Package 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 Details

    • isAngleValue

      public static boolean isAngleValue (String valueArgument)
      Checks whether a string contains an allowed metric unit in HTML/CSS; rad, deg and grad.
      Parameters:
      valueArgument - 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 valueArgument)
      Checks whether a string contains an allowed value relative to parent value.
      Parameters:
      valueArgument - the string that needs to be checked
      Returns:
      boolean true if value contains a em value

    • isExValue

      public static boolean isExValue (String valueArgument)
      Checks whether a string contains an allowed value relative to element font height.
      Parameters:
      valueArgument - the string that needs to be checked
      Returns:
      boolean true if value contains a ex value

    • isMetricValue

      public static boolean isMetricValue (String valueArgument)
      Checks whether a string contains an allowed metric unit in HTML/CSS; px, in, cm, mm, pc, Q or pt.
      Parameters:
      valueArgument - 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

    • isNumber

      public static boolean isNumber (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 valueArgument)
      Checks whether a string contains a percentage value
      Parameters:
      valueArgument - the string that needs to be checked
      Returns:
      boolean true if value contains an allowed percentage value

    • isRelativeValue

      public static boolean isRelativeValue (String valueArgument)
      Checks whether a string contains an allowed value relative to previously set value.
      Parameters:
      valueArgument - the string that needs to be checked
      Returns:
      boolean true if value contains an allowed metric value

    • isRemValue

      public static boolean isRemValue (String valueArgument)
      Checks whether a string contains an allowed value relative to previously set root value.
      Parameters:
      valueArgument - 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

    • containsInitialOrInheritOrUnset

      public static boolean containsInitialOrInheritOrUnset (String value)
      Checks if value contains initial, inherit or unset.
      Parameters:
      value - value to check
      Returns:
      true if value contains initial, inherit or unset. False otherwise

    • isZero

      public static boolean isZero (String value)
      Checks whether a string contains a zero.
      Parameters:
      value - the string that needs to be checked
      Returns:
      boolean true if value contains a zero