/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* Licensed 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 com.alibaba.druid.support.spring.stat;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArraySet;
import com.alibaba.druid.stat.DruidDataSourceStatManager;
public class SpringStatManager {
public final static String SYS_PROP_INSTANCES = "druid.spring.springStat";
private final static SpringStatManager instance = new SpringStatManager();
private Set<Object> springStatSet = null;
public static SpringStatManager getInstance() {
return instance;
}
public Set<Object> getSpringStatSet() {
if (springStatSet == null) {
if (DruidDataSourceStatManager.isRegisterToSystemProperty()) {
springStatSet = getSpringStatSetFromSysProperty();
} else {
springStatSet = new CopyOnWriteArraySet<Object>();
}
}
return springStatSet;
}
public void addSpringStat(Object springStat) {
getSpringStatSet().add(springStat);
}
@SuppressWarnings("unchecked")
static Set<Object> getSpringStatSetFromSysProperty() {
Properties properties = System.getProperties();
Set<Object> webAppStats = (Set<Object>) properties.get(SYS_PROP_INSTANCES);
if (webAppStats == null) {
synchronized (properties) {
webAppStats = (Set<Object>) properties.get(SYS_PROP_INSTANCES);
if (webAppStats == null) {
webAppStats = new CopyOnWriteArraySet<Object>();
properties.put(SYS_PROP_INSTANCES, webAppStats);
}
}
}
return webAppStats;
}
public List<Map<String, Object>> getMethodStatData() {
Set<Object> stats = getSpringStatSet();
List<Map<String, Object>> allMethodStatDataList = new ArrayList<Map<String, Object>>();
for (Object stat : stats) {
List<Map<String, Object>> methodStatDataList = SpringStatUtils.getMethodStatDataList(stat);
allMethodStatDataList.addAll(methodStatDataList);
}
return allMethodStatDataList;
}
public Map<String, Object> getMethodStatData(String clazz, String method) {
Set<Object> stats = getSpringStatSet();
for (Object stat : stats) {
Map<String, Object> statData = SpringStatUtils.getMethodStatData(stat, clazz, method);
if (statData != null) {
return statData;
}
}
return null;
}
public void resetStat() {
Set<Object> stats = getSpringStatSet();
for (Object stat : stats) {
SpringStatUtils.reset(stat);
}
}
}