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/* ----------------------------------------------------------------------------
* Copyright (C) 2013 European Space Agency
* European Space Operations Centre
* Darmstadt
* Germany
* ----------------------------------------------------------------------------
* System : CCSDS MO MAL Java Implementation
* ----------------------------------------------------------------------------
* Licensed under the European Space Agency Public License, Version 2.0
* You may not use this file except in compliance with the License.
*
* Except as expressly set forth in this License, the Software is provided to
* You on an "as is" basis and without warranties of any kind, including without
* limitation merchantability, fitness for a particular purpose, absence of
* defects or errors, accuracy or non-infringement of intellectual property rights.
*
* See the License for the specific language governing permissions and
* limitations under the License.
* ----------------------------------------------------------------------------
*/
package esa.mo.mal.impl.broker;
import esa.mo.mal.impl.MALContextImpl;
import esa.mo.mal.impl.ServiceComponentImpl;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;
import java.util.logging.Level;
import org.ccsds.moims.mo.mal.*;
import org.ccsds.moims.mo.mal.broker.MALBrokerBinding;
import org.ccsds.moims.mo.mal.structures.*;
import org.ccsds.moims.mo.mal.transport.MALEndpoint;
import org.ccsds.moims.mo.mal.transport.MALMessage;
import org.ccsds.moims.mo.mal.transport.MALTransmitErrorListener;
/**
* Implementation of MALBrokerBinding for MAL level brokers.
*/
public class MALBrokerBindingImpl extends ServiceComponentImpl implements MALBrokerBinding {
private final MALBrokerImpl brokerImpl;
private final Set subscriberSet = new TreeSet<>();
private MALTransmitErrorListener listener;
MALBrokerBindingImpl(final MALBrokerImpl parent,
final MALContextImpl impl,
final String localName,
final String protocol,
final Blob authenticationId,
final QoSLevel[] expectedQos,
final UInteger priorityLevelNumber,
final Map qosProperties) throws MALException {
super(parent,
impl,
localName,
protocol,
null,
authenticationId,
expectedQos,
priorityLevelNumber,
qosProperties,
null);
this.brokerImpl = parent;
this.endpoint.startMessageDelivery();
MALBrokerImpl.LOGGER.log(Level.FINE,
"Creating internal MAL Broker for localName: {0} on protocol: {1} with URI: {2}",
new Object[]{
localName, protocol, this.localUri
});
}
MALBrokerBindingImpl(final MALBrokerImpl parent,
final MALContextImpl impl,
final MALEndpoint endPoint,
final Blob authenticationId,
final QoSLevel[] expectedQos,
final UInteger priorityLevelNumber,
final Map qosProperties) throws MALException {
super(parent,
impl,
endPoint,
null,
authenticationId,
expectedQos,
priorityLevelNumber,
qosProperties,
null);
this.brokerImpl = parent;
MALBrokerImpl.LOGGER.log(Level.INFO,
"Creating internal MAL Broker for localName: {0} with URI: {1}",
new Object[]{
localName, this.localUri
});
}
void init() {
this.brokerImpl.addBinding(this);
}
@Override
public MALMessage sendNotify(final UShort area,
final UShort service,
final UShort operation,
final UOctet version,
final URI subscriber,
final Long transactionId,
final IdentifierList domainId,
final Identifier networkZone,
final SessionType sessionType,
final Identifier sessionName,
final QoSLevel notifyQos,
final Map notifyQosProps,
final UInteger notifyPriority,
final Identifier subscriptionId,
final UpdateHeaderList updateHeaderList,
final List... updateList)
throws IllegalArgumentException, MALInteractionException, MALException {
final Object[] body = new Object[2 + updateList.length];
body[0] = subscriptionId;
body[1] = updateHeaderList;
int i = 2;
for (Object object : updateList) {
body[i++] = object;
}
final MALMessage msg = endpoint.createMessage(authenticationId,
subscriber,
Time.now(),
notifyQos,
notifyPriority,
domainId,
networkZone,
sessionType,
sessionName,
InteractionType.PUBSUB,
MALPubSubOperation.NOTIFY_STAGE,
transactionId,
area,
service,
operation,
version,
Boolean.FALSE,
notifyQosProps,
body);
endpoint.sendMessage(msg);
return msg;
}
@Override
public MALMessage sendNotify(final MALOperation op,
final URI subscriber,
final Long transactionId,
final IdentifierList domainId,
final Identifier networkZone,
final SessionType sessionType,
final Identifier sessionName,
final QoSLevel notifyQos,
final Map notifyQosProps,
final UInteger notifyPriority,
final Identifier subscriptionId,
final UpdateHeaderList updateHeaderList,
final List... updateList) throws IllegalArgumentException, MALInteractionException, MALException {
