yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/reactor/RFC7950Reactors.java

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies, s.r.o. 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.yangtools.yang.parser.rfc7950.reactor;
   9
  10 import static org.opendaylight.yangtools.yang.common.YangVersion.VERSION_1;
  11 import static org.opendaylight.yangtools.yang.common.YangVersion.VERSION_1_1;
  12
  13 import com.google.common.annotations.Beta;
  14 import com.google.common.collect.ImmutableSet;
  15 import com.google.common.collect.Sets;
  16 import org.eclipse.jdt.annotation.NonNull;
  17 import org.opendaylight.yangtools.yang.common.YangVersion;
  18 import org.opendaylight.yangtools.yang.parser.openconfig.stmt.OpenConfigVersionSupport;
  19 import org.opendaylight.yangtools.yang.parser.rfc7950.namespace.ChildSchemaNodeNamespace;
  20 import org.opendaylight.yangtools.yang.parser.rfc7950.namespace.ModuleQNameToPrefix;
  21 import org.opendaylight.yangtools.yang.parser.rfc7950.namespace.URIStringToImportPrefix;
  22 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.XPathSupport;
  23 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.action.ActionStatementSupport;
  24 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.anydata.AnydataStatementSupport;
  25 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.anyxml.AnyxmlStatementSupport;
  26 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.argument.ArgumentStatementSupport;
  27 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.augment.AugmentImplicitHandlingNamespace;
  28 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.augment.AugmentStatementRFC6020Support;
  29 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.augment.AugmentStatementRFC7950Support;
  30 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.base.BaseStatementSupport;
  31 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.belongs_to.BelongsToStatementSupport;
  32 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.bit.BitStatementRFC6020Support;
  33 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.bit.BitStatementRFC7950Support;
  34 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.case_.CaseStatementRFC6020Support;
  35 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.case_.CaseStatementRFC7950Support;
  36 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.choice.ChoiceStatementRFC6020Support;
  37 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.choice.ChoiceStatementRFC7950Support;
  38 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.config.ConfigStatementSupport;
  39 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.contact.ContactStatementSupport;
  40 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.container.ContainerStatementRFC6020Support;
  41 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.container.ContainerStatementRFC7950Support;
  42 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.default_.DefaultStatementSupport;
  43 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.description.DescriptionStatementSupport;
  44 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.deviate.DeviateStatementRFC6020Support;
  45 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.deviate.DeviateStatementRFC7950Support;
  46 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.deviation.DeviationStatementSupport;
  47 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.enum_.EnumStatementRFC6020Support;
  48 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.enum_.EnumStatementRFC7950Support;
  49 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.error_app_tag.ErrorAppTagStatementSupport;
  50 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.error_message.ErrorMessageStatementSupport;
  51 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.extension.ExtensionStatementSupport;
  52 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.feature.FeatureStatementSupport;
  53 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.fraction_digits.FractionDigitsStatementSupport;
  54 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.grouping.GroupingStatementRFC6020Support;
  55 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.grouping.GroupingStatementRFC7950Support;
  56 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.identity.IdentityStatementRFC6020Support;
  57 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.identity.IdentityStatementRFC7950Support;
  58 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.if_feature.IfFeatureStatementSupport;
  59 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.import_.ImportStatementRFC6020Support;
