/**
* Copyright (C) 2013 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.component.factory.infrastructure;
import com.opengamma.component.ComponentInfo;
import com.opengamma.component.ComponentRepository;
import com.opengamma.component.factory.AbstractComponentFactory;
import net.sf.ehcache.CacheException;
import net.sf.ehcache.CacheManager;
import net.sf.ehcache.management.ManagementService;
import org.joda.beans.BeanBuilder;
import org.joda.beans.BeanDefinition;
import org.joda.beans.JodaBeanUtils;
import org.joda.beans.MetaProperty;
import org.joda.beans.Property;
import org.joda.beans.PropertyDefinition;
import org.joda.beans.impl.direct.DirectBeanBuilder;
import org.joda.beans.impl.direct.DirectMetaProperty;
import org.joda.beans.impl.direct.DirectMetaPropertyMap;
import org.springframework.context.Lifecycle;
import org.springframework.jmx.support.MBeanServerFactoryBean;
import javax.management.InstanceAlreadyExistsException;
import javax.management.MBeanServer;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* Component Factory for a singleton MBeanServer.
*
* Because the MBeanServer is expected to run for the life of the VM and because
* CacheManagers can come and go, there is proper lifecycle handling to clean up
* instances of ManagementService associated with the CacheManagers to prevent
* memory leaks.
*/
@BeanDefinition
public class MBeanServerComponentFactory extends AbstractComponentFactory {
@PropertyDefinition(validate = "notNull")
private String _classifier;
@PropertyDefinition
private CacheManager _cacheManager;
@Override
public void init(ComponentRepository repo, LinkedHashMap<String, String> configuration) throws Exception {
final ComponentInfo info = new ComponentInfo(MBeanServer.class, getClassifier());
final MBeanServer component = initMBeanServerAndRegisterCacheMananager(repo);
repo.registerComponent(info, component);
}
protected final MBeanServer initMBeanServerAndRegisterCacheMananager(ComponentRepository repo) {
MBeanServer mBeanServer = initMBeanServer();
CacheManager cacheManager = getCacheManager();
if (cacheManager != null) {
ManagementService jmxService = new ManagementService(cacheManager, mBeanServer, true, true, true, true);
repo.registerLifecycle(new CacheManagerLifecycle(jmxService));
}
return mBeanServer;
}
protected final MBeanServer initMBeanServer() {
MBeanServerFactoryBean factoryBean = new MBeanServerFactoryBean();
factoryBean.setLocateExistingServerIfPossible(true);
factoryBean.afterPropertiesSet();
return factoryBean.getObject();
}
static final class CacheManagerLifecycle implements Lifecycle {
private ManagementService _jmxService;
CacheManagerLifecycle(ManagementService jmxService) {
_jmxService = jmxService;
}
@Override
public void start() {
try {
_jmxService.init();
} catch (CacheException ex) {
if (ex.getCause() instanceof InstanceAlreadyExistsException == false) {
throw ex;
}
}
}
@Override
public void stop() {
_jmxService.dispose();
_jmxService = null;
}
@Override
public boolean isRunning() {
return _jmxService != null;
}
}
//------------------------- AUTOGENERATED START -------------------------
///CLOVER:OFF
/**
* The meta-bean for {@code MBeanServerComponentFactory}.
