net.jxta.impl.endpoint.transportMeter.TransportServiceMetric Maven / Gradle / Ivy
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package net.jxta.impl.endpoint.transportMeter;
import net.jxta.document.Element;
import net.jxta.document.TextElement;
import net.jxta.endpoint.EndpointAddress;
import net.jxta.id.IDFactory;
import net.jxta.meter.MonitorResources;
import net.jxta.meter.ServiceMetric;
import net.jxta.platform.ModuleClassID;
import net.jxta.util.documentSerializable.DocumentSerializableUtilities;
import net.jxta.util.documentSerializable.DocumentSerializationException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.LinkedList;
/**
* The Service Monitor Metric for the Transport Services
*/
public class TransportServiceMetric implements ServiceMetric {
private LinkedList transportMetrics = new LinkedList();
private ModuleClassID moduleClassID = MonitorResources.transportServiceMonitorClassID;
public TransportServiceMetric() {}
/**
* {@inheritDoc}
*/
public void init(ModuleClassID moduleClassID) {
this.moduleClassID = moduleClassID;
}
/**
* {@inheritDoc}
*/
public ModuleClassID getModuleClassID() {
return moduleClassID;
}
/**
* Append a Transport Metric
* @param transportMetric metric to add
*/
public void addTransportMetric(TransportMetric transportMetric) {
transportMetrics.add(transportMetric);
}
/**
* Get all Transport Metrics
* @return iterator of all transport metrics
*/
public Iterator getTransportMetrics() {
return transportMetrics.iterator();
}
/**
* Get the Transport Metric for a specific Transport Type
* @param protocol protocol name
* @param endpointAddress address
* @return a Transport Metric for a specific Transport Type
*/
public TransportMetric getTransportMetric(String protocol, EndpointAddress endpointAddress) {
for (TransportMetric transportMetric : transportMetrics) {
if (protocol.equals(transportMetric.getProtocol()) && endpointAddress.equals(transportMetric.getEndpointAddress())) {
return transportMetric;
}
}
return null;
}
/**
* Get the Transport Metric for a specific Transport Type
*
* @param prototype a similar Transport metric object (ie same protocol/endpointAddress)
* @see #getTransportMetric(String, EndpointAddress)
* @return a Transport Metric for a specific Transport Type
*/
public TransportMetric getTransportMetric(TransportMetric prototype) {
return getTransportMetric(prototype.getProtocol(), prototype.getEndpointAddress());
}
/**
* {@inheritDoc}
*/
public void serializeTo(Element element) throws DocumentSerializationException {
for (TransportMetric transportMetric : transportMetrics) {
DocumentSerializableUtilities.addDocumentSerializable(element, "transportMetric", transportMetric);
}
if (moduleClassID != null) {
DocumentSerializableUtilities.addString(element, "moduleClassID", moduleClassID.toString());
}
}
/**
* {@inheritDoc}
*/
public void initializeFrom(Element element) throws DocumentSerializationException {
for (Enumeration e = element.getChildren(); e.hasMoreElements();) {
Element childElement = (TextElement) e.nextElement();
String tagName = (String) childElement.getKey();
if (tagName.equals("transportMetric")) {
TransportMetric transportMetric = (TransportMetric) DocumentSerializableUtilities.getDocumentSerializable(
childElement, TransportMetric.class);
transportMetrics.add(transportMetric);
}
if (tagName.equals("moduleClassID")) {
try {
moduleClassID = (ModuleClassID) IDFactory.fromURI(
new URI(DocumentSerializableUtilities.getString(childElement)));
} catch (URISyntaxException jex) {
throw new DocumentSerializationException("Can't read moduleClassID", jex);
}
}
}
}
/**
* Make a shallow copy of this metric only including the portions designated in the Filter
* Note: since this is a shallow copy it is dangerous to modify the submetrics
*
* @param transportServiceMonitorFilter Filter designates constituant parts to be included
* @return a copy of this metric with references to the designated parts
*/
public TransportServiceMetric shallowCopy(TransportServiceMonitorFilter transportServiceMonitorFilter) {
TransportServiceMetric serviceMetric = new TransportServiceMetric();
serviceMetric.moduleClassID = moduleClassID;
for (Iterator i = getTransportMetrics(); i.hasNext();) {
TransportMetric transportMetric = i.next();
String protocol = transportMetric.getProtocol();
if (transportServiceMonitorFilter.hasTransport(protocol)) {
serviceMetric.addTransportMetric(transportMetric);
}
}
return serviceMetric;
}
/**
* {@inheritDoc}
*/
public void mergeMetrics(ServiceMetric serviceMetric) {
mergeMetrics(serviceMetric, null);
}
/**
*
* @param serviceMetric
* @param transportServiceMonitorFilter
*/
public void mergeMetrics(ServiceMetric serviceMetric, TransportServiceMonitorFilter transportServiceMonitorFilter) {
TransportServiceMetric otherTransportServiceMetric = (TransportServiceMetric) serviceMetric;
for (Iterator i = otherTransportServiceMetric.getTransportMetrics(); i.hasNext();) {
TransportMetric otherTransportMetric = i.next();
String protocol = otherTransportMetric.getProtocol();
if ((transportServiceMonitorFilter == null) || transportServiceMonitorFilter.hasTransport(protocol)) {
TransportMetric transportMetric = getTransportMetric(otherTransportMetric.getProtocol()
,
otherTransportMetric.getEndpointAddress());
if (transportMetric == null) {
transportMetric = new TransportMetric(otherTransportMetric);
addTransportMetric(transportMetric);
}
transportMetric.mergeMetrics(otherTransportMetric);
}
}
}
/**
* Make a deep copy of this metric only including the portions designated in the Filter
* The resulting metric is Safe to modify without danger to the underlying Monitor Metrics
*
* @param transportServiceMonitorFilter Filter designates constituant parts to be included
* @return a copy of this metric with references to the designated parts
*/
public TransportServiceMetric deepCopy(TransportServiceMonitorFilter transportServiceMonitorFilter) {
TransportServiceMetric serviceMetric = new TransportServiceMetric();
serviceMetric.moduleClassID = moduleClassID;
serviceMetric.mergeMetrics(this, transportServiceMonitorFilter);
return serviceMetric;
}
/**
* {@inheritDoc}
*/
public void diffMetrics(ServiceMetric otherOne) {
throw new RuntimeException("Not Supported");
}
}