| /* |
| * Copyright 2015 Open Networking Laboratory |
| * |
| * Licensed 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.onosproject.cli.app; |
| |
| import org.apache.karaf.shell.console.completer.ArgumentCompleter; |
| import org.apache.karaf.shell.console.completer.StringsCompleter; |
| import org.onosproject.app.ApplicationService; |
| import org.onosproject.app.ApplicationState; |
| import org.onosproject.cli.AbstractCompleter; |
| import org.onosproject.core.Application; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.SortedSet; |
| |
| import static org.onosproject.app.ApplicationState.ACTIVE; |
| import static org.onosproject.app.ApplicationState.INSTALLED; |
| import static org.onosproject.cli.AbstractShellCommand.get; |
| |
| /** |
| * Application name completer. |
| */ |
| public class ApplicationNameCompleter extends AbstractCompleter { |
| @Override |
| public int complete(String buffer, int cursor, List<String> candidates) { |
| // Delegate string completer |
| StringsCompleter delegate = new StringsCompleter(); |
| |
| // Command name is the second argument. |
| ArgumentCompleter.ArgumentList list = getArgumentList(); |
| String cmd = list.getArguments()[1]; |
| |
| // Grab apps already on the command (to prevent tab-completed duplicates) |
| // FIXME: This does not work. |
| // final Set previousApps; |
| // if (list.getArguments().length > 2) { |
| // previousApps = Sets.newHashSet( |
| // Arrays.copyOfRange(list.getArguments(), 2, list.getArguments().length)); |
| // } else { |
| // previousApps = Collections.emptySet(); |
| // } |
| |
| // Fetch our service and feed it's offerings to the string completer |
| ApplicationService service = get(ApplicationService.class); |
| Iterator<Application> it = service.getApplications().iterator(); |
| SortedSet<String> strings = delegate.getStrings(); |
| while (it.hasNext()) { |
| Application app = it.next(); |
| ApplicationState state = service.getState(app.id()); |
| // if (previousApps.contains(app.id().name())) { |
| // continue; |
| // } |
| if (cmd.equals("uninstall") || |
| (cmd.equals("activate") && state == INSTALLED) || |
| (cmd.equals("deactivate") && state == ACTIVE)) { |
| strings.add(app.id().name()); |
| } |
| } |
| |
| // Now let the completer do the work for figuring out what to offer. |
| return delegate.complete(buffer, cursor, candidates); |
| } |
| |
| } |