001/* 002 * (C) Copyright 2006-2009 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Nuxeo - initial API and implementation 016 * 017 * $Id$ 018 */ 019package org.nuxeo.ecm.admin.monitoring; 020 021import java.io.Serializable; 022import java.util.ArrayList; 023import java.util.Arrays; 024import java.util.List; 025 026import org.jboss.seam.ScopeType; 027import org.jboss.seam.annotations.Factory; 028import org.jboss.seam.annotations.Name; 029import org.jboss.seam.annotations.Scope; 030import org.jboss.seam.contexts.Contexts; 031import org.nuxeo.ecm.core.management.events.EventMonitoring; 032 033/** 034 * Simple Seam Bean that wraps {@link EventMonitoring} to expose it to JSF/Seam layer 035 * 036 * @author tiry 037 */ 038@Name("eventMonitoringAction") 039@Scope(ScopeType.EVENT) 040public class EventMonitoringActionBean implements Serializable { 041 042 private static final long serialVersionUID = 1L; 043 044 protected EventMonitoring monitor; 045 046 protected EventMonitoring getEventMonitoring() { 047 if (monitor == null) { 048 monitor = new EventMonitoring(); 049 } 050 return monitor; 051 } 052 053 public int getActiveThreads() { 054 return getEventMonitoring().getActiveThreadsCount(); 055 } 056 057 public int getQueuedEvents() { 058 return getEventMonitoring().getEventsInQueueCount(); 059 } 060 061 @Factory(value = "eventSyncStats", scope = ScopeType.EVENT) 062 public List<List<String>> getSyncStats() { 063 String stats = getEventMonitoring().getSyncHandlersExecTime(); 064 return formatStats(stats); 065 } 066 067 @Factory(value = "eventAsyncStats", scope = ScopeType.EVENT) 068 public List<List<String>> getAsyncStats() { 069 String stats = getEventMonitoring().getAsyncHandlersExecTime(); 070 return formatStats(stats); 071 } 072 073 protected List<List<String>> formatStats(String stats) { 074 075 List<List<String>> result = new ArrayList<List<String>>(); 076 if (stats == null || stats.length() == 0) { 077 return result; 078 } 079 080 String[] lines = stats.split("\n"); 081 for (String line : lines) { 082 line = line.trim(); 083 if (line.length() == 0) { 084 continue; 085 } 086 String[] parts = line.split(" - "); 087 List<String> lin = Arrays.asList(parts); 088 result.add(lin); 089 } 090 return result; 091 } 092 093 public void refresh() { 094 cleanSeamEventCache(); 095 } 096 097 public String getEventStatistics() { 098 StringBuilder sb = new StringBuilder(); 099 100 sb.append("Active Threads : "); 101 sb.append(getEventMonitoring().getActiveThreadsCount()); 102 sb.append("\nQueued events : "); 103 sb.append(getEventMonitoring().getEventsInQueueCount()); 104 105 sb.append("\nSync processing time : "); 106 if (getEventMonitoring().isSyncHandlersTrackingEnabled()) { 107 sb.append(getEventMonitoring().getSyncHandlersExecTime()); 108 } else { 109 sb.append("[tracking not enabled]"); 110 } 111 sb.append("\nAsync processing time : "); 112 if (getEventMonitoring().isAsyncHandlersTrackingEnabled()) { 113 sb.append(getEventMonitoring().getAsyncHandlersExecTime()); 114 } else { 115 sb.append("[tracking not enabled]"); 116 } 117 return sb.toString(); 118 } 119 120 protected void cleanSeamEventCache() { 121 Contexts.getEventContext().remove("eventSyncTrackingEnabled"); 122 Contexts.getEventContext().remove("eventAsyncTrackingEnabled"); 123 Contexts.getEventContext().remove("eventSyncStats"); 124 Contexts.getEventContext().remove("eventAsyncStats"); 125 } 126 127 public void enableSyncTracking() { 128 getEventMonitoring().setSyncHandlersTrackingEnabled(true); 129 cleanSeamEventCache(); 130 } 131 132 public void enableAsyncTracking() { 133 getEventMonitoring().setAsyncHandlersTrackingEnabled(true); 134 cleanSeamEventCache(); 135 } 136 137 public void disableSyncTracking() { 138 getEventMonitoring().setSyncHandlersTrackingEnabled(false); 139 cleanSeamEventCache(); 140 } 141 142 public void disableAsyncTracking() { 143 getEventMonitoring().setAsyncHandlersTrackingEnabled(false); 144 cleanSeamEventCache(); 145 } 146 147 @Factory(value = "eventSyncTrackingEnabled", scope = ScopeType.EVENT) 148 public boolean isSyncTrackingEnabled() { 149 return getEventMonitoring().isSyncHandlersTrackingEnabled(); 150 } 151 152 @Factory(value = "eventAsyncTrackingEnabled", scope = ScopeType.EVENT) 153 public boolean isAsyncTrackingEnabled() { 154 return getEventMonitoring().isAsyncHandlersTrackingEnabled(); 155 } 156 157}