001/*
002 * (C) Copyright 2006-2010 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bstefanescu
018 */
019package org.nuxeo.connect.update.task.live.commands;
020
021import java.io.IOException;
022import java.util.Map;
023
024import org.nuxeo.connect.update.PackageException;
025import org.nuxeo.connect.update.task.Command;
026import org.nuxeo.connect.update.task.Task;
027import org.nuxeo.connect.update.task.standalone.commands.FlushPlaceholder;
028import org.nuxeo.runtime.api.Framework;
029import org.nuxeo.runtime.reload.ReloadService;
030
031/**
032 * Flush all Nuxeo caches by calling {@link ReloadService#flush()}
033 * <p>
034 * The inverse of this command is itself.
035 *
036 * @author <a href="mailto:[email protected]">Bogdan Stefanescu</a>
037 */
038public class Flush extends FlushPlaceholder {
039
040    /**
041     * Calls the {@link ReloadService#flush()} method
042     *
043     * @since 5.6
044     * @throws PackageException
045     */
046    public static void flush() throws PackageException {
047        try {
048            Framework.getRuntime().reloadProperties();
049            ReloadService deployer = Framework.getService(ReloadService.class);
050            deployer.flush();
051        } catch (IOException e) {
052            throw new PackageException("Failed to reload repository", e);
053        }
054    }
055
056    @Override
057    protected Command doRun(Task task, Map<String, String> prefs) throws PackageException {
058        flush();
059        return new Flush();
060    }
061
062}