| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.karaf.shell.dev; |
| |
| import java.util.List; |
| |
| import org.apache.felix.gogo.commands.Argument; |
| import org.apache.felix.gogo.commands.Command; |
| import org.apache.felix.gogo.commands.Option; |
| import org.apache.karaf.shell.console.OsgiCommandSupport; |
| import org.apache.karaf.shell.dev.watch.BundleWatcher; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.Constants; |
| |
| @Command(scope = "dev", name = "watch", description = "Watches and updates bundles.", detailedDescription="classpath:watch.txt") |
| public class Watch extends OsgiCommandSupport { |
| |
| @Argument(index = 0, name = "urls", description = "The bundle IDs or URLs", required = false, multiValued = true) |
| List<String> urls; |
| |
| @Option(name = "-i", aliases = {}, description = "Watch interval", required = false, multiValued = false) |
| private long interval; |
| |
| @Option(name = "--start", description = "Starts watching the selected bundles", required = false, multiValued = false) |
| protected boolean start; |
| |
| @Option(name = "--stop", description = "Stops watching all bundles", required = false, multiValued = false) |
| protected boolean stop; |
| |
| @Option(name = "--remove", description = "Removes bundles from the watch list", required = false, multiValued = false) |
| protected boolean remove; |
| |
| @Option(name = "--list", description = "Displays the watch list", required = false, multiValued = false) |
| protected boolean list; |
| |
| private BundleWatcher watcher; |
| |
| @Override |
| protected Object doExecute() throws Exception { |
| |
| if (start && stop) { |
| System.err.println("Please use only one of --start and --stop options!"); |
| return null; |
| } |
| |
| if (interval > 0) { |
| System.out.println("Setting watch interval to " + interval + " ms"); |
| watcher.setInterval(interval); |
| } |
| if (stop) { |
| System.out.println("Stopping watch"); |
| watcher.stop(); |
| } |
| if (urls != null) { |
| if (remove) { |
| for (String url : urls) { |
| watcher.remove(url); |
| } |
| } else { |
| for (String url : urls) { |
| watcher.add(url); |
| } |
| } |
| } |
| if (start) { |
| System.out.println("Starting watch"); |
| watcher.start(); |
| } |
| |
| if (list) { //List the watched bundles. |
| String format = "%-40s %6s %-80s"; |
| System.out.println(String.format(format, "URL", "ID", "Bundle Name")); |
| for (String url : watcher.getWatchURLs()) { |
| |
| List<Bundle> bundleList = watcher.getBundlesByURL(url); |
| if (bundleList != null && bundleList.size() > 0) { |
| for (Bundle bundle : bundleList) { |
| System.out.println(String.format(format, url, bundle.getBundleId(), bundle.getHeaders().get(Constants.BUNDLE_NAME))); |
| } |
| } else { |
| System.out.println(String.format(format, url, "", "")); |
| } |
| } |
| } else { |
| List<String> urls = watcher.getWatchURLs(); |
| if (urls != null && urls.size()>0) { |
| System.out.println("Watched URLs/IDs: "); |
| for (String url : watcher.getWatchURLs()) { |
| System.out.println(url); |
| } |
| } else { |
| System.out.println("No watched URLs/IDs"); |
| } |
| } |
| |
| return null; |
| } |
| |
| public BundleWatcher getWatcher() { |
| return watcher; |
| } |
| |
| public void setWatcher(BundleWatcher watcher) { |
| this.watcher = watcher; |
| } |
| } |
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