package org.opendaylight.controller.sal.binding.impl.connect.dom;
+import java.util.Collection;
import java.util.Collections;
+import java.util.Map;
import java.util.Map.Entry;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
-import org.opendaylight.controller.config.api.jmx.CommitStatus;
+import org.opendaylight.controller.md.sal.common.api.RegistrationListener;
import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler;
-import org.opendaylight.controller.md.sal.common.api.data.DataModification;
-import org.opendaylight.controller.md.sal.common.api.data.DataReader;
import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction;
+import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandlerRegistration;
+import org.opendaylight.controller.md.sal.common.api.data.DataModification;
import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
import org.opendaylight.controller.sal.binding.api.data.RuntimeDataProvider;
import org.opendaylight.controller.sal.common.util.Rpcs;
-import org.opendaylight.controller.sal.core.api.data.DataBrokerService;
+import org.opendaylight.controller.sal.core.api.Provider;
+import org.opendaylight.controller.sal.core.api.Broker.ProviderSession;
import org.opendaylight.controller.sal.core.api.data.DataModificationTransaction;
+import org.opendaylight.yangtools.concepts.Registration;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.opendaylight.yangtools.yang.common.RpcError;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.opendaylight.yangtools.yang.data.api.CompositeNode;
-
-import com.google.common.base.Preconditions;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
public class BindingIndependentDataServiceConnector implements //
RuntimeDataProvider, //
- DataCommitHandler<InstanceIdentifier<? extends DataObject>, DataObject> {
+ Provider, AutoCloseable {
+
+ private final Logger LOG = LoggerFactory.getLogger(BindingIndependentDataServiceConnector.class);
private static final InstanceIdentifier<? extends DataObject> ROOT = InstanceIdentifier.builder().toInstance();
+ private static final org.opendaylight.yangtools.yang.data.api.InstanceIdentifier ROOT_BI = org.opendaylight.yangtools.yang.data.api.InstanceIdentifier
+ .builder().toInstance();
+
private BindingIndependentMappingService mappingService;
- private DataBrokerService biDataService;
+ private org.opendaylight.controller.sal.core.api.data.DataProviderService biDataService;
private DataProviderService baDataService;
+ private ConcurrentMap<Object, BindingToDomTransaction> domOpenedTransactions = new ConcurrentHashMap<>();
+ private ConcurrentMap<Object, DomToBindingTransaction> bindingOpenedTransactions = new ConcurrentHashMap<>();
+
+ private BindingToDomCommitHandler bindingToDomCommitHandler = new BindingToDomCommitHandler();
+ private DomToBindingCommitHandler domToBindingCommitHandler = new DomToBindingCommitHandler();
+
+ private Registration<DataCommitHandler<InstanceIdentifier<? extends DataObject>, DataObject>> baCommitHandlerRegistration;
+
+ private Registration<DataCommitHandler<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode>> biCommitHandlerRegistration;
+
@Override
public DataObject readOperationalData(InstanceIdentifier<? extends DataObject> path) {
- // TODO Auto-generated method stub
- org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biPath = mappingService.toDataDom(path);
- CompositeNode result = biDataService.readOperationalData(biPath);
- return mappingService.dataObjectFromDataDom(path, result);
+ try {
+ org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biPath = mappingService.toDataDom(path);
+ CompositeNode result = biDataService.readOperationalData(biPath);
+ return mappingService.dataObjectFromDataDom(path, result);
+ } catch (DeserializationException e) {
+ throw new IllegalStateException(e);
+ }
}
@Override
public DataObject readConfigurationData(InstanceIdentifier<? extends DataObject> path) {
