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package org.glassfish.jersey.server.internal.monitoring.jmx;
import java.util.HashMap;
import java.util.Map;
import org.glassfish.jersey.server.internal.monitoring.MonitoringUtils;
import org.glassfish.jersey.server.model.ResourceMethod;
import org.glassfish.jersey.server.monitoring.ResourceMXBean;
import org.glassfish.jersey.server.monitoring.ResourceMethodStatistics;
import org.glassfish.jersey.server.monitoring.ResourceStatistics;
/**
* MXBean implementing the {@link org.glassfish.jersey.server.monitoring.ResourceMethodMXBean} MXBean interface.
*
* @author Miroslav Fuksa
*/
public class ResourceMxBeanImpl implements ResourceMXBean {
private final String name;
private volatile ExecutionStatisticsDynamicBean methodsExecutionStatisticsBean;
private volatile ExecutionStatisticsDynamicBean requestExecutionStatisticsBean;
private final Map<String, ResourceMethodMXBeanImpl> resourceMethods = new HashMap<>();
private final String resourcePropertyName;
private final boolean uriResource;
private final MBeanExposer mBeanExposer;
/**
* Create and register new MXBean into the mbean server using the {@code mBeanExposer}.
*
* @param resourceStatistics resource statistics that should be exposed by this and nested MXBeans.
* @param name Name of the resource.
* @param uriResource {@code true} if the resource is identified by URI (and not by java class name for example).
* @param mBeanExposer MBean exposer.
* @param parentName Name of the parent bean.
*/
public ResourceMxBeanImpl(ResourceStatistics resourceStatistics, String name, boolean uriResource,
MBeanExposer mBeanExposer,
String parentName) {
this.name = name;
this.uriResource = uriResource;
this.mBeanExposer = mBeanExposer;
this.resourcePropertyName = parentName + ",resource=" + MBeanExposer.convertToObjectName(name, uriResource);
mBeanExposer.registerMBean(this, resourcePropertyName);
this.methodsExecutionStatisticsBean = new ExecutionStatisticsDynamicBean(
resourceStatistics.getResourceMethodExecutionStatistics(), mBeanExposer, resourcePropertyName,
MBeanExposer.PROPERTY_EXECUTION_TIMES_METHODS);
this.requestExecutionStatisticsBean = new ExecutionStatisticsDynamicBean(
resourceStatistics.getRequestExecutionStatistics(), mBeanExposer, resourcePropertyName,
MBeanExposer.PROPERTY_EXECUTION_TIMES_REQUESTS);
updateResourceStatistics(resourceStatistics);
}
/**
* Update the statistics of this MXBean and of nested MXBeans.
* @param resourceStatistics New resource statistics.
*/
public void updateResourceStatistics(ResourceStatistics resourceStatistics) {
this.methodsExecutionStatisticsBean.updateExecutionStatistics(resourceStatistics.getResourceMethodExecutionStatistics());
this.requestExecutionStatisticsBean.updateExecutionStatistics(resourceStatistics.getRequestExecutionStatistics());
for (Map.Entry<ResourceMethod, ResourceMethodStatistics> entry
: resourceStatistics.getResourceMethodStatistics().entrySet()) {
final ResourceMethodStatistics methodStats = entry.getValue();
final ResourceMethod method = entry.getKey();
final String methodId = MonitoringUtils.getMethodUniqueId(method);
ResourceMethodMXBeanImpl methodMXBean = this.resourceMethods.get(methodId);
if (methodMXBean == null) {
methodMXBean = new ResourceMethodMXBeanImpl(methodStats, uriResource, mBeanExposer,
resourcePropertyName, methodId);
resourceMethods.put(methodId, methodMXBean);
}
methodMXBean.updateResourceMethodStatistics(methodStats);
}
}
@Override
public String getName() {
return this.name;
}
}