| /* |
| * 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.geode.management.internal.cli.converters; |
| |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.springframework.shell.core.Completion; |
| import org.springframework.shell.core.Converter; |
| import org.springframework.shell.core.MethodTarget; |
| |
| import org.apache.geode.management.cli.ConverterHint; |
| import org.apache.geode.management.internal.cli.CommandManager; |
| import org.apache.geode.management.internal.cli.CommandManagerAware; |
| import org.apache.geode.management.internal.cli.help.Helper; |
| |
| /** |
| * |
| * @since GemFire 7.0 |
| */ |
| public class HintTopicConverter implements Converter<String>, CommandManagerAware { |
| |
| private CommandManager commandManager; |
| |
| @Override |
| public boolean supports(Class<?> type, String optionContext) { |
| return String.class.equals(type) && optionContext.contains(ConverterHint.HINT); |
| } |
| |
| @Override |
| public String convertFromText(String value, Class<?> targetType, String optionContext) { |
| return value; |
| } |
| |
| @Override |
| public boolean getAllPossibleValues(List<Completion> completions, Class<?> targetType, |
| String existingData, String optionContext, MethodTarget target) { |
| Helper helper = commandManager.getHelper(); |
| Set<String> topicNames = helper.getTopicNames(); |
| |
| for (String topicName : topicNames) { |
| if (existingData != null && !existingData.isEmpty()) { |
| if (topicName.startsWith(existingData)) { // match exact case |
| completions.add(new Completion(topicName)); |
| } else if (topicName.toLowerCase().startsWith(existingData.toLowerCase())) { // match |
| // case |
| // insensitive |
| String completionStr = existingData + topicName.substring(existingData.length()); |
| |
| completions.add(new Completion(completionStr)); |
| } |
| } else { |
| completions.add(new Completion(topicName)); |
| } |
| } |
| |
| return !completions.isEmpty(); |
| } |
| |
| @Override |
| public void setCommandManager(CommandManager commandManager) { |
| this.commandManager = commandManager; |
| } |
| } |