001/* 002 * (C) Copyright 2010 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Nuxeo - initial API and implementation 018 */ 019 020package org.nuxeo.runtime.management.metrics; 021 022import java.io.IOException; 023import java.util.logging.Level; 024import java.util.logging.Logger; 025 026import org.javasimon.Simon; 027import org.javasimon.SimonManager; 028import org.javasimon.jmx.JmxRegisterCallback; 029import org.javasimon.utils.LoggingCallback; 030 031// @deprecated since 11.4: use dropwizard metrics instead 032@Deprecated(since = "11.4") 033public class MetricEnabler implements MetricEnablerMXBean { 034 035 protected MetricSerializer serializer; 036 037 protected LoggingCallback lgCB; 038 039 protected final JmxRegisterCallback jmxCB = new JmxRegisterCallback(); 040 041 protected void setSerializer(MetricSerializer serializer) { 042 this.serializer = serializer; 043 } 044 045 @Override 046 public void enable() { 047 SimonManager.enable(); 048 SimonManager.callback().addCallback(jmxCB); 049 for (String name : SimonManager.simonNames()) { 050 Simon simon = SimonManager.getSimon(name); 051 jmxCB.simonCreated(simon); 052 } 053 } 054 055 @Override 056 public void disable() { 057 SimonManager.callback().removeCallback(jmxCB); 058 for (String name : SimonManager.simonNames()) { 059 Simon simon = SimonManager.getSimon(name); 060 jmxCB.simonDestroyed(simon); 061 } 062 SimonManager.disable(); 063 } 064 065 @Override 066 public boolean isEnabled() { 067 return SimonManager.isEnabled(); 068 } 069 070 @Override 071 public void enableLogging() { 072 lgCB = new LoggingCallback(); 073 lgCB.setLogger(Logger.getLogger("org.javasimon")); 074 lgCB.setLevel(Level.FINEST); 075 SimonManager.callback().addCallback(lgCB); 076 } 077 078 @Override 079 public void disableLogging() { 080 SimonManager.callback().removeCallback(lgCB); 081 lgCB = null; 082 } 083 084 @Override 085 public boolean isLogging() { 086 return lgCB != null; 087 } 088 089 protected MetricSerializingCallback srzCB; 090 091 @Override 092 public void enableSerializing() throws IOException { 093 serializer.resetOutput(); 094 srzCB = new MetricSerializingCallback(serializer); 095 SimonManager.callback().addCallback(srzCB); 096 } 097 098 @Override 099 public void disableSerializing() throws IOException { 100 serializer.closeOutput(); 101 SimonManager.callback().removeCallback(srzCB); 102 srzCB = null; 103 } 104 105 @Override 106 public boolean isSerializing() { 107 return srzCB != null; 108 } 109 110}