/** * Copyright (c) Codice Foundation * <p> * This is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser * General Public License as published by the Free Software Foundation, either version 3 of the * License, or any later version. * <p> * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. A copy of the GNU Lesser General Public License * is distributed along with this program and can be found at * <http://www.gnu.org/licenses/lgpl.html>. */ package ddf.catalog.source; /** * The Interface {@link SourceMonitor} is used as a callback object to set the availability for the * {@link ddf.catalog.util.SourcePollerRunner} * */ public interface SourceMonitor { /** * Sets the availability of the monitored source to {@link SourceStatus.AVAILABLE}. This method * is used to identify to the caller that the {@link Source} is now available. A {@link Source} * would call this method when that {@link Source} becomes available. * * @see Source#isAvailable(SourceMonitor) * @see ddf.catalog.util.SourcePollerRunner */ public void setAvailable(); /** * Sets the availability of the monitored source to {@link SourceStatus.UNAVAILABLE}. This * method is used to identify to the caller that the {@link Source} is now unavailable. A * {@link Source} would call this method when that {@link Source} has become unavailable. * * @see Source#isAvailable(SourceMonitor) * @see ddf.catalog.util.SourcePollerRunner */ public void setUnavailable(); }