binding/mdsal-binding-dom-adapter/src/main/java/org/opendaylight/mdsal/binding/dom/adapter/BindingDOMRpcProviderServiceAdapter.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.mdsal.binding.dom.adapter;
   9
  10 import org.opendaylight.mdsal.dom.api.DOMRpcIdentifier;
  11 import org.opendaylight.mdsal.dom.api.DOMRpcImplementationRegistration;
  12 import org.opendaylight.mdsal.dom.api.DOMRpcProviderService;
  13
  14 import com.google.common.collect.ImmutableSet;
  15 import java.lang.reflect.Method;
  16 import java.util.ArrayList;
  17 import java.util.Collection;
  18 import java.util.HashSet;
  19 import java.util.Map;
  20 import java.util.Set;
  21 import org.opendaylight.yangtools.concepts.ObjectRegistration;
  22 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  23 import org.opendaylight.yangtools.yang.binding.RpcService;
  24 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  25 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  26
  27 public class BindingDOMRpcProviderServiceAdapter {
  28
  29     private static final Set<YangInstanceIdentifier> GLOBAL = ImmutableSet.of(YangInstanceIdentifier.builder().build());
  30     private final BindingToNormalizedNodeCodec codec;
  31     private final DOMRpcProviderService domRpcRegistry;
  32
  33     public BindingDOMRpcProviderServiceAdapter(final DOMRpcProviderService domRpcRegistry, final BindingToNormalizedNodeCodec codec) {
  34         this.codec = codec;
  35         this.domRpcRegistry = domRpcRegistry;
  36     }
  37
  38     public <S extends RpcService, T extends S> ObjectRegistration<T> registerRpcImplementation(final Class<S> type,
  39             final T implementation) {
  40         return register(type, implementation, GLOBAL);
  41     }
  42
  43     public <S extends RpcService, T extends S> ObjectRegistration<T> registerRpcImplementation(final Class<S> type,
  44             final T implementation, final Set<InstanceIdentifier<?>> paths) {
  45         return register(type, implementation, toYangInstanceIdentifiers(paths));
  46     }
  47
  48     private <S extends RpcService, T extends S> ObjectRegistration<T> register(final Class<S> type, final T implementation, final Collection<YangInstanceIdentifier> rpcContextPaths) {
  49         final Map<SchemaPath, Method> rpcs = codec.getRpcMethodToSchemaPath(type).inverse();
  50
  51         final BindingDOMRpcImplementationAdapter adapter = new BindingDOMRpcImplementationAdapter(codec.getCodecRegistry(), type, rpcs, implementation);
  52         final Set<DOMRpcIdentifier> domRpcs = createDomRpcIdentifiers(rpcs.keySet(), rpcContextPaths);
  53         final DOMRpcImplementationRegistration<?> domReg = domRpcRegistry.registerRpcImplementation(adapter, domRpcs);
  54         return new BindingRpcAdapterRegistration<>(implementation, domReg);
  55     }
  56
  57     private static Set<DOMRpcIdentifier> createDomRpcIdentifiers(final Set<SchemaPath> rpcs, final Collection<YangInstanceIdentifier> paths) {
  58         final Set<DOMRpcIdentifier> ret = new HashSet<>();
  59         for (final YangInstanceIdentifier path : paths) {
  60             for (final SchemaPath rpc : rpcs) {
  61                 ret.add(DOMRpcIdentifier.create(rpc, path));
  62             }
  63         }
  64         return ret;
  65     }
  66
  67     private Collection<YangInstanceIdentifier> toYangInstanceIdentifiers(final Set<InstanceIdentifier<?>> identifiers) {
  68         final Collection<YangInstanceIdentifier> ret = new ArrayList<>(identifiers.size());
  69         for (final InstanceIdentifier<?> binding : identifiers) {
  70             ret.add(codec.toYangInstanceIdentifierCached(binding));
  71         }
  72         return ret;
  73     }
  74 }