| /* |
| * 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.unomi.shell.commands; |
| |
| import org.apache.karaf.shell.api.action.Argument; |
| import org.apache.karaf.shell.api.action.Command; |
| import org.apache.karaf.shell.api.action.lifecycle.Service; |
| import org.apache.unomi.api.Event; |
| import org.apache.unomi.api.services.EventListenerService; |
| import org.apache.unomi.api.services.EventService; |
| |
| import java.io.PrintStream; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| @Command(scope = "unomi", name = "event-tail", description = "This will tail all the events coming into the Apache Unomi Context Server") |
| @Service |
| public class EventTail extends TailCommandSupport { |
| |
| @Argument(index = 0, name = "withInternal", description = "Whether to also monitor internal events (such as profileUpdated)", required = false, multiValued = false) |
| boolean withInternal = false; |
| |
| int[] columnSizes = new int[] { 36, 14, 36, 36, 29, 15, 5 }; |
| String[] columnHeaders = new String[] { |
| "ID", |
| "Type", |
| "Session", |
| "Profile", |
| "Timestamp", |
| "Scope", |
| "Persistent" |
| }; |
| |
| @Override |
| public int[] getColumnSizes() { |
| return columnSizes; |
| } |
| |
| @Override |
| public String[] getColumnHeaders() { |
| return columnHeaders; |
| } |
| |
| @Override |
| public Object getListener() { |
| return new TailEventListener(session.getConsole()); |
| } |
| |
| class TailEventListener implements EventListenerService { |
| |
| PrintStream out; |
| |
| public TailEventListener(PrintStream out) { |
| this.out = out; |
| } |
| |
| @Override |
| public boolean canHandle(Event event) { |
| return true; |
| } |
| |
| @Override |
| public int onEvent(Event event) { |
| if (!event.isPersistent() && !withInternal) { |
| return EventService.NO_CHANGE; |
| } |
| List<String> eventInfo = new ArrayList<>(); |
| eventInfo.add(event.getItemId()); |
| eventInfo.add(event.getEventType()); |
| eventInfo.add(event.getSessionId()); |
| eventInfo.add(event.getProfileId()); |
| eventInfo.add(event.getTimeStamp().toString()); |
| eventInfo.add(event.getScope()); |
| eventInfo.add(Boolean.toString(event.isPersistent())); |
| outputLine(out, eventInfo); |
| return EventService.NO_CHANGE; |
| } |
| |
| } |
| } |