Class EmptyValidator

java.lang.Object
com.ctc.wstx.dtd.StructValidator
com.ctc.wstx.dtd.EmptyValidator

public class EmptyValidator extends StructValidator
Simple content model validator that accepts no elements, ever; this is true for pure #PCDATA content model as well as EMPTY content model. Can be used as a singleton, since all info needed for diagnostics is passed via methods.
  • Field Details

  • Constructor Details

    • EmptyValidator

      private EmptyValidator(String errorMsg)
  • Method Details

    • getPcdataInstance

      public static EmptyValidator getPcdataInstance()
    • getEmptyInstance

      public static EmptyValidator getEmptyInstance()
    • newInstance

      public StructValidator newInstance()
      Simple; can always (re)use instance itself; no state information is kept.
      Specified by:
      newInstance in class StructValidator
    • tryToValidate

      public String tryToValidate(PrefixedName elemName)
      Description copied from class: StructValidator
      Method called when a new (start) element is encountered within the scope of parent element this validator monitors.
      Specified by:
      tryToValidate in class StructValidator
      Returns:
      Null if element is valid in its current position; error message if not.
    • fullyValid

      public String fullyValid()
      If we ever get as far as element closing, things are all good; can just return null.
      Specified by:
      fullyValid in class StructValidator
      Returns:
      Null if the content model for the element is valid; error message if not.