/**
* Copyright 2005-2014 Red Hat, Inc.
*
* Red Hat 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 io.fabric8.fab.osgi.commands.fab;
import org.apache.felix.gogo.commands.Argument;
import org.apache.felix.gogo.commands.Command;
import io.fabric8.fab.osgi.internal.FabClassPathResolver;
import io.fabric8.fab.osgi.commands.CommandSupport;
import io.fabric8.fab.osgi.internal.FabResolverFactoryImpl;
/**
* Shows the dependency tree of a maven artifact before it is deployed
*/
@Command(name = "tree", scope = "fab", description = "Display the dependency tree of a Fabric Bundle")
public class TreeCommand extends CommandSupport {
@Argument(index = 0, name = "fab", description = "The Bundle ID, URL or file of the FAB", required = true)
private String fab;
@Override
protected Object doExecute() throws Exception {
FabResolverFactoryImpl.FabResolverImpl impl = getFabResolverImpl(fab);
if (impl != null) {
// call FabResolver.getInfo() to get FAB to resolve all dependencies
impl.getInfo();
FabClassPathResolver resolver = impl.getClassPathResolver();
if (resolver != null) {
TreeHelper.write(System.out, resolver);
}
}
return null;
}
}