| /* |
| * 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.scr.action; |
| |
| import java.util.Arrays; |
| import java.util.Hashtable; |
| import java.util.List; |
| |
| import org.apache.felix.gogo.commands.Option; |
| import org.apache.felix.scr.Component; |
| import org.apache.felix.scr.ScrService; |
| import org.apache.felix.service.command.CommandSession; |
| import org.apache.karaf.shell.console.AbstractAction; |
| import org.apache.karaf.shell.console.completer.ArgumentCompleter; |
| import org.apache.karaf.shell.console.jline.CommandSessionHolder; |
| import org.apache.karaf.shell.scr.ScrCommandConstants; |
| import org.fusesource.jansi.Ansi; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.FrameworkUtil; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public abstract class ScrActionSupport extends AbstractAction { |
| |
| @Option(name = ScrActionSupport.SHOW_ALL_OPTION, |
| aliases = {ScrActionSupport.SHOW_ALL_ALIAS}, |
| description = "Show all Components including the System Components (hidden by default)", |
| required = false, |
| multiValued = false) |
| boolean showHidden = false; |
| |
| public static final String SHOW_ALL_OPTION = "-s"; |
| public static final String SHOW_ALL_ALIAS = "--show-hidden"; |
| |
| protected final Logger logger = LoggerFactory.getLogger(getClass().getName()); |
| |
| private ScrService scrService; |
| |
| @Override |
| protected Object doExecute() throws Exception { |
| if (scrService == null) { |
| String msg = "ScrService is unavailable"; |
| System.out.println(msg); |
| logger.warn(msg); |
| } else { |
| doScrAction(scrService); |
| } |
| return null; |
| } |
| |
| protected abstract Object doScrAction(ScrService scrService) throws Exception; |
| |
| protected boolean isActionable(Component component) { |
| boolean answer = true; |
| |
| return answer; |
| } |
| |
| public static boolean showHiddenComponent(Component component) { |
| boolean answer = false; |
| |
| // First look to see if the show all options is there. |
| // If it is we set showAllFlag to true so the next |
| // section will skip |
| CommandSession commandSession = CommandSessionHolder.getSession(); |
| ArgumentCompleter.ArgumentList list = (ArgumentCompleter.ArgumentList)commandSession.get(ArgumentCompleter.ARGUMENTS_LIST); |
| if (list != null && list.getArguments() != null && list.getArguments().length > 0) { |
| List<String> arguments = Arrays.asList(list.getArguments()); |
| if (arguments.contains(ScrActionSupport.SHOW_ALL_OPTION) || arguments.contains(ScrActionSupport.SHOW_ALL_ALIAS)) { |
| answer = true; |
| } |
| } |
| |
| return answer; |
| } |
| |
| @SuppressWarnings("rawtypes") |
| public static boolean isHiddenComponent(Component component) { |
| boolean answer = false; |
| |
| Hashtable properties = (Hashtable)component.getProperties(); |
| if (properties != null && properties.containsKey(ScrCommandConstants.HIDDEN_COMPONENT_KEY)) { |
| String value = (String)properties.get(ScrCommandConstants.HIDDEN_COMPONENT_KEY); |
| // If the value is false show the hidden |
| // then someone wants us to display the name |
| // of a hidden component |
| if (value != null && value.equals("true")) { |
| answer = true; |
| } |
| } |
| |
| return answer; |
| } |
| |
| public String getBoldString(String value) { |
| return Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a(value).a(Ansi.Attribute.INTENSITY_BOLD_OFF).toString(); |
| } |
| |
| public String buildRightPadBracketDisplay(String s, int max) { |
| return String.format("%1$-" + max + "s", s); |
| } |
| |
| public String buildLeftPadBracketDisplay(String s, int max) { |
| return String.format("%1$-" + max + "s", s); |
| } |
| |
| /** |
| * Get the bundleContext Object associated with this instance of |
| * ScrActionSupport. |
| * |
| * @return the bundleContext |
| */ |
| public BundleContext getBundleContext() { |
| return FrameworkUtil.getBundle(ListAction.class).getBundleContext(); |
| } |
| |
| /** |
| * Get the scrService Object associated with this instance of |
| * ScrActionSupport. |
| * |
| * @return the scrService |
| */ |
| public ScrService getScrService() { |
| return scrService; |
| } |
| |
| /** |
| * Sets the scrService Object for this ScrActionSupport instance. |
| * |
| * @param scrService the scrService to set |
| */ |
| public void setScrService(ScrService scrService) { |
| this.scrService = scrService; |
| } |
| |
| } |