/*
* 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.commands.impl;
import org.apache.karaf.shell.api.action.Action;
import org.apache.karaf.shell.api.action.Argument;
import org.apache.karaf.shell.api.action.Command;
import org.apache.karaf.shell.api.action.Completion;
import org.apache.karaf.shell.api.console.Session;
import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.action.lifecycle.Service;
import org.apache.karaf.shell.support.completers.StringsCompleter;
/**
* Command to change the completion mode while using the shell console.
*/
@Command(scope = "shell", name = "completion", description = "Display or change the completion mode on the current console session.")
@Service
public class CompletionAction implements Action {
@Argument(index = 0, name = "mode", description = "The completion mode to set. The valid completion modes are: global, first, subshell.", required = false, multiValued = false)
@Completion(value = StringsCompleter.class, values = { "global", "first", "subshell" })
String mode;
@Reference
Session session;
@Override
public Object execute() throws Exception {
if (mode == null) {
System.out.println(session.get(Session.COMPLETION_MODE));
} else if (!mode.equalsIgnoreCase("global") && !mode.equalsIgnoreCase("first") && !mode.equalsIgnoreCase("subshell")) {
System.err.println("The completion mode is not correct. The valid modes are: global, first, subshell. See documentation for details.");
} else {
session.put(Session.COMPLETION_MODE, mode.toLowerCase());
}
return null;
}
}