Convert bgp-rib-spi to OSGi DS
[bgpcep.git] / bgp / rib-spi / src / main / java / org / opendaylight / protocol / bgp / rib / spi / SimpleRIBExtensionProviderContext.java
index babf4f4389f435361428de5cc944bd9bf0e63337..648a49323739d2785a4415c4fe2e4cf6fbe19502 100644 (file)
  */
 package org.opendaylight.protocol.bgp.rib.spi;
 
-import com.google.common.base.Preconditions;
-import java.util.HashSet;
-import java.util.Set;
+import static com.google.common.base.Preconditions.checkArgument;
+import static java.util.Objects.requireNonNull;
+
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
-import org.opendaylight.protocol.concepts.AbstractRegistration;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.TablesKey;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.AddressFamily;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.SubsequentAddressFamily;
-import org.opendaylight.yangtools.sal.binding.generator.impl.GeneratedClassLoadingStrategy;
-import org.opendaylight.yangtools.sal.binding.generator.impl.ModuleInfoBackedContext;
-import org.opendaylight.yangtools.yang.binding.YangModuleInfo;
-import org.opendaylight.yangtools.yang.binding.util.BindingReflections;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.Route;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.Tables;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.TablesKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.AddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.SubsequentAddressFamily;
+import org.opendaylight.yangtools.yang.binding.ChildOf;
+import org.opendaylight.yangtools.yang.binding.ChoiceIn;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.Identifiable;
+import org.opendaylight.yangtools.yang.binding.Identifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 public class SimpleRIBExtensionProviderContext implements RIBExtensionProviderContext {
-
     private static final Logger LOG = LoggerFactory.getLogger(SimpleRIBExtensionProviderContext.class);
 
-    private final ConcurrentMap<TablesKey, AdjRIBsFactory> factories = new ConcurrentHashMap<>();
-    private final ConcurrentMap<TablesKey, RIBSupport> supports = new ConcurrentHashMap<>();
-    private final ModuleInfoBackedContext classLoadingStrategy = ModuleInfoBackedContext.create();
-
-    @Override
-    public final synchronized AbstractRegistration registerAdjRIBsInFactory(final Class<? extends AddressFamily> afi,
-            final Class<? extends SubsequentAddressFamily> safi, final AdjRIBsFactory factory) {
-        final TablesKey key = new TablesKey(afi, safi);
-
-        if (this.factories.containsKey(key)) {
-            throw new IllegalArgumentException("Specified AFI/SAFI combination is already registered");
-        }
-
-        this.factories.put(key, factory);
-
-        return new AbstractRegistration() {
-            @Override
-            protected void removeRegistration() {
-                synchronized (SimpleRIBExtensionProviderContext.this) {
-                    SimpleRIBExtensionProviderContext.this.factories.remove(key);
-                }
-            }
-        };
-    }
-
-    @Override
-    public final synchronized AdjRIBsFactory getAdjRIBsInFactory(final Class<? extends AddressFamily> afi,
-            final Class<? extends SubsequentAddressFamily> safi) {
-        return this.factories.get(new TablesKey(afi, safi));
-    }
+    private final ConcurrentMap<TablesKey, RIBSupport<?, ?, ?, ?>> supports = new ConcurrentHashMap<>();
+    private final ConcurrentMap<NodeIdentifierWithPredicates, RIBSupport<?, ?, ?, ?>> domSupports =
+            new ConcurrentHashMap<>();
 
     @Override
-    public <T extends RIBSupport> RIBSupportRegistration<T> registerRIBSupport(final Class<? extends AddressFamily> afi,
-            final Class<? extends SubsequentAddressFamily> safi, final T support) {
+    public <T extends RIBSupport<?, ?, ?, ?>> RIBSupportRegistration<T> registerRIBSupport(
+            final Class<? extends AddressFamily> afi, final Class<? extends SubsequentAddressFamily> safi,
+            final T support) {
         final TablesKey key = new TablesKey(afi, safi);
-        final RIBSupport prev = this.supports.putIfAbsent(key, support);
-        addClassLoadingSupport(afi, safi, support);
-        Preconditions.checkArgument(prev == null, "AFI %s SAFI %s is already registered with %s", afi, safi, prev);
-
-        return new AbstractRIBSupportRegistration<T>(support) {
+        final RIBSupport<?, ?, ?, ?> prev = this.supports.putIfAbsent(key, support);
+        checkArgument(prev == null, "AFI %s SAFI %s is already registered with %s", afi, safi, prev);
+        this.domSupports.put(RibSupportUtils.toYangTablesKey(afi, safi), support);
+        return new AbstractRIBSupportRegistration<>(support) {
             @Override
             protected void removeRegistration() {
+                // FIXME: clean up registrations, too
                 SimpleRIBExtensionProviderContext.this.supports.remove(key);
             }
         };
     }
 
-    private void addClassLoadingSupport(Class<?> afi, Class<?> safi, RIBSupport s) {
-        final Set<YangModuleInfo> moduleInfos =
-                getModuleInfos(afi, safi, s.routesListClass(), s.routesContainerClass(), s.routesCaseClass());
-        if(!moduleInfos.isEmpty()) {
-            classLoadingStrategy.addModuleInfos(moduleInfos);
-        }
-    }
-
-    private static Set<YangModuleInfo> getModuleInfos(Class<?>... clazzes) {
-        final Set<YangModuleInfo> moduleInfos = new HashSet<>();
-        for(Class<?> clz : clazzes) {
-            try {
-                moduleInfos.add(BindingReflections.getModuleInfo(clz));
-            } catch (Exception e) {
-                LOG.debug("Could not find module info for class {}", clz, e);
-            }
-        }
-        return moduleInfos;
-    }
-
     @Override
-    public RIBSupport getRIBSupport(final Class<? extends AddressFamily> afi, final Class<? extends SubsequentAddressFamily> safi) {
+    public <C extends Routes & DataObject & ChoiceIn<Tables>, S extends ChildOf<C>,
+        R extends Route & ChildOf<S> & Identifiable<I>, I extends Identifier<R>> RIBSupport<C, S, R, I> getRIBSupport(
+            final Class<? extends AddressFamily> afi, final Class<? extends SubsequentAddressFamily> safi) {
         return getRIBSupport(new TablesKey(afi, safi));
     }
 
     @Override
-    public RIBSupport getRIBSupport(final TablesKey key) {
-        return this.supports.get(Preconditions.checkNotNull(key));
+    @SuppressWarnings("unchecked")
+    public <C extends Routes & DataObject & ChoiceIn<Tables>, S extends ChildOf<C>,
+        R extends Route & ChildOf<S> & Identifiable<I>, I extends Identifier<R>> RIBSupport<C, S, R, I> getRIBSupport(
+            final TablesKey key) {
+        return (RIBSupport<C, S, R, I>) this.supports.get(requireNonNull(key));
     }
 
     @Override
-    public GeneratedClassLoadingStrategy getClassLoadingStrategy() {
-        return classLoadingStrategy;
+    @SuppressWarnings("unchecked")
+    public <C extends Routes & DataObject & ChoiceIn<Tables>, S extends ChildOf<C>,
+        R extends Route & ChildOf<S> & Identifiable<I>, I extends Identifier<R>> RIBSupport<C, S, R, I> getRIBSupport(
+            final NodeIdentifierWithPredicates key) {
+        return (RIBSupport<C, S, R, I>) this.domSupports.get(key);
     }
 }