package org.opendaylight.controller.frm.meter;
import org.opendaylight.controller.frm.AbstractChangeListener;
+import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.AddMeterInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.AddMeterInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.RemoveMeterInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.RemoveMeterInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.SalMeterService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.UpdateMeterInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.UpdateMeterInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.meter.update.OriginalMeter;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.meter.update.OriginalMeterBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.meter.update.UpdatedMeter;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.meter.update.UpdatedMeterBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.Meter;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterRef;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import com.google.common.base.Preconditions;
+
/**
+ * Meter Change Listener
+ * add, update and remove {@link Meter} processing from {@link org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent}.
*
* @author <a href="mailto:vdemcak@cisco.com">Vaclav Demcak</a>
*
*/
public class MeterChangeListener extends AbstractChangeListener {
- private final static Logger LOG = LoggerFactory.getLogger(MeterChangeListener.class);
-
- private final SalMeterService salMeterService;
-
- public SalMeterService getSalMeterService() {
- return this.salMeterService;
- }
+ private static final Logger LOG = LoggerFactory.getLogger(MeterChangeListener.class);
- public MeterChangeListener(final SalMeterService manager) {
- this.salMeterService = manager;
- }
+ private final MeterProvider provider;
- @Override
- protected void validate() throws IllegalStateException {
- MeterTransactionValidator.validate(this);
+ public MeterChangeListener (final MeterProvider provider) {
+ this.provider = Preconditions.checkNotNull(provider, "MeterProvider can not be null !");
}
@Override
- protected void remove(InstanceIdentifier<? extends DataObject> identifier, DataObject removeDataObj) {
- if ((removeDataObj instanceof Meter)) {
+ protected void remove(final InstanceIdentifier<? extends DataObject> identifier,
+ final DataObject removeDataObj) {
- final Meter meter = ((Meter) removeDataObj);
- final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
- final RemoveMeterInputBuilder builder = new RemoveMeterInputBuilder(meter);
+ final Meter meter = ((Meter) removeDataObj);
+ final InstanceIdentifier<Node> nodeIdent = identifier.firstIdentifierOf(Node.class);
+ final RemoveMeterInputBuilder builder = new RemoveMeterInputBuilder(meter);
- builder.setNode(new NodeRef(nodeInstanceId));
- builder.setMeterRef(new MeterRef(identifier));
+ builder.setNode(new NodeRef(nodeIdent));
+ builder.setMeterRef(new MeterRef(identifier));
- Uri uri = new Uri(this.getTransactionId());
- builder.setTransactionUri(uri);
- this.salMeterService.removeMeter((RemoveMeterInput) builder.build());
- LOG.debug("Transaction {} - Remove Meter has removed meter: {}", new Object[]{uri, removeDataObj});
- }
+ Uri uri = new Uri(this.getTransactionId());
+ builder.setTransactionUri(uri);
+ this.provider.getSalMeterService().removeMeter(builder.build());
+ LOG.debug("Transaction {} - Remove Meter has removed meter: {}", new Object[]{uri, removeDataObj});
}
@Override
- protected void update(InstanceIdentifier<? extends DataObject> identifier, DataObject original, DataObject update) {
- if (original instanceof Meter && update instanceof Meter) {
+ protected void update(final InstanceIdentifier<? extends DataObject> identifier,
+ final DataObject original, final DataObject update) {
- final Meter originalMeter = ((Meter) original);
- final Meter updatedMeter = ((Meter) update);
- final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
- final UpdateMeterInputBuilder builder = new UpdateMeterInputBuilder();
+ final Meter originalMeter = ((Meter) original);
+ final Meter updatedMeter = ((Meter) update);
+ final InstanceIdentifier<Node> nodeInstanceId = identifier.firstIdentifierOf(Node.class);
+ final UpdateMeterInputBuilder builder = new UpdateMeterInputBuilder();
- builder.setNode(new NodeRef(nodeInstanceId));
- builder.setMeterRef(new MeterRef(identifier));
+ builder.setNode(new NodeRef(nodeInstanceId));
+ builder.setMeterRef(new MeterRef(identifier));
- Uri uri = new Uri(this.getTransactionId());
- builder.setTransactionUri(uri);
+ Uri uri = new Uri(this.getTransactionId());
+ builder.setTransactionUri(uri);
- builder.setUpdatedMeter((UpdatedMeter) (new UpdatedMeterBuilder(updatedMeter)).build());
- builder.setOriginalMeter((OriginalMeter) (new OriginalMeterBuilder(originalMeter)).build());
+ builder.setUpdatedMeter((new UpdatedMeterBuilder(updatedMeter)).build());
+ builder.setOriginalMeter((new OriginalMeterBuilder(originalMeter)).build());
+
+ this.provider.getSalMeterService().updateMeter(builder.build());
+ LOG.debug("Transaction {} - Update Meter has updated meter {} with {}", new Object[]{uri, original, update});
- this.salMeterService.updateMeter((UpdateMeterInput) builder.build());
- LOG.debug("Transaction {} - Update Meter has updated meter {} with {}", new Object[]{uri, original, update});
- }
}
@Override
- protected void add(InstanceIdentifier<? extends DataObject> identifier, DataObject addDataObj) {
- if ((addDataObj instanceof Meter)) {
+ protected void add(final InstanceIdentifier<? extends DataObject> identifier,
+ final DataObject addDataObj) {
+
+ final Meter meter = ((Meter) addDataObj);
+ final InstanceIdentifier<Node> nodeInstanceId = identifier.firstIdentifierOf(Node.class);
+ final AddMeterInputBuilder builder = new AddMeterInputBuilder(meter);
- final Meter meter = ((Meter) addDataObj);
- final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
- final AddMeterInputBuilder builder = new AddMeterInputBuilder(meter);
+ builder.setNode(new NodeRef(nodeInstanceId));
+ builder.setMeterRef(new MeterRef(identifier));
- builder.setNode(new NodeRef(nodeInstanceId));
- builder.setMeterRef(new MeterRef(identifier));
+ Uri uri = new Uri(this.getTransactionId());
+ builder.setTransactionUri(uri);
+ this.provider.getSalMeterService().addMeter(builder.build());
+ LOG.debug("Transaction {} - Add Meter has added meter: {}", new Object[]{uri, addDataObj});
+ }
+
+ @Override
+ protected boolean preconditionForChange(final InstanceIdentifier<? extends DataObject> identifier,
+ final DataObject dataObj, final DataObject update) {
- Uri uri = new Uri(this.getTransactionId());
- builder.setTransactionUri(uri);
- this.salMeterService.addMeter((AddMeterInput) builder.build());
- LOG.debug("Transaction {} - Add Meter has added meter: {}", new Object[]{uri, addDataObj});
- }
+ final ReadOnlyTransaction trans = this.provider.getDataService().newReadOnlyTransaction();
+ return update != null
+ ? (dataObj instanceof Meter && update instanceof Meter && isNodeAvailable(identifier, trans))
+ : (dataObj instanceof Meter && isNodeAvailable(identifier, trans));
}
-}
\ No newline at end of file
+}