  60 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.import_.ImportStatementRFC7950Support;
  61 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.include.IncludeStatementRFC6020Support;
  62 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.include.IncludeStatementRFC7950Support;
  63 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.input.InputStatementRFC6020Support;
  64 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.input.InputStatementRFC7950Support;
  65 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.key.KeyStatementSupport;
  66 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.leaf.LeafStatementSupport;
  67 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.leaf_list.LeafListStatementRFC6020Support;
  68 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.leaf_list.LeafListStatementRFC7950Support;
  69 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.length.LengthStatementSupport;
  70 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.list.ConfigListWarningNamespace;
  71 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.list.ListStatementRFC6020Support;
  72 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.list.ListStatementRFC7950Support;
  73 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.mandatory.MandatoryStatementSupport;
  74 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.max_elements.MaxElementsStatementSupport;
  75 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.min_elements.MinElementsStatementSupport;
  76 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.modifier.ModifierStatementSupport;
  77 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.module.ModuleStatementRFC6020Support;
  78 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.module.ModuleStatementRFC7950Support;
  79 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.must.MustStatementSupport;
  80 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.namespace.NamespaceStatementSupport;
  81 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.notification.NotificationStatementRFC6020Support;
  82 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.notification.NotificationStatementRFC7950Support;
  83 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.ordered_by.OrderedByStatementSupport;
  84 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.organization.OrganizationStatementSupport;
  85 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.output.OutputStatementRFC6020Support;
  86 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.output.OutputStatementRFC7950Support;
  87 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.path.PathStatementSupport;
  88 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.pattern.PatternStatementRFC6020Support;
  89 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.pattern.PatternStatementRFC7950Support;
  90 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.position.PositionStatementSupport;
  91 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.prefix.PrefixStatementSupport;
  92 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.presence.PresenceStatementSupport;
  93 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.range.RangeStatementSupport;
  94 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.reference.ReferenceStatementSupport;
  95 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.refine.RefineStatementRFC6020Support;
  96 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.refine.RefineStatementRFC7950Support;
  97 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.require_instance.RequireInstanceStatementSupport;
  98 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.revision.RevisionStatementSupport;
  99 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.revision_date.RevisionDateStatementSupport;
 100 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.rpc.RpcStatementRFC6020Support;
 101 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.rpc.RpcStatementRFC7950Support;
 102 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.status.StatusStatementSupport;
 103 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.submodule.SubmoduleStatementRFC6020Support;
 104 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.submodule.SubmoduleStatementRFC7950Support;
 105 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.type.TypeStatementRFC6020Support;
 106 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.type.TypeStatementRFC7950Support;
 107 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.typedef.TypedefStatementSupport;
 108 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.unique.UniqueStatementSupport;
 109 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.units.UnitsStatementSupport;