- org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biPath = mappingService.toDataDom(path);
- CompositeNode result = biDataService.readConfigurationData(biPath);
- return mappingService.dataObjectFromDataDom(path, result);
- }
-
- @Override
- public org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction<InstanceIdentifier<? extends DataObject>, DataObject> requestCommit(
- DataModification<InstanceIdentifier<? extends DataObject>, DataObject> modification) {
-
- DataModificationTransaction translated = translateTransaction(modification);
- return new WrappedTransaction(translated, modification);
+ try {
+ org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biPath = mappingService.toDataDom(path);
+ CompositeNode result = biDataService.readConfigurationData(biPath);
+ return mappingService.dataObjectFromDataDom(path, result);
+ } catch (DeserializationException e) {
+ throw new IllegalStateException(e);
+ }
}
- private DataModificationTransaction translateTransaction(
+ private DataModificationTransaction createBindingToDomTransaction(
DataModification<InstanceIdentifier<? extends DataObject>, DataObject> source) {
DataModificationTransaction target = biDataService.beginTransaction();
for (Entry<InstanceIdentifier<? extends DataObject>, DataObject> entry : source.getUpdatedConfigurationData()
.toDataDom(entry);
target.putOperationalData(biEntry.getKey(), biEntry.getValue());
}
- for(InstanceIdentifier<? extends DataObject> entry : source.getRemovedConfigurationData()) {
+ for (InstanceIdentifier<? extends DataObject> entry : source.getRemovedConfigurationData()) {
org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biEntry = mappingService.toDataDom(entry);
target.removeConfigurationData(biEntry);
}
- for(InstanceIdentifier<? extends DataObject> entry : source.getRemovedOperationalData()) {
+ for (InstanceIdentifier<? extends DataObject> entry : source.getRemovedOperationalData()) {
org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biEntry = mappingService.toDataDom(entry);
target.removeOperationalData(biEntry);
}
return target;
}
- private class WrappedTransaction implements
+ private org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction createDomToBindingTransaction(
+ DataModification<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> source) {
+ org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction target = baDataService
+ .beginTransaction();
+ for (Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> entry : source
+ .getUpdatedConfigurationData().entrySet()) {
+ try {
+ InstanceIdentifier<?> baKey = mappingService.fromDataDom(entry.getKey());
+ DataObject baData = mappingService.dataObjectFromDataDom(baKey, entry.getValue());
+ target.putConfigurationData(baKey, baData);
+ } catch (DeserializationException e) {
+ LOG.error("Ommiting from BA transaction: {}. Reason {}.", entry.getKey(), e);
+ }
+ }
+ for (Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> entry : source
+ .getUpdatedOperationalData().entrySet()) {
+ try {
+
+ InstanceIdentifier<?> baKey = mappingService.fromDataDom(entry.getKey());
+ DataObject baData = mappingService.dataObjectFromDataDom(baKey, entry.getValue());
+ target.putOperationalData(baKey, baData);
+ } catch (DeserializationException e) {
+ LOG.error("Ommiting from BA transaction: {}. Reason {}.", entry.getKey(), e);
+ }
+ }
+ for (org.opendaylight.yangtools.yang.data.api.InstanceIdentifier entry : source.getRemovedConfigurationData()) {
+ try {
+
+ InstanceIdentifier<?> baEntry = mappingService.fromDataDom(entry);
+ target.removeConfigurationData(baEntry);
+ } catch (DeserializationException e) {
+ LOG.error("Ommiting from BA transaction: {}. Reason {}.", entry, e);
+ }
+ }
+ for (org.opendaylight.yangtools.yang.data.api.InstanceIdentifier entry : source.getRemovedOperationalData()) {
+ try {
+
+ InstanceIdentifier<?> baEntry = mappingService.fromDataDom(entry);
+ target.removeOperationalData(baEntry);
+ } catch (DeserializationException e) {
