com.itextpdf.styledxmlparser.css.util

Class CssTypesValidationUtils

java.lang.Object

com.itextpdf.styledxmlparser.css.util.CssTypesValidationUtils

public final class CssTypesValidationUtils
extends Object

Utilities class for CSS types validating operations.

Method Summary

Modifier and Type	Method and Description
static boolean	isAngleValue(String value) Checks whether a string contains an allowed metric unit in HTML/CSS; rad, deg and grad.
static boolean	isBase64Data(String data) Checks if a data is base 64 encoded.
static boolean	isColorProperty(String value) Checks if a value is a color property.
static boolean	isEmValue(String value) Checks whether a string contains an allowed value relative to parent value.
static boolean	isExValue(String value) Checks whether a string contains an allowed value relative to element font height.
static boolean	isInitialOrInheritOrUnset(String value) Checks if value is initial, inherit or unset.
static boolean	isMetricValue(String value) Checks whether a string contains an allowed metric unit in HTML/CSS; px, in, cm, mm, pc, Q or pt.
static boolean	isNegativeValue(String value) Checks whether a string matches a negative value (e.g.
static boolean	isNumericValue(String value) Checks whether a string matches a numeric value (e.g.
static boolean	isPercentageValue(String value) Checks whether a string contains a percentage value
static boolean	isRelativeValue(String value) Checks whether a string contains an allowed value relative to previously set value.
static boolean	isRemValue(String value) Checks whether a string contains an allowed value relative to previously set root value.
static boolean	isValidNumericValue(String value) Checks if a string is in a valid format.

Methods inherited from class java.lang.Object

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

Method Detail

isAngleValue

public static boolean isAngleValue(String value)

Checks whether a string contains an allowed metric unit in HTML/CSS; rad, deg and grad.

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value contains an allowed angle value

isBase64Data

public static boolean isBase64Data(String data)

Checks if a data is base 64 encoded.

Parameters:

data - the data

Returns:

true, if the data is base 64 encoded

isColorProperty

public static boolean isColorProperty(String value)

Checks if a value is a color property.

Parameters:

value - the value

Returns:

true, if the value contains a color property

isEmValue

public static boolean isEmValue(String value)

Checks whether a string contains an allowed value relative to parent value.

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value contains a em value

isExValue

public static boolean isExValue(String value)

Checks whether a string contains an allowed value relative to element font height.

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value contains a ex value

isMetricValue

public static boolean isMetricValue(String value)

Checks whether a string contains an allowed metric unit in HTML/CSS; px, in, cm, mm, pc, Q or pt.

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value contains an allowed metric value

isNegativeValue

public static boolean isNegativeValue(String value)

Checks whether a string matches a negative value (e.g. -123, -2em, -0.123). All these metric values are allowed in HTML/CSS.

Parameters:

value - the string that needs to be checked

Returns:

true if value is negative

isNumericValue

public static boolean isNumericValue(String value)

Checks whether a string matches a numeric value (e.g. 123, 1.23, .123). All these metric values are allowed in HTML/CSS.

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value contains an allowed metric value

isPercentageValue

public static boolean isPercentageValue(String value)

Checks whether a string contains a percentage value

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value contains an allowed percentage value

isRelativeValue

public static boolean isRelativeValue(String value)

Checks whether a string contains an allowed value relative to previously set value.

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value contains an allowed metric value

isRemValue

public static boolean isRemValue(String value)

Checks whether a string contains an allowed value relative to previously set root value.

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value contains a rem value

isValidNumericValue

public static boolean isValidNumericValue(String value)

Checks if a string is in a valid format.

Parameters:

value - the string that needs to be checked

Returns:

boolean true if value is in a valid format

isInitialOrInheritOrUnset

public static boolean isInitialOrInheritOrUnset(String value)

Checks if value is initial, inherit or unset.

Parameters:

value - value to check

Returns:

true if value is initial, inherit or unset. false otherwise