 110 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.uses.UsesStatementSupport;
 111 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.value.ValueStatementSupport;
 112 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.when.WhenStatementSupport;
 113 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.yang_version.YangVersionStatementSupport;
 114 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.yin_element.YinElementStatementSupport;
 115 import org.opendaylight.yangtools.yang.parser.spi.ExtensionNamespace;
 116 import org.opendaylight.yangtools.yang.parser.spi.FeatureNamespace;
 117 import org.opendaylight.yangtools.yang.parser.spi.GroupingNamespace;
 118 import org.opendaylight.yangtools.yang.parser.spi.IdentityNamespace;
 119 import org.opendaylight.yangtools.yang.parser.spi.ModuleNamespace;
 120 import org.opendaylight.yangtools.yang.parser.spi.NamespaceToModule;
 121 import org.opendaylight.yangtools.yang.parser.spi.PreLinkageModuleNamespace;
 122 import org.opendaylight.yangtools.yang.parser.spi.SubmoduleNamespace;
 123 import org.opendaylight.yangtools.yang.parser.spi.TypeNamespace;
 124 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase;
 125 import org.opendaylight.yangtools.yang.parser.spi.meta.SemanticVersionModuleNamespace;
 126 import org.opendaylight.yangtools.yang.parser.spi.meta.SemanticVersionNamespace;
 127 import org.opendaylight.yangtools.yang.parser.spi.meta.StatementDefinitionNamespace;
 128 import org.opendaylight.yangtools.yang.parser.spi.meta.StatementSupportBundle;
 129 import org.opendaylight.yangtools.yang.parser.spi.source.BelongsToModuleContext;
 130 import org.opendaylight.yangtools.yang.parser.spi.source.BelongsToPrefixToModuleCtx;
 131 import org.opendaylight.yangtools.yang.parser.spi.source.BelongsToPrefixToModuleName;
 132 import org.opendaylight.yangtools.yang.parser.spi.source.ImpPrefixToNamespace;
 133 import org.opendaylight.yangtools.yang.parser.spi.source.ImportPrefixToModuleCtx;
 134 import org.opendaylight.yangtools.yang.parser.spi.source.ImportPrefixToSemVerSourceIdentifier;
 135 import org.opendaylight.yangtools.yang.parser.spi.source.ImportedModuleContext;
 136 import org.opendaylight.yangtools.yang.parser.spi.source.IncludedModuleContext;
 137 import org.opendaylight.yangtools.yang.parser.spi.source.IncludedSubmoduleNameToModuleCtx;
 138 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleCtxToModuleQName;
 139 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleCtxToSourceIdentifier;
 140 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleNameToModuleQName;
 141 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleNameToNamespace;
 142 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleNamespaceForBelongsTo;
 143 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleQNameToModuleName;
 144 import org.opendaylight.yangtools.yang.parser.spi.source.ModulesDeviatedByModules;
 145 import org.opendaylight.yangtools.yang.parser.spi.source.PrefixToModule;
 146 import org.opendaylight.yangtools.yang.parser.spi.source.QNameToStatementDefinition;
 147 import org.opendaylight.yangtools.yang.parser.spi.source.SupportedFeaturesNamespace;
 148 import org.opendaylight.yangtools.yang.parser.spi.validation.ValidationBundlesNamespace;
 149 import org.opendaylight.yangtools.yang.parser.spi.validation.ValidationBundlesNamespace.ValidationBundleType;
 150 import org.opendaylight.yangtools.yang.parser.stmt.reactor.CrossSourceStatementReactor;
 151 import org.opendaylight.yangtools.yang.xpath.api.YangXPathParserFactory;
 152
 153 /**
 154  * Utility class holding entrypoints for assembling RFC6020/RFC7950 statement {@link CrossSourceStatementReactor}s.
 155  *
 156  * @author Robert Varga
 157  */
 158 @Beta
 159 public final class RFC7950Reactors {
 160     private static final ImmutableSet<YangVersion> SUPPORTED_VERSIONS = Sets.immutableEnumSet(VERSION_1, VERSION_1_1);
 161
 162     private static final StatementSupportBundle INIT_BUNDLE = StatementSupportBundle.builder(SUPPORTED_VERSIONS)
 163             .addSupport(ValidationBundlesNamespace.BEHAVIOUR)
 164             .addSupport(SupportedFeaturesNamespace.BEHAVIOUR)
 165             .addSupport(ModulesDeviatedByModules.BEHAVIOUR)
 166             .build();
 167
 168     private static final StatementSupportBundle PRE_LINKAGE_BUNDLE = StatementSupportBundle.derivedFrom(INIT_BUNDLE)
 169             .addVersionSpecificSupport(VERSION_1, ModuleStatementRFC6020Support.getInstance())
 170             .addVersionSpecificSupport(VERSION_1_1, ModuleStatementRFC7950Support.getInstance())
 171             .addVersionSpecificSupport(VERSION_1, SubmoduleStatementRFC6020Support.getInstance())
