Class PendingUpdateAction

    • Constructor Detail

      • PendingUpdateAction

        public PendingUpdateAction()
    • Method Detail

      • setOriginator

        public void setOriginator​(Expression originator)
        Set the originating update expression. This is used for diagnostics.
        Parameters:
        originator - the originating expression
      • getOriginator

        public Expression getOriginator()
        Get the originating update expression. This is used for diagnostics.
        Returns:
        the originating expression
      • apply

        public abstract void apply​(XPathContext context,
                                   java.util.Set<MutableNodeInfo> affectedRootSet)
                            throws XPathException
        Apply the pending update action to the affected nodes
        Parameters:
        context - the XPath evaluation context
        affectedRootSet - the set of root nodes of trees that have been modified, which this action should add to as necessary
        Throws:
        XPathException - if any error occurs applying the update
      • getTargetNode

        public abstract NodeInfo getTargetNode()
        Get the target node of the update action
        Returns:
        the target node, the node to which this update action applies. Returns null in the case of a delete action, which affects multiple nodes.
      • getApplyPhase

        public abstract int getApplyPhase()
        Get the phase of operation in which this pending update action is applied. See 3.2.2 upd:applyUpdates, Semantics, rule 2.
        Returns:
        the phase of operation, an integer in the range 1 to 5 representing the stages labelled a-e in the specification, or 6 for a PutAction
      • fixNodeName

        protected NodeName fixNodeName​(NodeName name)
        Fix a supplied node name for retention in the pending update list. Names held here must not contain references to mutable nodes
        Parameters:
        name - the supplied node name
        Returns:
        an immutable copy of the supplied node name