opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/impl/connect/dom/BindingIndependentDataServiceConnector.java

   1 package org.opendaylight.controller.sal.binding.impl.connect.dom;
   2
   3 import java.util.Collection;
   4 import java.util.Collections;
   5 import java.util.Map.Entry;
   6 import java.util.concurrent.ExecutionException;
   7 import java.util.concurrent.Future;
   8
   9 import org.opendaylight.controller.config.api.jmx.CommitStatus;
  10 import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
  11 import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler;
  12 import org.opendaylight.controller.md.sal.common.api.data.DataModification;
  13 import org.opendaylight.controller.md.sal.common.api.data.DataReader;
  14 import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction;
  15 import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
  16 import org.opendaylight.controller.sal.binding.api.data.RuntimeDataProvider;
  17 import org.opendaylight.controller.sal.common.util.Rpcs;
  18 import org.opendaylight.controller.sal.core.api.Provider;
  19 import org.opendaylight.controller.sal.core.api.Broker.ProviderSession;
  20 import org.opendaylight.controller.sal.core.api.data.DataBrokerService;
  21 import org.opendaylight.controller.sal.core.api.data.DataModificationTransaction;
  22 import org.opendaylight.yangtools.yang.binding.DataObject;
  23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  24 import org.opendaylight.yangtools.yang.common.RpcError;
  25 import org.opendaylight.yangtools.yang.common.RpcResult;
  26 import org.opendaylight.yangtools.yang.data.api.CompositeNode;
  27
  28 import com.google.common.base.Preconditions;
  29
  30 public class BindingIndependentDataServiceConnector implements //
  31         RuntimeDataProvider, //
  32         DataCommitHandler<InstanceIdentifier<? extends DataObject>, DataObject>, Provider {
  33
  34     private static final InstanceIdentifier<? extends DataObject> ROOT = InstanceIdentifier.builder().toInstance();
  35
  36     private BindingIndependentMappingService mappingService;
  37
  38     private DataBrokerService biDataService;
  39
  40     private DataProviderService baDataService;
  41
  42     @Override
  43     public DataObject readOperationalData(InstanceIdentifier<? extends DataObject> path) {
  44         org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biPath = mappingService.toDataDom(path);
  45         CompositeNode result = biDataService.readOperationalData(biPath);
  46         return mappingService.dataObjectFromDataDom(path, result);
  47     }
  48
  49     @Override
  50     public DataObject readConfigurationData(InstanceIdentifier<? extends DataObject> path) {
  51         org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biPath = mappingService.toDataDom(path);
  52         CompositeNode result = biDataService.readConfigurationData(biPath);
  53         return mappingService.dataObjectFromDataDom(path, result);
  54     }
  55
  56     @Override
  57     public org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction<InstanceIdentifier<? extends DataObject>, DataObject> requestCommit(
  58             DataModification<InstanceIdentifier<? extends DataObject>, DataObject> modification) {
  59
  60         DataModificationTransaction translated = translateTransaction(modification);
  61         return new WrappedTransaction(translated, modification);
  62     }
  63
  64     private DataModificationTransaction translateTransaction(
  65             DataModification<InstanceIdentifier<? extends DataObject>, DataObject> source) {
  66         DataModificationTransaction target = biDataService.beginTransaction();
  67         for (Entry<InstanceIdentifier<? extends DataObject>, DataObject> entry : source.getUpdatedConfigurationData()
  68                 .entrySet()) {
  69             Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> biEntry = mappingService
  70                     .toDataDom(entry);
  71             target.putConfigurationData(biEntry.getKey(), biEntry.getValue());
  72         }
  73         for (Entry<InstanceIdentifier<? extends DataObject>, DataObject> entry : source.getUpdatedOperationalData()
  74                 .entrySet()) {
  75             Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> biEntry = mappingService
  76                     .toDataDom(entry);
  77             target.putOperationalData(biEntry.getKey(), biEntry.getValue());
  78         }
  79         for(InstanceIdentifier<? extends DataObject> entry : source.getRemovedConfigurationData()) {
  80             org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biEntry = mappingService.toDataDom(entry);
  81             target.removeConfigurationData(biEntry);
  82         }
  83         for(InstanceIdentifier<? extends DataObject> entry : source.getRemovedOperationalData()) {
  84             org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biEntry = mappingService.toDataDom(entry);
  85             target.removeOperationalData(biEntry);
  86         }
  87         return target;
  88     }
  89
  90     private class WrappedTransaction implements
  91             DataCommitTransaction<InstanceIdentifier<? extends DataObject>, DataObject> {
  92
  93         private DataModificationTransaction backing;
  94         private DataModification<InstanceIdentifier<? extends DataObject>, DataObject> modification;
  95
  96         public WrappedTransaction(DataModificationTransaction backing,
  97                 DataModification<InstanceIdentifier<? extends DataObject>, DataObject> modification) {
  98             this.backing = backing;
  99             this.modification = modification;
 100         }
 101
 102         @Override
 103         public DataModification<InstanceIdentifier<? extends DataObject>, DataObject> getModification() {
 104             return modification;
 105         }
 106
 107         @Override
 108         public RpcResult<Void> finish() throws IllegalStateException {
 109             Future<RpcResult<TransactionStatus>> result = backing.commit();
 110             try {
 111                 RpcResult<TransactionStatus> biresult = result.get();
 112             } catch (InterruptedException e) {
 113                 throw new IllegalStateException("", e);
 114             } catch (ExecutionException e) {
 115                 throw new IllegalStateException("", e);
 116             }
 117             return Rpcs.<Void> getRpcResult(true, null, Collections.<RpcError> emptySet());
 118         }
 119
 120         @Override
 121         public RpcResult<Void> rollback() throws IllegalStateException {
 122             // backing.cancel();
 123             return Rpcs.<Void> getRpcResult(true, null, Collections.<RpcError> emptySet());
 124         }
 125
 126     }
 127
 128     public DataBrokerService getBiDataService() {
 129         return biDataService;
 130     }
 131
 132     public void setBiDataService(DataBrokerService biDataService) {
 133         this.biDataService = biDataService;
 134     }
 135
 136     public DataProviderService getBaDataService() {
 137         return baDataService;
 138     }
 139
 140     public void setBaDataService(DataProviderService baDataService) {
 141         this.baDataService = baDataService;
 142     }
 143
 144     public void start() {
 145         baDataService.registerDataReader(ROOT, this);
 146         baDataService.registerCommitHandler(ROOT, this);
 147     }
 148
 149     public void setMappingService(BindingIndependentMappingService mappingService) {
 150         this.mappingService = mappingService;
 151     }
 152
 153     @Override
 154     public Collection<ProviderFunctionality> getProviderFunctionality() {
 155         return Collections.emptyList();
 156     }
 157
 158     @Override
 159     public void onSessionInitiated(ProviderSession session) {
 160         setBiDataService(session.getService(org.opendaylight.controller.sal.core.api.data.DataProviderService.class));
 161         start();
 162     }
 163
 164 }