/*
* 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.scr.command.action;
import java.util.Arrays;
import java.util.List;
import org.apache.karaf.scr.command.ScrCommandConstants;
import org.apache.karaf.shell.api.action.Action;
import org.apache.karaf.shell.api.action.Option;
import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.console.CommandLine;
import org.osgi.framework.BundleContext;
import org.osgi.service.component.runtime.ServiceComponentRuntime;
import org.osgi.service.component.runtime.dto.ComponentConfigurationDTO;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public abstract class ScrActionSupport implements Action {
@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());
@Reference
private ServiceComponentRuntime serviceComponentRuntime;
@Reference
BundleContext bundleContext;
public ScrActionSupport() {
}
@Override
public Object execute() throws Exception {
if (serviceComponentRuntime == null) {
String msg = "ServiceComponentRuntime is unavailable";
System.out.println(msg);
logger.warn(msg);
} else {
doScrAction(serviceComponentRuntime);
}
return null;
}
protected abstract Object doScrAction(ServiceComponentRuntime serviceComponentRuntime) throws Exception;
public static boolean showHiddenComponent(CommandLine commandLine) {
// first look to see if the show all option is there
// if it is we set showAllFlag to true so the next section will be skipped
List<String> arguments = Arrays.asList(commandLine.getArguments());
return arguments.contains(ScrActionSupport.SHOW_ALL_OPTION) || arguments.contains(ScrActionSupport.SHOW_ALL_ALIAS);
}
@SuppressWarnings("rawtypes")
public static boolean isHiddenComponent(ComponentConfigurationDTO config) {
boolean answer = false;
if (config.properties != null) {
String value = (String) config.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
answer = Boolean.parseBoolean(value);
}
return answer;
}
/**
* Get the bundleContext Object associated with this instance of
* ScrActionSupport.
*
* @return the bundleContext
*/
public BundleContext getBundleContext() {
return bundleContext;
}
/**
* Get the ServiceComponentRuntime Object associated with this instance of
* ScrActionSupport.
*
* @return the ServiceComponentRuntime
*/
public ServiceComponentRuntime getServiceComponentRuntime() {
return serviceComponentRuntime;
}
/**
* Sets the ServiceComponentRuntime Object for this ScrActionSupport instance.
*
* @param serviceComponentRuntime the ServiceComponentRuntime to set
*/
public void setServiceComponentRuntime(ServiceComponentRuntime serviceComponentRuntime) {
this.serviceComponentRuntime = serviceComponentRuntime;
}
}