Module java.base

Class PatternSyntaxException

    • Constructor Detail

      • PatternSyntaxException

        public PatternSyntaxException​(String desc,
                                      String regex,
                                      int index)
        Constructs a new instance of this class.
        Parameters:
        desc - A description of the error
        regex - The erroneous pattern
        index - The approximate index in the pattern of the error, or -1 if the index is not known
    • Method Detail

      • getIndex

        public int getIndex()
        Retrieves the error index.
        Returns:
        The approximate index in the pattern of the error, or -1 if the index is not known
      • getDescription

        public String getDescription()
        Retrieves the description of the error.
        Returns:
        The description of the error
      • getPattern

        public String getPattern()
        Retrieves the erroneous regular-expression pattern.
        Returns:
        The erroneous pattern
      • getMessage

        public String getMessage()
        Returns a multi-line string containing the description of the syntax error and its index, the erroneous regular-expression pattern, and a visual indication of the error index within the pattern.
        Overrides:
        getMessage in class Throwable
        Returns:
        The full detail message