/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.cxf.sts.cache;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.management.JMException;
import javax.management.ObjectName;
import org.apache.cxf.Bus;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.management.InstrumentationManager;
import org.apache.cxf.management.ManagedComponent;
import org.apache.cxf.management.ManagementConstants;
import org.apache.cxf.management.annotation.ManagedAttribute;
import org.apache.cxf.management.annotation.ManagedResource;
@ManagedResource()
public class MemoryIdentityCacheStatistics implements ManagedComponent {
private static final Logger LOG = LogUtils.getL7dLogger(MemoryIdentityCacheStatistics.class);
private long cacheMiss;
private long cacheHit;
private ObjectName objectName;
public MemoryIdentityCacheStatistics() {
}
public MemoryIdentityCacheStatistics(Bus bus, ManagedComponent parent) {
if (bus != null) {
InstrumentationManager im = bus.getExtension(InstrumentationManager.class);
if (im != null) {
try {
StringBuilder buffer = new StringBuilder();
ObjectName pname = parent.getObjectName();
String pn = pname.getKeyProperty(ManagementConstants.NAME_PROP);
String pt = pname.getKeyProperty(ManagementConstants.TYPE_PROP);
buffer.append(ManagementConstants.DEFAULT_DOMAIN_NAME).append(':')
.append(ManagementConstants.BUS_ID_PROP).append('=').append(bus.getId()).append(',')
.append(pt).append('=').append(pn).append(',')
.append(ManagementConstants.TYPE_PROP).append('=')
.append("MemoryIdentityCacheStatistics").append(',')
.append(ManagementConstants.NAME_PROP).append('=')
.append("MemoryIdentityCacheStatistics-" + System.identityHashCode(this));
objectName = new ObjectName(buffer.toString());
im.register(this);
} catch (JMException e) {
LOG.log(Level.WARNING, "Registering MemoryIdentityCacheStatistics failed.", e);
}
}
}
}
@ManagedAttribute()
public synchronized long getCacheMiss() {
return cacheMiss;
}
@ManagedAttribute()
public synchronized long getCacheHit() {
return cacheHit;
}
protected synchronized void increaseCacheHit() {
cacheHit++;
}
protected synchronized void increaseCacheMiss() {
cacheMiss++;
}
public ObjectName getObjectName() throws JMException {
return objectName;
}
}