| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * Licensed 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.onosproject.ecord.carrierethernet.cli.completers; |
| |
| import org.apache.felix.service.command.CommandSession; |
| import org.apache.karaf.shell.console.CommandSessionHolder; |
| import org.apache.karaf.shell.console.completer.ArgumentCompleter; |
| import org.apache.karaf.shell.console.completer.StringsCompleter; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| |
| /** |
| * String completer which excludes strings already included in the preceding argument list. |
| */ |
| public class UniqueStringsCompleter extends StringsCompleter { |
| |
| @Override |
| public int complete(String buffer, int cursor, List candidates) { |
| |
| // Get all preceding arguments |
| CommandSession session = CommandSessionHolder.getSession(); |
| List<String> prevArgsList = Arrays.asList(((ArgumentCompleter.ArgumentList)session |
| .get("ARGUMENTS_LIST")).getArguments()); |
| |
| super.complete(buffer, cursor, candidates); |
| |
| // Remove from candidate list all strings included in preceding arguments |
| candidates.removeAll(prevArgsList); |
| |
| return candidates.isEmpty() ? - 1 : 0; |
| } |
| |
| } |