+ LOG.error("Ommiting from BA transaction: {}. Reason{}.", entry, e);
+ }
+ }
+ return target;
+ }
+
+ public org.opendaylight.controller.sal.core.api.data.DataProviderService getBiDataService() {
+ return biDataService;
+ }
+
+ public void setBiDataService(org.opendaylight.controller.sal.core.api.data.DataProviderService biDataService) {
+ this.biDataService = biDataService;
+ }
+
+ public DataProviderService getBaDataService() {
+ return baDataService;
+ }
+
+ public void setBaDataService(DataProviderService baDataService) {
+ this.baDataService = baDataService;
+ }
+
+ public void start() {
+ baDataService.registerDataReader(ROOT, this);
+ baCommitHandlerRegistration = baDataService.registerCommitHandler(ROOT, bindingToDomCommitHandler);
+ biCommitHandlerRegistration = biDataService.registerCommitHandler(ROOT_BI, domToBindingCommitHandler);
+ baDataService.registerCommitHandlerListener(domToBindingCommitHandler);
+ }
+
+ public void setMappingService(BindingIndependentMappingService mappingService) {
+ this.mappingService = mappingService;
+ }
+
+ @Override
+ public Collection<ProviderFunctionality> getProviderFunctionality() {
+ return Collections.emptyList();
+ }
+
+ @Override
+ public void onSessionInitiated(ProviderSession session) {
+ setBiDataService(session.getService(org.opendaylight.controller.sal.core.api.data.DataProviderService.class));
+ start();
+ }
+
+ @Override
+ public void close() throws Exception {
+ if (baCommitHandlerRegistration != null) {
+ baCommitHandlerRegistration.close();
+ }
+ if (biCommitHandlerRegistration != null) {
+ biCommitHandlerRegistration.close();
+ }
+
+ }
+
+ private class DomToBindingTransaction implements
+ DataCommitTransaction<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> {
+
+ private final org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction backing;
+ private final DataModification<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> modification;
+
+ public DomToBindingTransaction(
+ org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction backing,
+ DataModification<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> modification) {
+ super();
+ this.backing = backing;
+ this.modification = modification;
+ bindingOpenedTransactions.put(backing.getIdentifier(), this);
+ }
+
+ @Override
+ public DataModification<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> getModification() {
+ return modification;
+ }
+
+ @Override
+ public RpcResult<Void> rollback() throws IllegalStateException {
+ // backing.cancel();
+ return Rpcs.<Void> getRpcResult(true, null, Collections.<RpcError> emptySet());
+ }
+
+ @Override
+ public RpcResult<Void> finish() throws IllegalStateException {
+ Future<RpcResult<TransactionStatus>> result = backing.commit();
+ try {
+ RpcResult<TransactionStatus> baResult = result.get();
+ return Rpcs.<Void> getRpcResult(baResult.isSuccessful(), null, baResult.getErrors());
+ } catch (InterruptedException e) {
+ throw new IllegalStateException("", e);
+ } catch (ExecutionException e) {
+ throw new IllegalStateException("", e);
+ }
+ }
+ }
+
+ private class BindingToDomTransaction implements
DataCommitTransaction<InstanceIdentifier<? extends DataObject>, DataObject> {
private DataModificationTransaction backing;
private DataModification<InstanceIdentifier<? extends DataObject>, DataObject> modification;
- public WrappedTransaction(DataModificationTransaction backing,
+ public BindingToDomTransaction(DataModificationTransaction backing,
DataModification<InstanceIdentifier<? extends DataObject>, DataObject> modification) {
this.backing = backing;
this.modification = modification;
+ domOpenedTransactions.put(backing.getIdentifier(), this);
}
@Override
public RpcResult<Void> finish() throws IllegalStateException {
Future<RpcResult<TransactionStatus>> result = backing.commit();
try {
- RpcResult<TransactionStatus> biresult = result.get();
+ RpcResult<TransactionStatus> biResult = result.get();
