/*
* 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;
}
}