import com.google.common.util.concurrent.FutureCallback;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
-import com.romix.scala.collection.concurrent.TrieMap;
import java.util.ArrayList;
import java.util.Arrays;
-import java.util.Collection;
import java.util.Collections;
-import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Objects;
-import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.Consumer;
-import javax.annotation.concurrent.GuardedBy;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-/**
- * Created by Martin Bobak <mbobak@cisco.com> on 8.4.2015.
- */
public class DeviceFlowRegistryImpl implements DeviceFlowRegistry {
private static final Logger LOG = LoggerFactory.getLogger(DeviceFlowRegistryImpl.class);
private static final String ALIEN_SYSTEM_FLOW_ID = "#UF$TABLE*";
private static final AtomicInteger UNACCOUNTED_FLOWS_COUNTER = new AtomicInteger(0);
-
- private final BiMap<FlowRegistryKey, FlowDescriptor> flowRegistry = HashBiMap.create();
- @GuardedBy("marks")
- private final Collection<FlowRegistryKey> marks = new HashSet<>();
+ private final BiMap<FlowRegistryKey, FlowDescriptor> flowRegistry = Maps.synchronizedBiMap(HashBiMap.create());
private final DataBroker dataBroker;
private final KeyedInstanceIdentifier<Node, NodeKey> instanceIdentifier;
private final List<ListenableFuture<List<Optional<FlowCapableNode>>>> lastFillFutures = new ArrayList<>();
+ private final Consumer<Flow> flowConsumer;
- // Specifies what to do with flow read from datastore
- private final Consumer<Flow> flowConsumer = flow -> {
- // Create flow registry key from flow
- final FlowRegistryKey key = FlowRegistryKeyFactory.create(flow);
-
- // Now, we will update the registry, but we will also try to prevent duplicate entries
- if (!flowRegistry.containsKey(key)) {
- LOG.trace("Found flow with table ID : {} and flow ID : {}", flow.getTableId(), flow.getId().getValue());
- final FlowDescriptor descriptor = FlowDescriptorFactory.create(flow.getTableId(), flow.getId());
- store(key, descriptor);
- }
- };
-
-
- public DeviceFlowRegistryImpl(final DataBroker dataBroker, final KeyedInstanceIdentifier<Node, NodeKey> instanceIdentifier) {
+ public DeviceFlowRegistryImpl(final short version, final DataBroker dataBroker, final KeyedInstanceIdentifier<Node, NodeKey> instanceIdentifier) {
this.dataBroker = dataBroker;
this.instanceIdentifier = instanceIdentifier;
+
+ // Specifies what to do with flow read from datastore
+ flowConsumer = flow -> {
+ // Create flow registry key from flow
+ final FlowRegistryKey key = FlowRegistryKeyFactory.create(version, flow);
+
+ // Now, we will update the registry, but we will also try to prevent duplicate entries
+ if (!flowRegistry.containsKey(key)) {
+ LOG.trace("Found flow with table ID : {} and flow ID : {}", flow.getTableId(), flow.getId().getValue());
+ final FlowDescriptor descriptor = FlowDescriptorFactory.create(flow.getTableId(), flow.getId());
+ store(key, descriptor);
+ }
+ };
}
@Override
return flowDescriptor;
}
-
@Override
public void store(final FlowRegistryKey flowRegistryKey, final FlowDescriptor flowDescriptor) {
- LOG.trace("Storing flowDescriptor with table ID : {} and flow ID : {} for flow hash : {}",
- flowDescriptor.getTableKey().getId(), flowDescriptor.getFlowId().getValue(), flowRegistryKey.hashCode());
- synchronized (flowRegistryKey) {
- try {
- flowRegistry.put(flowRegistryKey, flowDescriptor);
- } catch (IllegalArgumentException ex) {
- LOG.error("Flow with flowId {} already exists in table {}", flowDescriptor.getFlowId().getValue(),
- flowDescriptor.getTableKey().getId());
- final FlowId newFlowId = createAlienFlowId(flowDescriptor.getTableKey().getId());
- final FlowDescriptor newFlowDescriptor = FlowDescriptorFactory.
- create(flowDescriptor.getTableKey().getId(), newFlowId);
- flowRegistry.put(flowRegistryKey, newFlowDescriptor);
- }
+ try {
+ LOG.trace("Storing flowDescriptor with table ID : {} and flow ID : {} for flow hash : {}",
+ flowDescriptor.getTableKey().getId(), flowDescriptor.getFlowId().getValue(), flowRegistryKey.hashCode());
+ flowRegistry.put(flowRegistryKey, flowDescriptor);
+ } catch (IllegalArgumentException ex) {
+ LOG.warn("Flow with flowId {} already exists in table {}", flowDescriptor.getFlowId().getValue(),
+ flowDescriptor.getTableKey().getId());
+ final FlowId newFlowId = createAlienFlowId(flowDescriptor.getTableKey().getId());
+ final FlowDescriptor newFlowDescriptor = FlowDescriptorFactory.
+ create(flowDescriptor.getTableKey().getId(), newFlowId);
+ flowRegistry.put(flowRegistryKey, newFlowDescriptor);
}
}
@Override
- public void update(FlowRegistryKey newFlowRegistryKey,FlowDescriptor flowDescriptor){
+ public void update(final FlowRegistryKey newFlowRegistryKey, final FlowDescriptor flowDescriptor) {
LOG.trace("Updating the entry with hash: {}", newFlowRegistryKey.hashCode());
- synchronized (newFlowRegistryKey) {
- flowRegistry.forcePut(newFlowRegistryKey, flowDescriptor);
- }
+ flowRegistry.forcePut(newFlowRegistryKey, flowDescriptor);
}
@Override
}
@Override
- public void markToBeremoved(final FlowRegistryKey flowRegistryKey) {
- synchronized (marks) {
- marks.add(flowRegistryKey);
- }
-
- LOG.trace("Flow hash {} was marked for removal.", flowRegistryKey.hashCode());
- }
-
- @Override
- public void removeMarked() {
- synchronized (marks) {
- for (FlowRegistryKey flowRegistryKey : marks) {
- LOG.trace("Removing flow descriptor for flow hash : {}", flowRegistryKey.hashCode());
- flowRegistry.remove(flowRegistryKey);
- }
-
- marks.clear();
- }
+ public void removeDescriptor(final FlowRegistryKey flowRegistryKey) {
+ LOG.trace("Removing flow descriptor for flow hash : {}", flowRegistryKey.hashCode());
+ flowRegistry.remove(flowRegistryKey);
}
@Override
}
flowRegistry.clear();
- marks.clear();
}
@VisibleForTesting
final String alienId = ALIEN_SYSTEM_FLOW_ID + tableId + '-' + UNACCOUNTED_FLOWS_COUNTER.incrementAndGet();
return new FlowId(alienId);
}
-}
\ No newline at end of file
+}