* @return the meta-bean, not null
*/
public static MBeanServerComponentFactory.Meta meta() {
return MBeanServerComponentFactory.Meta.INSTANCE;
}
static {
JodaBeanUtils.registerMetaBean(MBeanServerComponentFactory.Meta.INSTANCE);
}
@Override
public MBeanServerComponentFactory.Meta metaBean() {
return MBeanServerComponentFactory.Meta.INSTANCE;
}
@Override
protected Object propertyGet(String propertyName, boolean quiet) {
switch (propertyName.hashCode()) {
case -281470431: // classifier
return getClassifier();
case -1452875317: // cacheManager
return getCacheManager();
}
return super.propertyGet(propertyName, quiet);
}
@Override
protected void propertySet(String propertyName, Object newValue, boolean quiet) {
switch (propertyName.hashCode()) {
case -281470431: // classifier
setClassifier((String) newValue);
return;
case -1452875317: // cacheManager
setCacheManager((CacheManager) newValue);
return;
}
super.propertySet(propertyName, newValue, quiet);
}
@Override
protected void validate() {
JodaBeanUtils.notNull(_classifier, "classifier");
super.validate();
}
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj != null && obj.getClass() == this.getClass()) {
MBeanServerComponentFactory other = (MBeanServerComponentFactory) obj;
return JodaBeanUtils.equal(getClassifier(), other.getClassifier()) &&
JodaBeanUtils.equal(getCacheManager(), other.getCacheManager()) &&
super.equals(obj);
}
return false;
}
@Override
public int hashCode() {
int hash = 7;
hash += hash * 31 + JodaBeanUtils.hashCode(getClassifier());
hash += hash * 31 + JodaBeanUtils.hashCode(getCacheManager());
return hash ^ super.hashCode();
}
//-----------------------------------------------------------------------
/**
* Gets the classifier.
* @return the value of the property, not null
*/
public String getClassifier() {
return _classifier;
}
/**
* Sets the classifier.
* @param classifier the new value of the property, not null
*/
public void setClassifier(String classifier) {
JodaBeanUtils.notNull(classifier, "classifier");
this._classifier = classifier;
}
/**
* Gets the the {@code classifier} property.
* @return the property, not null
*/
public final Property<String> classifier() {
return metaBean().classifier().createProperty(this);
}
//-----------------------------------------------------------------------
/**
* Gets the cacheManager.
* @return the value of the property
*/
public CacheManager getCacheManager() {
return _cacheManager;
}
/**
* Sets the cacheManager.
* @param cacheManager the new value of the property
*/
public void setCacheManager(CacheManager cacheManager) {
this._cacheManager = cacheManager;
}
/**
* Gets the the {@code cacheManager} property.
* @return the property, not null
*/
public final Property<CacheManager> cacheManager() {
return metaBean().cacheManager().createProperty(this);
}
//-----------------------------------------------------------------------
/**
* The meta-bean for {@code MBeanServerComponentFactory}.
*/
public static class Meta extends AbstractComponentFactory.Meta {
/**
* The singleton instance of the meta-bean.
*/
static final Meta INSTANCE = new Meta();
/**
* The meta-property for the {@code classifier} property.
*/
private final MetaProperty<String> _classifier = DirectMetaProperty.ofReadWrite(
this, "classifier", MBeanServerComponentFactory.class, String.class);
/**
* The meta-property for the {@code cacheManager} property.
*/
private final MetaProperty<CacheManager> _cacheManager = DirectMetaProperty.ofReadWrite(
this, "cacheManager", MBeanServerComponentFactory.class, CacheManager.class);
/**
* The meta-properties.
*/
private final Map<String, MetaProperty<?>> _metaPropertyMap$ = new DirectMetaPropertyMap(
this, (DirectMetaPropertyMap) super.metaPropertyMap(),
"classifier",
"cacheManager");
/**
* Restricted constructor.
*/
protected Meta() {
}
@Override
protected MetaProperty<?> metaPropertyGet(String propertyName) {
switch (propertyName.hashCode()) {
case -281470431: // classifier
return _classifier;
case -1452875317: // cacheManager
return _cacheManager;
}
return super.metaPropertyGet(propertyName);
}
@Override
public BeanBuilder<? extends MBeanServerComponentFactory> builder() {
return new DirectBeanBuilder<MBeanServerComponentFactory>(new MBeanServerComponentFactory());
}
@Override
public Class<? extends MBeanServerComponentFactory> beanType() {
return MBeanServerComponentFactory.class;
}
@Override
public Map<String, MetaProperty<?>> metaPropertyMap() {
return _metaPropertyMap$;
}
//-----------------------------------------------------------------------
/**
* The meta-property for the {@code classifier} property.
* @return the meta-property, not null
*/
public final MetaProperty<String> classifier() {
return _classifier;
}
/**
* The meta-property for the {@code cacheManager} property.
* @return the meta-property, not null
*/
public final MetaProperty<CacheManager> cacheManager() {
return _cacheManager;
}
}
///CLOVER:ON
//-------------------------- AUTOGENERATED END --------------------------
}