| /* |
| * 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.decanter.collector.utils; |
| |
| import java.net.InetAddress; |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| import java.util.Dictionary; |
| import java.util.Enumeration; |
| import java.util.Map; |
| import java.util.UUID; |
| |
| public class PropertiesPreparator { |
| |
| private final static String FIELDS_ADD = "fields.add."; |
| private final static String FIELDS_RENAME = "fields.rename."; |
| private final static String FIELDS_REMOVE = "fields.remove."; |
| |
| private static SimpleDateFormat tsFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSX"); |
| |
| /** |
| * Prepare the data sent to the dispatcher using default properties and provided custom fields. |
| * |
| * @param data Data container sent to the dispatcher by the collector. |
| * @param properties Custom properties included in the data. |
| */ |
| public static void prepare(Map<String, Object> data, Dictionary<String, Object> properties) throws Exception { |
| // add the karaf instance name if it doesn't exist in the data |
| String karafName = (String) data.get("karafName"); |
| if (karafName == null) { |
| karafName = System.getProperty("karaf.name"); |
| if (karafName != null) { |
| data.put("karafName", karafName); |
| } |
| } |
| |
| // add the network details |
| String hostAddress = (String) data.get("hostAddress"); |
| if (hostAddress == null) { |
| hostAddress = InetAddress.getLocalHost().getHostAddress(); |
| } |
| data.put("hostAddress", hostAddress); |
| String hostName = (String) data.get("hostName"); |
| if (hostName == null) { |
| hostName = InetAddress.getLocalHost().getHostName(); |
| } |
| data.put("hostName", hostName); |
| |
| // custom fields |
| Enumeration<String> keys = properties.keys(); |
| while (keys.hasMoreElements()) { |
| String key = keys.nextElement(); |
| if (key.startsWith(FIELDS_ADD)) { |
| if ("UUID".equals(properties.get(key).toString().trim())) { |
| String uuid = UUID.randomUUID().toString(); |
| data.put(key.substring(FIELDS_ADD.length()), uuid); |
| } else if ("TIMESTAMP".equals(properties.get(key).toString().trim())) { |
| Date date = new Date(); |
| data.put(key.substring(FIELDS_ADD.length()), tsFormat.format(date)); |
| } else { |
| data.put(key.substring(FIELDS_ADD.length()), properties.get(key)); |
| } |
| } else if (key.startsWith(FIELDS_RENAME)) { |
| if (data.containsKey(key.substring(FIELDS_RENAME.length()))) { |
| Object value = data.get(key.substring(FIELDS_RENAME.length())); |
| data.remove(key.substring(FIELDS_RENAME.length())); |
| data.put(properties.get(key).toString().trim(), value); |
| } |
| } else if (key.startsWith(FIELDS_REMOVE)) { |
| if (data.containsKey(key.substring(FIELDS_REMOVE.length()))) { |
| data.remove(key.substring(FIELDS_REMOVE.length())); |
| } |
| } else { |
| data.put(key, properties.get(key)); |
| } |
| } |
| } |
| |
| } |