 172             .addVersionSpecificSupport(VERSION_1_1, SubmoduleStatementRFC7950Support.getInstance())
 173             .addSupport(NamespaceStatementSupport.getInstance())
 174             .addVersionSpecificSupport(VERSION_1, ImportStatementRFC6020Support.getInstance())
 175             .addVersionSpecificSupport(VERSION_1_1, ImportStatementRFC7950Support.getInstance())
 176             .addVersionSpecificSupport(VERSION_1, IncludeStatementRFC6020Support.getInstance())
 177             .addVersionSpecificSupport(VERSION_1_1, IncludeStatementRFC7950Support.getInstance())
 178             .addSupport(BelongsToStatementSupport.getInstance())
 179             .addSupport(PrefixStatementSupport.getInstance())
 180             .addSupport(YangVersionStatementSupport.getInstance())
 181             .addSupport(RevisionStatementSupport.getInstance())
 182             .addSupport(RevisionDateStatementSupport.getInstance())
 183             .addSupport(ModuleNameToNamespace.BEHAVIOUR)
 184             .addSupport(PreLinkageModuleNamespace.BEHAVIOUR)
 185             .addSupport(ImpPrefixToNamespace.BEHAVIOUR)
 186             .addSupport(ModuleCtxToModuleQName.BEHAVIOUR)
 187             .build();
 188
 189     private static final StatementSupportBundle LINKAGE_BUNDLE = StatementSupportBundle
 190             .derivedFrom(PRE_LINKAGE_BUNDLE)
 191             .addSupport(DescriptionStatementSupport.getInstance())
 192             .addSupport(ReferenceStatementSupport.getInstance())
 193             .addSupport(ContactStatementSupport.getInstance())
 194             .addSupport(OrganizationStatementSupport.getInstance())
 195             .addSupport(ModuleNamespace.BEHAVIOUR)
 196             .addSupport(ModuleNamespaceForBelongsTo.BEHAVIOUR)
 197             .addSupport(SubmoduleNamespace.BEHAVIOUR)
 198             .addSupport(NamespaceToModule.BEHAVIOUR)
 199             .addSupport(ModuleNameToModuleQName.BEHAVIOUR)
 200             .addSupport(ModuleCtxToSourceIdentifier.BEHAVIOUR)
 201             .addSupport(ModuleQNameToModuleName.BEHAVIOUR)
 202             .addSupport(PrefixToModule.BEHAVIOUR)
 203             .addSupport(ImportedModuleContext.BEHAVIOUR)
 204             .addSupport(IncludedModuleContext.BEHAVIOUR)
 205             .addSupport(IncludedSubmoduleNameToModuleCtx.BEHAVIOUR)
 206             .addSupport(ImportPrefixToModuleCtx.BEHAVIOUR)
 207             .addSupport(BelongsToPrefixToModuleCtx.BEHAVIOUR)
 208             .addSupport(ModuleQNameToPrefix.BEHAVIOUR)
 209             .addSupport(URIStringToImportPrefix.BEHAVIOUR)
 210             .addSupport(BelongsToModuleContext.BEHAVIOUR)
 211             .addSupport(QNameToStatementDefinition.BEHAVIOUR)
 212             .addSupport(BelongsToPrefixToModuleName.BEHAVIOUR)
 213             .build();
 214
 215     private static final StatementSupportBundle STMT_DEF_BUNDLE = StatementSupportBundle
 216             .derivedFrom(LINKAGE_BUNDLE)
 217             .addSupport(YinElementStatementSupport.getInstance())
 218             .addSupport(ArgumentStatementSupport.getInstance())
 219             .addSupport(ExtensionStatementSupport.getInstance())
 220             .addSupport(new ChildSchemaNodeNamespace<>())
 221             .addSupport(ExtensionNamespace.BEHAVIOUR)
 222             .addSupport(TypedefStatementSupport.getInstance())
 223             .addSupport(TypeNamespace.BEHAVIOUR)
 224             .addVersionSpecificSupport(VERSION_1, IdentityStatementRFC6020Support.getInstance())
 225             .addVersionSpecificSupport(VERSION_1_1, IdentityStatementRFC7950Support.getInstance())
 226             .addSupport(IdentityNamespace.BEHAVIOUR)
 227             .addSupport(DefaultStatementSupport.getInstance())
 228             .addSupport(StatusStatementSupport.getInstance())
 229             .addVersionSpecificSupport(VERSION_1, TypeStatementRFC6020Support.getInstance())
 230             .addVersionSpecificSupport(VERSION_1_1, TypeStatementRFC7950Support.getInstance())
 231             .addSupport(UnitsStatementSupport.getInstance())
 232             .addSupport(RequireInstanceStatementSupport.getInstance())
 233             .addVersionSpecificSupport(VERSION_1, BitStatementRFC6020Support.getInstance())
 234             .addVersionSpecificSupport(VERSION_1_1, BitStatementRFC7950Support.getInstance())
 235             .addSupport(PathStatementSupport.strictInstance())
 236             .addVersionSpecificSupport(VERSION_1, EnumStatementRFC6020Support.getInstance())
 237             .addVersionSpecificSupport(VERSION_1_1, EnumStatementRFC7950Support.getInstance())
 238             .addSupport(LengthStatementSupport.getInstance())
 239             .addVersionSpecificSupport(VERSION_1, PatternStatementRFC6020Support.getInstance())