+ return Rpcs.<Void> getRpcResult(biResult.isSuccessful(), null, biResult.getErrors());
} catch (InterruptedException e) {
throw new IllegalStateException("", e);
} catch (ExecutionException e) {
throw new IllegalStateException("", e);
+ } finally {
+ domOpenedTransactions.remove(backing.getIdentifier());
}
- return Rpcs.<Void> getRpcResult(true, null, Collections.<RpcError> emptySet());
}
@Override
public RpcResult<Void> rollback() throws IllegalStateException {
- // backing.cancel();
+ domOpenedTransactions.remove(backing.getIdentifier());
return Rpcs.<Void> getRpcResult(true, null, Collections.<RpcError> emptySet());
}
-
}
- public DataBrokerService getBiDataService() {
- return biDataService;
- }
+ private class BindingToDomCommitHandler implements
+ DataCommitHandler<InstanceIdentifier<? extends DataObject>, DataObject> {
- public void setBiDataService(DataBrokerService biDataService) {
- this.biDataService = biDataService;
- }
+ @Override
+ public org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction<InstanceIdentifier<? extends DataObject>, DataObject> requestCommit(
+ DataModification<InstanceIdentifier<? extends DataObject>, DataObject> bindingTransaction) {
- public DataProviderService getBaDataService() {
- return baDataService;
- }
+ /**
+ * Transaction was created as DOM transaction, in that case we do
+ * not need to forward it back.
+ */
+ if (bindingOpenedTransactions.containsKey(bindingTransaction.getIdentifier())) {
- public void setBaDataService(DataProviderService baDataService) {
- this.baDataService = baDataService;
+ return CommitHandlersTransactions.allwaysSuccessfulTransaction(bindingTransaction);
+ }
+ DataModificationTransaction domTransaction = createBindingToDomTransaction(bindingTransaction);
+ BindingToDomTransaction wrapped = new BindingToDomTransaction(domTransaction, bindingTransaction);
+ LOG.info("Forwarding Binding Transaction: {} as DOM Transaction: {} .", bindingTransaction.getIdentifier(),
+ domTransaction.getIdentifier());
+ return wrapped;
+ }
}
- public void start() {
- baDataService.registerDataReader(ROOT, this);
- baDataService.registerCommitHandler(ROOT, this);
- }
+ private class DomToBindingCommitHandler implements //
+ RegistrationListener<DataCommitHandlerRegistration<InstanceIdentifier<?>, DataObject>>, //
+ DataCommitHandler<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> {
- public void setMappingService(BindingIndependentMappingService mappingService) {
- this.mappingService = mappingService;
- }
+ @Override
+ public void onRegister(DataCommitHandlerRegistration<InstanceIdentifier<?>, DataObject> registration) {
+
+ org.opendaylight.yangtools.yang.data.api.InstanceIdentifier domPath = mappingService.toDataDom(registration
+ .getPath());
+
+ }
+ @Override
+ public void onUnregister(DataCommitHandlerRegistration<InstanceIdentifier<?>, DataObject> registration) {
+ // NOOP for now
+ // FIXME: do registration based on only active commit handlers.
+ }
+
+ public org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> requestCommit(
+ DataModification<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> domTransaction) {
+ Object identifier = domTransaction.getIdentifier();
+
+ /**
+ * We checks if the transcation was originated in this mapper. If it
+ * was originated in this mapper we are returing allways success
+ * commit hanlder to prevent creating loop in two-phase commit and
+ * duplicating data.
+ */
+ if (domOpenedTransactions.containsKey(identifier)) {
+ return CommitHandlersTransactions.allwaysSuccessfulTransaction(domTransaction);
+ }
+
+ org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction baTransaction = createDomToBindingTransaction(domTransaction);
+ DomToBindingTransaction forwardedTransaction = new DomToBindingTransaction(baTransaction, domTransaction);
+ LOG.info("Forwarding DOM Transaction: {} as Binding Transaction: {}.", domTransaction.getIdentifier(),
+ baTransaction.getIdentifier());
+ return forwardedTransaction;
+ }
+ }
}