/*
 * 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.config.completers;

import java.util.List;

import org.apache.karaf.shell.console.Completer;

/**
 * {@link jline.Completor} for Configuration Admin properties.
 *
 * Displays a list of existing properties based on the current configuration being edited.
 *
 */
public class ConfigurationPropertyCompleter implements Completer {

    public int complete(final String buffer, final int cursor, final List candidates) {
        // TODO: currently we have no way to access the session which is being run in this thread
        return -1;

//        if (vars.get(ConfigCommandSupport.PROPERTY_CONFIG_PID) == null) {
//            return -1;
//        }
//
//        Dictionary props = (Dictionary) vars.get(ConfigCommandSupport.PROPERTY_CONFIG_PROPS);
//        StringsCompleter delegate = new StringsCompleter();
//
//        for (Enumeration e = props.keys(); e.hasMoreElements();) {
//            String key = (String) e.nextElement();
//            delegate.getStrings().add(key);
//        }
//
//        return delegate.complete(buffer, cursor, candidates);
    }
}
