2 * Copyright (c) 2020 PANTHEON.tech, s.r.o. and others. All rights reserved.
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
8 package org.opendaylight.binding.runtime.spi;
10 import com.google.common.annotations.Beta;
11 import java.util.Arrays;
12 import java.util.stream.Collectors;
13 import org.eclipse.jdt.annotation.NonNull;
14 import org.opendaylight.binding.runtime.api.BindingRuntimeContext;
15 import org.opendaylight.binding.runtime.api.BindingRuntimeGenerator;
16 import org.opendaylight.binding.runtime.api.DefaultBindingRuntimeContext;
17 import org.opendaylight.mdsal.binding.spec.reflect.BindingReflections;
18 import org.opendaylight.yangtools.yang.binding.YangModuleInfo;
19 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
22 * Simple helpers to help with reconstruction of BindingRuntimeContext from generated binding classes. These involve
23 * reflection and YANG model assembly, hence should not be used without any caching whatsoever or any support for
24 * dynamic schema updates.
27 public final class BindingRuntimeHelpers {
28 private BindingRuntimeHelpers() {
32 public static @NonNull EffectiveModelContext createEffectiveModel(final Class<?>... classes) {
33 return createEffectiveModel(Arrays.stream(classes)
34 .map(BindingRuntimeHelpers::extractYangModuleInfo)
35 .collect(Collectors.toList()));
38 public static @NonNull EffectiveModelContext createEffectiveModel(
39 final Iterable<? extends YangModuleInfo> moduleInfos) {
40 return prepareContext(moduleInfos).tryToCreateModelContext().orElseThrow();
43 public static @NonNull BindingRuntimeContext createRuntimeContext(final BindingRuntimeGenerator generator) {
44 final ModuleInfoBackedContext ctx = prepareContext(BindingReflections.loadModuleInfos());
45 return DefaultBindingRuntimeContext.create(generator.generateTypeMapping(
46 ctx.tryToCreateModelContext().orElseThrow()), ctx);
49 public static @NonNull BindingRuntimeContext createRuntimeContext(final BindingRuntimeGenerator generator,
50 final Class<?>... classes) {
51 final ModuleInfoBackedContext ctx = prepareContext(Arrays.stream(classes)
52 .map(BindingRuntimeHelpers::extractYangModuleInfo)
53 .collect(Collectors.toList()));
54 return DefaultBindingRuntimeContext.create(
55 generator.generateTypeMapping(ctx.tryToCreateModelContext().orElseThrow()), ctx);
58 @SuppressWarnings("checkstyle:IllegalCatch")
59 static YangModuleInfo extractYangModuleInfo(final Class<?> clazz) {
61 return BindingReflections.getModuleInfo(clazz);
62 } catch (Exception e) {
63 throw new IllegalStateException("Failed to extract module info from " + clazz, e);
67 private static ModuleInfoBackedContext prepareContext(final Iterable<? extends YangModuleInfo> moduleInfos) {
68 final ModuleInfoBackedContext ctx = ModuleInfoBackedContext.create();
69 ctx.addModuleInfos(moduleInfos);