| /* |
| * 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.Map; |
| import java.util.Set; |
| |
| import org.apache.karaf.features.FeaturesService; |
| import org.apache.karaf.shell.api.action.Action; |
| import org.apache.karaf.shell.api.action.Command; |
| import org.apache.karaf.shell.api.action.Option; |
| import org.apache.karaf.shell.api.action.lifecycle.Reference; |
| import org.apache.karaf.shell.api.action.lifecycle.Service; |
| import org.apache.karaf.shell.support.table.ShellTable; |
| |
| @Command(scope = "feature", name = "requirement-list", description = "List provisioning requirements.") |
| @Service |
| public class RequirementList implements Action { |
| |
| @Reference |
| private FeaturesService featuresService; |
| |
| @Option(name = "--no-format", description = "Disable table rendered output") |
| boolean noFormat; |
| |
| @Override |
| public Object execute() throws Exception { |
| Map<String, Set<String>> requirements = featuresService.listRequirements(); |
| |
| ShellTable table = new ShellTable(); |
| table.column("Region"); |
| table.column("Requirement"); |
| table.emptyTableText("No requirements defined"); |
| |
| for (Map.Entry<String, Set<String>> entry : requirements.entrySet()) { |
| for (String requirement : entry.getValue()) { |
| table.addRow().addContent(entry.getKey(), requirement); |
| } |
| } |
| |
| table.print(System.out, !noFormat); |
| |
| return null; |
| } |
| } |