 240             .addVersionSpecificSupport(VERSION_1_1, PatternStatementRFC7950Support.getInstance())
 241             .addVersionSpecificSupport(VERSION_1_1, ModifierStatementSupport.getInstance())
 242             .addSupport(RangeStatementSupport.getInstance())
 243             .addSupport(KeyStatementSupport.getInstance())
 244             .addVersionSpecificSupport(VERSION_1, ContainerStatementRFC6020Support.getInstance())
 245             .addVersionSpecificSupport(VERSION_1_1, ContainerStatementRFC7950Support.getInstance())
 246             .addVersionSpecificSupport(VERSION_1, GroupingStatementRFC6020Support.getInstance())
 247             .addVersionSpecificSupport(VERSION_1_1, GroupingStatementRFC7950Support.getInstance())
 248             .addVersionSpecificSupport(VERSION_1, ListStatementRFC6020Support.getInstance())
 249             .addVersionSpecificSupport(VERSION_1_1, ListStatementRFC7950Support.getInstance())
 250             .addSupport(ConfigListWarningNamespace.BEHAVIOUR)
 251             .addSupport(UniqueStatementSupport.getInstance())
 252             .addVersionSpecificSupport(VERSION_1_1, ActionStatementSupport.getInstance())
 253             .addVersionSpecificSupport(VERSION_1, RpcStatementRFC6020Support.getInstance())
 254             .addVersionSpecificSupport(VERSION_1_1, RpcStatementRFC7950Support.getInstance())
 255             .addVersionSpecificSupport(VERSION_1, InputStatementRFC6020Support.getInstance())
 256             .addVersionSpecificSupport(VERSION_1_1, InputStatementRFC7950Support.getInstance())
 257             .addVersionSpecificSupport(VERSION_1, OutputStatementRFC6020Support.getInstance())
 258             .addVersionSpecificSupport(VERSION_1_1, OutputStatementRFC7950Support.getInstance())
 259             .addVersionSpecificSupport(VERSION_1, NotificationStatementRFC6020Support.getInstance())
 260             .addVersionSpecificSupport(VERSION_1_1, NotificationStatementRFC7950Support.getInstance())
 261             .addSupport(FractionDigitsStatementSupport.getInstance())
 262             .addSupport(BaseStatementSupport.getInstance())
 263             .addSupport(StatementDefinitionNamespace.BEHAVIOUR)
 264             .build();
 265
 266
 267     private RFC7950Reactors() {
 268         // Hidden on purpose
 269     }
 270
 271     /**
 272      * Returns a pre-built {@link CrossSourceStatementReactor} supporting RFC6020 and RFC7950, along with OpenConfig
 273      * semantic version extension. This is useful for parsing near-vanilla YANG models while providing complete
 274      * support for semantic versions.
 275      *
 276      * @return A shared reactor instance.
 277      */
 278     public static @NonNull CrossSourceStatementReactor defaultReactor() {
 279         return ServiceLoaderState.DefaultReactor.INSTANCE;
 280     }
 281
 282     /**
 283      * Returns a partially-configured {@link CustomCrossSourceStatementReactorBuilder}, with RFC6020/RFC7950
 284      * and OpenConfig semantic version support enabled.
 285      *
 286      * @return A new {@link CustomCrossSourceStatementReactorBuilder}.
 287      */
 288     public static @NonNull CustomCrossSourceStatementReactorBuilder defaultReactorBuilder() {
 289         return addExtensions(vanillaReactorBuilder());
 290     }
 291
 292     public static @NonNull CustomCrossSourceStatementReactorBuilder defaultReactorBuilder(
 293             final YangXPathParserFactory xpathFactory) {
 294         return addExtensions(vanillaReactorBuilder(xpathFactory));
 295     }
 296
 297     private static @NonNull CustomCrossSourceStatementReactorBuilder addExtensions(
 298             final @NonNull CustomCrossSourceStatementReactorBuilder builder) {
 299         return builder
 300                 // Semantic version support
 301                 .addStatementSupport(ModelProcessingPhase.SOURCE_LINKAGE, OpenConfigVersionSupport.getInstance())
 302                 .addNamespaceSupport(ModelProcessingPhase.SOURCE_LINKAGE, SemanticVersionNamespace.BEHAVIOUR)
 303                 .addNamespaceSupport(ModelProcessingPhase.SOURCE_LINKAGE, SemanticVersionModuleNamespace.BEHAVIOUR)
 304                 .addNamespaceSupport(ModelProcessingPhase.SOURCE_LINKAGE,
 305                     ImportPrefixToSemVerSourceIdentifier.BEHAVIOUR);
 306     }
 307
 308     /**
 309      * Returns a pre-built {@link CrossSourceStatementReactor} supporting both RFC6020 and RFC7950. This is useful
 310      * for parsing vanilla YANG models without any semantic support for extensions. Notably missing is the semantic
 311      * version extension, hence attempts to use semantic version mode will cause failures.
