/*
* 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.impl.action.osgi;
import org.apache.felix.utils.extender.AbstractExtender;
import org.apache.felix.utils.extender.Extension;
import org.apache.karaf.shell.api.console.Registry;
import org.apache.karaf.shell.impl.action.command.ManagerImpl;
import org.osgi.framework.Bundle;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Bundle extender scanning for command classes.
*/
public class CommandExtender extends AbstractExtender {
public static final String KARAF_COMMANDS = "Karaf-Commands";
private static final Logger LOGGER = LoggerFactory.getLogger(CommandExtender.class);
//
// Adapt BundleActivator to make it blueprint friendly
//
private Registry registry;
public CommandExtender(Registry registry) {
setSynchronous(true);
this.registry = registry;
this.registry.register(new ManagerImpl(this.registry, this.registry));
}
//
// Extender implementation
//
@Override
protected Extension doCreateExtension(Bundle bundle) throws Exception {
if (bundle.getHeaders().get(KARAF_COMMANDS) != null) {
return new CommandExtension(bundle, registry);
}
return null;
}
@Override
protected void debug(Bundle bundle, String msg) {
StringBuilder buf = new StringBuilder();
if ( bundle != null )
{
buf.append( bundle.getSymbolicName() );
buf.append( " (" );
buf.append( bundle.getBundleId() );
buf.append( "): " );
}
buf.append(msg);
LOGGER.debug(buf.toString());
}
@Override
protected void warn(Bundle bundle, String msg, Throwable t) {
StringBuilder buf = new StringBuilder();
if ( bundle != null )
{
buf.append( bundle.getSymbolicName() );
buf.append( " (" );
buf.append( bundle.getBundleId() );
buf.append( "): " );
}
buf.append(msg);
LOGGER.warn(buf.toString(), t);
}
@Override
protected void error(String msg, Throwable t) {
LOGGER.error(msg, t);
}
}