Class CssValidator

java.lang.Object
org.owasp.validator.css.CssValidator

public class CssValidator extends Object
Encapsulates all the neceesary operations for validating individual eleements of a stylesheet (namely: selectors, conditions and properties).
Author:
Jason Li
  • Constructor Summary

    Constructors
    Constructor
    Description
    Constructs a validator for CSS selectors, conditions and properties based on the given policy.
  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    isValidCondition(String selectorName, org.w3c.css.sac.Condition condition)
    Determines whether the given condition is valid according to this validator's policy.
    boolean
    isValidProperty(String name, org.w3c.css.sac.LexicalUnit lu)
    Determines whether the given property (both name and value) are valid according to this validator's policy.
    boolean
    isValidSelector(String selectorName, org.w3c.css.sac.Selector selector)
    Determines whether the given selector name is valid according to this validator's policy.
    lexicalValueToString(org.w3c.css.sac.LexicalUnit lu)
    Converts the given lexical unit to a String representation.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  • Constructor Details

    • CssValidator

      public CssValidator(Policy policy)
      Constructs a validator for CSS selectors, conditions and properties based on the given policy.
      Parameters:
      policy - the policy file to use in this validator
  • Method Details

    • isValidProperty

      public boolean isValidProperty(String name, org.w3c.css.sac.LexicalUnit lu)
      Determines whether the given property (both name and value) are valid according to this validator's policy.
      Parameters:
      name - the name of the property
      lu - the value of the property
      Returns:
      true if this property name/value is valid; false otherwise
    • isValidSelector

      public boolean isValidSelector(String selectorName, org.w3c.css.sac.Selector selector) throws ScanException
      Determines whether the given selector name is valid according to this validator's policy.
      Parameters:
      selectorName - the name of the selector
      selector - the object representation of the selector
      results - the CleanResults object to add any error messages to
      Returns:
      true if this selector name is valid; false otherwise
      Throws:
      ScanException
    • isValidCondition

      public boolean isValidCondition(String selectorName, org.w3c.css.sac.Condition condition) throws ScanException
      Determines whether the given condition is valid according to this validator's policy.
      Parameters:
      selectorName - the name of the selector that contains this condition
      condition - the object representation of this condition
      results - the CleanResults object to add any error messages to
      Returns:
      true if this condition is valid; false otherwise
      Throws:
      ScanException
    • lexicalValueToString

      public String lexicalValueToString(org.w3c.css.sac.LexicalUnit lu)
      Converts the given lexical unit to a String representation. This method does not perform any validation - it is meant to be used in conjunction with the validator/logging methods.
      Parameters:
      lu - the lexical unit to convert
      Returns:
      a String representation of the given lexical unit