| /* |
| * 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.features.command; |
| |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| import org.apache.karaf.features.Feature; |
| import org.apache.karaf.features.FeaturesService; |
| import org.apache.karaf.features.Repository; |
| import org.apache.karaf.shell.api.action.Command; |
| import org.apache.karaf.shell.api.action.Option; |
| import org.apache.karaf.shell.api.action.lifecycle.Service; |
| import org.apache.karaf.shell.support.table.ShellTable; |
| |
| @Command(scope = "feature", name = "list", description = "Lists all existing features available from the defined repositories.") |
| @Service |
| public class ListFeaturesCommand extends FeaturesCommandSupport { |
| |
| @Option(name = "-i", aliases = {"--installed"}, description = "Display a list of all installed features only", required = false, multiValued = false) |
| boolean onlyInstalled; |
| |
| @Option(name = "-r", aliases = {"--required"}, description = "Display a list of all required features only", required = false, multiValued = false) |
| boolean onlyRequired; |
| |
| @Option(name = "-s", aliases = {"--show-hidden"}, description = "Display hidden features", required = false, multiValued = false) |
| boolean showHidden; |
| |
| @Option(name = "-o", aliases = {"--ordered"}, description = "Display a list using alphabetical order ", required = false, multiValued = false) |
| boolean ordered; |
| |
| @Option(name = "--no-format", description = "Disable table rendered output", required = false, multiValued = false) |
| boolean noFormat; |
| |
| protected void doExecute(FeaturesService featuresService) throws Exception { |
| boolean needsLegend = false; |
| |
| ShellTable table = new ShellTable(); |
| table.column("Name"); |
| table.column("Version"); |
| table.column("Required"); |
| table.column("State"); |
| table.column("Repository"); |
| table.column("Description").maxSize(50); |
| table.emptyTableText(onlyInstalled ? "No features installed" : "No features available"); |
| |
| List<Repository> repos = Arrays.asList(featuresService.listRepositories()); |
| for (Repository r : repos) { |
| List<Feature> features = Arrays.asList(r.getFeatures()); |
| if (ordered) { |
| Collections.sort(features, new FeatureComparator()); |
| } |
| for (Feature f : features) { |
| if (onlyInstalled && !featuresService.isInstalled(f)) { |
| // Filter out not installed features if we only want to see the installed ones |
| continue; |
| } |
| if (onlyRequired && !featuresService.isRequired(f)) { |
| // Filter out not installed features if we only want to see the installed ones |
| continue; |
| } |
| if (!showHidden && f.isHidden()) { |
| // Filter out hidden feature if not asked to display those |
| continue; |
| } |
| table.addRow().addContent( |
| f.getName(), |
| f.getVersion(), |
| featuresService.isRequired(f) ? "x" : "", |
| featuresService.getState(f.getId()), |
| r.getName(), |
| f.getDescription()); |
| if (isInstalledViaDeployDir(r.getName())) { |
| needsLegend = true; |
| } |
| } |
| } |
| |
| table.print(System.out, !noFormat); |
| |
| if (needsLegend) { |
| System.out.println("* Installed via deploy directory"); |
| } |
| |
| } |
| |
| private boolean isInstalledViaDeployDir(String st) { |
| return (st == null || st.length() <= 1) ? false : (st.charAt(st.length() - 1) == '*'); |
| } |
| |
| class FeatureComparator implements Comparator<Feature> { |
| public int compare(Feature o1, Feature o2) { |
| return o1.getName().toLowerCase().compareTo( o2.getName().toLowerCase() ); |
| } |
| } |
| |
| } |