting errors only if found.Methods inherited from class org.web3d.x3d.jsail.fields.X3DConcreteField
addX3DEventListener, getDefinition, getTupleSize, getValidationResult, isReadable, isWritable, removeX3DEventListener, setReadable, setWritable
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Field Details
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NAME
String constant NAME provides name of this element: SFFloat- See Also:
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DEFAULT_VALUE
public static final float DEFAULT_VALUEDefault value for this field type is 0.0.- See Also:
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DEFAULT_VALUE_STRING
Default string value for this field type is "0.0".- See Also:
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TUPLE_SIZE
public static final int TUPLE_SIZEDefault tuple size for this field type is 1 (i.e. number of component values making up a single-field SF object).- See Also:
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REGEX
Default regular expression (regex) pattern for this field type is \s*([+-]?((0|[1-9][0-9]*)(\.[0-9]*)?|\.[0-9]+)([Ee][+-]?[0-9]+)?)\s*- See Also:
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PATTERN
Precompiled regular expression (regex) pattern for this field type using default REGEX value.- See Also:
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Constructor Details
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SFFloat
public SFFloat()Constructor for SFFloat performs value initialization. -
SFFloat
Constructor to copy an SFFloat value as initial value for this new field object.- Parameters:
newValue
- The newValue to apply
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SFFloat
public SFFloat(float newValue) Constructor for SFFloat using a corresponding Java primitive float as new initial value.- Parameters:
newValue
- is new value to assign setContainerFieldOverride(containerFieldName); // apply checksConcreteField#getTupleSize(String)
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SFFloat
public SFFloat(double newValue) Constructor using double as new initial value.- Parameters:
newValue
- is new value to assign
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SFFloat
public SFFloat(int newValue) Constructor using int as new initial value.- Parameters:
newValue
- is new value to assign
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Method Details
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isArray
public static final boolean isArray()Whether or not this field type is an array (false)- Returns:
- true if array type
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initialize
public final void initialize()Initialization for SFFloat applies default initial value. Static initializer also provided to verify that the regex pattern compiles and matches that default value.- Specified by:
initialize
in classX3DConcreteField
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equals
Determine whether two objects contain equal values.- Parameters:
comparisonSFFloat
- field type to compare- Returns:
- true if equivalent, false otherwise
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validate
Validate current value via get/set comparison tests- Returns:
- empty string if get/set testing passes, warning otherwise
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validateRegex
Validate current value via regular expression (regex) check of current object's toString() value, reporting errors only if found.- Returns:
- empty string if PATTERN matches, warning otherwise
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matches
public final boolean matches()Test PATTERN match via regular expression (regex) check of current object's toString() value.- Returns:
- true if PATTERN matches, false otherwise
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matches
Test PATTERN match with regular expression (regex) of provided value.- Parameters:
value
- String to check against regex pattern for successful match- Returns:
- true if PATTERN matches, false otherwise
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setValueByString
Utility accessor for SFFloat using String value (which must pass parsing validation checks).
Warning: this method is not type safe at compile time! Best practice for X3DJSAIL programmers is to use strongly typed methods instead, in order to avoid potential for run-time errors.- Parameters:
newValue
- is new value to assign, if empty then assign DEFAULT_VALUE- Returns:
MFMatrix4d
- namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same node object).- Throws:
InvalidFieldValueException
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toString
Static utility method to provide String representation of a correctly typed input value.- Parameters:
value
- The value to convert to a String- Returns:
- String version of the provided value
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getValue
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getPrimitiveValue
public float getPrimitiveValue()Provides current value of the field as a Java primitive type.- Returns:
- current value
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toString
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setValue
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setValue
Apply a double value to this float field type, note change in precision.- Parameters:
newValue
- The double newValue to apply- Returns:
SFFloat
- namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).
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setValue
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stripTrailingZeroes
Utility method to strip trailing fractional zeroes from String representations of the current object's value. Applicability: first converting an integer (such as 100) to float and then String results in trailing decimal point and zero (such as 100.0). Functionality can be globally enabled/disabled byConfigurationProperties.setStripTrailingZeroes(boolean)
.- Returns:
- string value with trailing zeros and decimal points stripped
- See Also:
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stripTrailingZeroes
Utility method to always strip trailing fractional zeroes from String value of any given float. Applicability: first converting an integer (such as 100) to float and then String results in trailing decimal point and zero (such as 100.0). Note: not affected byConfigurationProperties.setStripTrailingZeroes(boolean)
.- Parameters:
value
- a single-precision number- Returns:
- string value with trailing zeros and decimal points stripped
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setValue
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isDefaultValue
public boolean isDefaultValue()Determine whether current value matches DEFAULT_VALUE- Returns:
- whether current value matches DEFAULT_VALUE
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