final Object[] body = new Object[2 + updateList.length];
body[0] = subscriptionId;
body[1] = updateHeaderList;
int i = 2;
for (Object object : updateList) {
body[i++] = object;
}
final MALMessage msg = endpoint.createMessage(authenticationId,
subscriber,
Time.now(),
notifyQos,
notifyPriority,
domainId,
networkZone,
sessionType,
sessionName,
transactionId,
Boolean.FALSE,
op,
MALPubSubOperation.NOTIFY_STAGE,
notifyQosProps,
body);
endpoint.sendMessage(msg);
return msg;
}
@Override
public MALMessage sendNotifyError(final UShort area,
final UShort service,
final UShort operation,
final UOctet version,
final URI subscriber,
final Long transactionId,
final IdentifierList domainId,
final Identifier networkZone,
final SessionType sessionType,
final Identifier sessionName,
final QoSLevel notifyQos,
final Map notifyQosProps,
final UInteger notifyPriority,
final MALStandardError error)
throws IllegalArgumentException, MALInteractionException, MALException {
final MALMessage msg = endpoint.createMessage(authenticationId,
subscriber,
Time.now(),
notifyQos,
notifyPriority,
domainId,
networkZone,
sessionType,
sessionName,
InteractionType.PUBSUB,
MALPubSubOperation.NOTIFY_STAGE,
transactionId,
area,
service,
operation,
version,
Boolean.TRUE,
notifyQosProps,
error.getErrorNumber(), error.getExtraInformation());
endpoint.sendMessage(msg);
return msg;
}
@Override
public MALMessage sendNotifyError(final MALOperation op,
final URI subscriber,
final Long transactionId,
final IdentifierList domainId,
final Identifier networkZone,
final SessionType sessionType,
final Identifier sessionName,
final QoSLevel notifyQos,
final Map notifyQosProps,
final UInteger notifyPriority,
final MALStandardError error)
throws IllegalArgumentException, MALInteractionException, MALException {
final MALMessage msg = endpoint.createMessage(authenticationId,
subscriber,
Time.now(),
notifyQos,
notifyPriority,
domainId,
networkZone,
sessionType,
sessionName,
transactionId,
Boolean.TRUE,
op,
MALPubSubOperation.NOTIFY_STAGE,
notifyQosProps,
error.getErrorNumber(), error.getExtraInformation());
endpoint.sendMessage(msg);
return msg;
}
@Override
public MALMessage sendPublishError(final UShort area,
final UShort service,
final UShort operation,
final UOctet version,
final URI publisher,
final Long transactionId,
final IdentifierList domainId,
final Identifier networkZone,
final SessionType sessionType,
final Identifier sessionName,
final QoSLevel qos,
final Map qosProps,
final UInteger priority,
final MALStandardError error)
throws IllegalArgumentException, MALInteractionException, MALException {
final MALMessage msg = endpoint.createMessage(authenticationId,
publisher,
Time.now(),
qos,
priority,
domainId,
networkZone,
sessionType,
sessionName,
InteractionType.PUBSUB,
MALPubSubOperation.PUBLISH_STAGE,
transactionId,
area,
service,
operation,
version,
Boolean.TRUE,
qosProps,
error.getErrorNumber(), error.getExtraInformation());
endpoint.sendMessage(msg);
return msg;
}
@Override
public MALMessage sendPublishError(final MALOperation op,
final URI publisher,
final Long transactionId,
final IdentifierList domainId,
final Identifier networkZone,
final SessionType sessionType,
final Identifier sessionName,
final QoSLevel qos,
final Map qosProps,
final UInteger priority,
final MALStandardError error)
throws IllegalArgumentException, MALInteractionException, MALException {
final MALMessage msg = endpoint.createMessage(authenticationId,
publisher,
Time.now(),
qos,
priority,
domainId,
networkZone,
sessionType,
sessionName,
transactionId,
Boolean.TRUE,
op,
MALPubSubOperation.PUBLISH_STAGE,
qosProps,
error.getErrorNumber(), error.getExtraInformation());
endpoint.sendMessage(msg);
return msg;
}
@Override
public void setTransmitErrorListener(final MALTransmitErrorListener plistener) throws MALException {
listener = plistener;
}
@Override
public MALTransmitErrorListener getTransmitErrorListener() throws MALException {
return listener;
}
/**
* Returns the reference to the top level broker object.
*
* @return The parent broker.
*/
public MALBrokerImpl getBrokerImpl() {
return brokerImpl;
}
/**
* Adds a subscriber from this binding.
*
* @param uriTo The URI of the subscriber.
*/
public void addSubscriber(String uriTo) {
subscriberSet.add(uriTo);
}
/**
* Removes a subscriber from this binding.
*
* @param uriTo The URI of the subscriber.
*/
public void removeSubscriber(String uriTo) {
subscriberSet.remove(uriTo);
}
/**
* Returns true if the uri supplied is known by this binding.
*
* @param uri URI of the subscriber to search for.
* @return True if a subscriber known to this binding.
*/
public boolean hasSubscriber(String uri) {
return subscriberSet.contains(uri);
}
}
