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/**
 * 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.cxf.karaf.commands.completers;

import java.util.List;

import org.apache.cxf.Bus;
import org.apache.cxf.karaf.commands.internal.CXFController;
import org.apache.karaf.shell.api.action.lifecycle.Service;
import org.apache.karaf.shell.api.console.CommandLine;
import org.apache.karaf.shell.api.console.Completer;
import org.apache.karaf.shell.api.console.Session;
import org.apache.karaf.shell.support.completers.StringsCompleter;

@Service
public class BusCompleter extends CXFController implements Completer {

    @Override
    public int complete(Session session,
                        CommandLine commandLine,
                        List list) {
        StringsCompleter delegate = new StringsCompleter();
        try {
            List busses = getBusses();

            for (Bus bus : busses) {
                delegate.getStrings().add(bus.getId());
            }

        } catch (Exception e) {
            // Ignore
        }
        return delegate.complete(session, commandLine, list);
    }

}