001/* 002 * (C) Copyright 2006-2017 Nuxeo (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 */ 019package org.nuxeo.runtime.management.counters; 020 021import org.javasimon.SimonManager; 022import org.javasimon.SimonState; 023import org.nuxeo.runtime.model.ComponentContext; 024import org.nuxeo.runtime.model.DefaultComponent; 025 026/** 027 * Runtime component that provides the {@link CounterManager} service. Uses Simon Counters for implementation 028 * 029 * @author Tiry (tdelprat@nuxeo.com) 030 * @deprecated since 11.4: use dropwizard metrics counter instead 031 */ 032@Deprecated(since = "11.4") 033public class CounterManagerImpl extends DefaultComponent implements CounterManager { 034 035 public static final String COUNTER_PREFIX = "org.nuxeo"; 036 037 protected CounterHistoryRecorder history = new CounterHistoryRecorder(50); 038 039 @Override 040 public void enableCounters() { 041 SimonManager.getCounter(COUNTER_PREFIX).setState(SimonState.ENABLED, true); 042 } 043 044 @Override 045 public void disableCounters() { 046 SimonManager.getCounter(COUNTER_PREFIX).setState(SimonState.DISABLED, true); 047 } 048 049 @Override 050 public void start(ComponentContext context) { 051 // create the root counter 052 SimonManager.getCounter(COUNTER_PREFIX); 053 // register call back for history management 054 SimonManager.callback().addCallback(history); 055 } 056 057 @Override 058 public void decreaseCounter(String counterName) { 059 if (SimonManager.getCounter(counterName).isEnabled()) { 060 SimonManager.getCounter(counterName).decrease(); 061 } 062 } 063 064 @Override 065 public void increaseCounter(String counterName) { 066 if (SimonManager.getCounter(counterName).isEnabled()) { 067 SimonManager.getCounter(counterName).increase(); 068 } 069 } 070 071 @Override 072 public void decreaseCounter(String counterName, long value) { 073 if (SimonManager.getCounter(counterName).isEnabled()) { 074 SimonManager.getCounter(counterName).decrease(value); 075 } 076 } 077 078 @Override 079 public void increaseCounter(String counterName, long value) { 080 if (SimonManager.getCounter(counterName).isEnabled()) { 081 SimonManager.getCounter(counterName).increase(value); 082 } 083 } 084 085 @Override 086 public void setCounterValue(String counterName, long value) { 087 if (SimonManager.getCounter(counterName).isEnabled()) { 088 SimonManager.getCounter(counterName).set(value); 089 } 090 } 091 092 @Override 093 public CounterHistoryStack getCounterHistory(String counterName) { 094 095 CounterHistoryStack stack = history.getCounterHistory(counterName); 096 if (stack == null) { 097 return new CounterHistoryStack(50); 098 } else { 099 return stack; 100 } 101 } 102 103}