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 com.google.common.collect.ImmutableSet;
  11 import java.lang.reflect.Method;
  12 import java.util.ArrayList;
  13 import java.util.Collection;
  14 import java.util.HashSet;
  15 import java.util.Map;
  16 import java.util.Set;
  17 import org.opendaylight.mdsal.binding.api.RpcProviderService;
  18 import org.opendaylight.mdsal.dom.api.DOMRpcIdentifier;
  19 import org.opendaylight.mdsal.dom.api.DOMRpcImplementationRegistration;
  20 import org.opendaylight.mdsal.dom.api.DOMRpcProviderService;
  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
  28 public class BindingDOMRpcProviderServiceAdapter implements RpcProviderService {
  29
  30     private static final Set<YangInstanceIdentifier> GLOBAL = ImmutableSet.of(YangInstanceIdentifier.builder().build());
  31     private final BindingToNormalizedNodeCodec codec;
  32     private final DOMRpcProviderService domRpcRegistry;
  33
  34     public BindingDOMRpcProviderServiceAdapter(final DOMRpcProviderService domRpcRegistry,
  35             final BindingToNormalizedNodeCodec codec) {
  36         this.codec = codec;
  37         this.domRpcRegistry = domRpcRegistry;
  38     }
  39
  40     @Override
  41     public <S extends RpcService, T extends S> ObjectRegistration<T> registerRpcImplementation(final Class<S> type,
  42             final T implementation) {
  43         return register(type, implementation, GLOBAL);
  44     }
  45
  46     @Override
  47     public <S extends RpcService, T extends S> ObjectRegistration<T> registerRpcImplementation(final Class<S> type,
  48             final T implementation, final Set<InstanceIdentifier<?>> paths) {
  49         return register(type, implementation, toYangInstanceIdentifiers(paths));
  50     }
  51
  52     private <S extends RpcService, T extends S> ObjectRegistration<T> register(final Class<S> type,
  53             final T implementation, final Collection<YangInstanceIdentifier> rpcContextPaths) {
  54         final Map<SchemaPath, Method> rpcs = codec.getRpcMethodToSchemaPath(type).inverse();
  55
  56         final BindingDOMRpcImplementationAdapter adapter = new BindingDOMRpcImplementationAdapter(
  57                 codec.getCodecRegistry(), type, rpcs, implementation);
  58         final Set<DOMRpcIdentifier> domRpcs = createDomRpcIdentifiers(rpcs.keySet(), rpcContextPaths);
  59         final DOMRpcImplementationRegistration<?> domReg = domRpcRegistry.registerRpcImplementation(adapter, domRpcs);
  60         return new BindingRpcAdapterRegistration<>(implementation, domReg);
  61     }
  62
  63     private static Set<DOMRpcIdentifier> createDomRpcIdentifiers(final Set<SchemaPath> rpcs,
  64             final Collection<YangInstanceIdentifier> paths) {
  65         final Set<DOMRpcIdentifier> ret = new HashSet<>();
  66         for (final YangInstanceIdentifier path : paths) {
  67             for (final SchemaPath rpc : rpcs) {
  68                 ret.add(DOMRpcIdentifier.create(rpc, path));
  69             }
  70         }
  71         return ret;
  72     }
  73
  74     private Collection<YangInstanceIdentifier> toYangInstanceIdentifiers(final Set<InstanceIdentifier<?>> identifiers) {
  75         final Collection<YangInstanceIdentifier> ret = new ArrayList<>(identifiers.size());
  76         for (final InstanceIdentifier<?> binding : identifiers) {
  77             ret.add(codec.toYangInstanceIdentifierCached(binding));
  78         }
  79         return ret;
  80     }
  81 }