source: java/SVNAccess/src/net/oni2/svnaccess/UpdateEventHandler.java

package net.oni2.svnaccess;

import java.util.Vector;

import org.tmatesoft.svn.core.SVNCancelException;
import org.tmatesoft.svn.core.wc.ISVNEventHandler;
import org.tmatesoft.svn.core.wc.SVNEvent;
import org.tmatesoft.svn.core.wc.SVNEventAction;


/**
 * Handler to return checkout/update status
 * 
 * @author Christian Illy
 */
public class UpdateEventHandler implements ISVNEventHandler {

        Vector<String>          list;
        int                                     objects;
        SVNUpdateListener       listener;


        /**
         * Create a new UpdateEventHandler with a file name list
         * 
         * @param infoList
         *            List containing the file names of all files which will be
         *            checked out / updated
         * @param listener
         *            Listener to send status events to
         */
        public UpdateEventHandler(Vector<String> infoList,
                        SVNUpdateListener listener) {
                this.list = infoList;
                this.listener = listener;
                if (list != null)
                        objects = list.size();
                else
                        objects = -1;
        }

        public void handleEvent(SVNEvent event, double progress) {
                SVNEventAction action = event.getAction();
                if ((action == SVNEventAction.UPDATE_ADD)
                                || (action == SVNEventAction.UPDATE_UPDATE)) {
                        if (list != null) {
                                list.remove(event.getURL().getPath());
                                if (listener != null) {
                                        listener.statusUpdate(objects - list.size(), objects);
                                } else {
                                        System.out.println((objects - list.size()) + " of "
                                                        + objects + " done");
                                }
                        }
                }
        }

        /*
         * Should be implemented to check if the current operation is cancelled. If
         * it is, this method should throw an SVNCancelException.
         */
        public void checkCancelled() throws SVNCancelException {
        }
}