Field Detail

• p1

  protected Pattern p1

• p2

  protected Pattern p2

Constructor Detail

• UnionPattern

  public UnionPattern​(Pattern p1,
                      Pattern p2)

  Constructor

  Parameters:

  p1 - the left-hand operand

  p2 - the right-hand operand

Method Detail

• simplify

  public Pattern simplify​()
                   throws XPathException

  Simplify the pattern: perform any context-independent optimisations

  Overrides:

  simplify in class Pattern

  Returns:

  the optimised Pattern

  Throws:

  XPathException

• setOriginalText

  public void setOriginalText​(java.lang.String pattern)

  Set the original text

  Overrides:

  setOriginalText in class Pattern

• matches

  public boolean matches​(NodeInfo e,
                         Context c)
                  throws XPathException

  Determine if the supplied node matches the pattern

  Specified by:

  matches in class Pattern

  Parameters:

  e - The NodeInfo representing the Element or other node to be tested against the Pattern

  c - The context in which the match is to take place. Only relevant if the pattern uses variables.

  Returns:

  true if the node matches either of the operand patterns

  Throws:

  XPathException

• getNodeType

  public short getNodeType​()

  Determine the types of nodes to which this pattern applies. Used for optimisation. For patterns that match nodes of several types, return Node.NODE

  Overrides:

  getNodeType in class Pattern

  Returns:

  the type of node matched by this pattern. e.g. Node.ELEMENT or Node.TEXT

• getLHS

  public Pattern getLHS​()

  Get the LHS of the union

• getRHS

  public Pattern getRHS​()

  Get the RHS of the union