PendingUpdateAction.java

package client.net.sf.saxon.ce.trans.update;

import client.net.sf.saxon.ce.expr.XPathContext;
import client.net.sf.saxon.ce.trans.XPathException;
import com.google.gwt.dom.client.Node;

/**
 * A pending update action, such as is found on a pending update list
 */
public abstract class PendingUpdateAction {

    /**
     * Apply the pending update action to the affected nodes
     * @param context the XPath evaluation context
     * @throws XPathException if any error occurs applying the update
     */

    public abstract void apply(XPathContext context) throws XPathException;

    /**
     * Get the target node of the update action
     * @return the target node, the node to which this update action applies. Returns null in the
     * case of a delete action, which affects multiple nodes.
     */

    public abstract Node getTargetNode();

}

// This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. 
// If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
// This Source Code Form is “Incompatible With Secondary Licenses”, as defined by the Mozilla Public License, v. 2.0.