 312      *
 313      * @return A shared reactor instance.
 314      */
 315     public static @NonNull CrossSourceStatementReactor vanillaReactor() {
 316         return ServiceLoaderState.VanillaReactor.INSTANCE;
 317     }
 318
 319     /**
 320      * Returns a partially-configured {@link CustomCrossSourceStatementReactorBuilder}, with vanilla RFC6020/RFC7950
 321      * support enabled.
 322      *
 323      * @return A new {@link CustomCrossSourceStatementReactorBuilder}.
 324      */
 325     public static @NonNull CustomCrossSourceStatementReactorBuilder vanillaReactorBuilder() {
 326         return vanillaReactorBuilder(ServiceLoaderState.XPath.INSTANCE);
 327     }
 328
 329     public static @NonNull CustomCrossSourceStatementReactorBuilder vanillaReactorBuilder(
 330             final @NonNull YangXPathParserFactory xpathFactory) {
 331         return vanillaReactorBuilder(new XPathSupport(xpathFactory));
 332     }
 333
 334     private static @NonNull CustomCrossSourceStatementReactorBuilder vanillaReactorBuilder(
 335             final @NonNull XPathSupport xpathSupport) {
 336         final StatementSupportBundle fullDeclarationBundle = fullDeclarationBundle(xpathSupport);
 337         return new CustomCrossSourceStatementReactorBuilder(SUPPORTED_VERSIONS)
 338                 .addAllSupports(ModelProcessingPhase.INIT, INIT_BUNDLE)
 339                 .addAllSupports(ModelProcessingPhase.SOURCE_PRE_LINKAGE, PRE_LINKAGE_BUNDLE)
 340                 .addAllSupports(ModelProcessingPhase.SOURCE_LINKAGE, LINKAGE_BUNDLE)
 341                 .addAllSupports(ModelProcessingPhase.STATEMENT_DEFINITION, STMT_DEF_BUNDLE)
 342                 .addAllSupports(ModelProcessingPhase.FULL_DECLARATION, fullDeclarationBundle)
 343                 .addAllSupports(ModelProcessingPhase.EFFECTIVE_MODEL, fullDeclarationBundle)
 344                 .addValidationBundle(ValidationBundleType.SUPPORTED_REFINE_SUBSTATEMENTS,
 345                     YangValidationBundles.SUPPORTED_REFINE_SUBSTATEMENTS)
 346                 .addValidationBundle(ValidationBundleType.SUPPORTED_AUGMENT_TARGETS,
 347                     YangValidationBundles.SUPPORTED_AUGMENT_TARGETS)
 348
 349                 // FIXME: 5.0.0: we do not seem to need this validation bundle
 350                 .addValidationBundle(ValidationBundleType.SUPPORTED_CASE_SHORTHANDS,
 351                     YangValidationBundles.SUPPORTED_CASE_SHORTHANDS)
 352
 353                 .addValidationBundle(ValidationBundleType.SUPPORTED_DATA_NODES,
 354                     YangValidationBundles.SUPPORTED_DATA_NODES);
 355     }
 356
 357     private static @NonNull StatementSupportBundle fullDeclarationBundle(final XPathSupport xpathSupport) {
 358         return StatementSupportBundle
 359             .derivedFrom(STMT_DEF_BUNDLE)
 360             .addSupport(LeafStatementSupport.getInstance())
 361             .addSupport(ConfigStatementSupport.getInstance())
 362             .addSupport(DeviationStatementSupport.getInstance())
 363             .addVersionSpecificSupport(VERSION_1, DeviateStatementRFC6020Support.getInstance())
 364             .addVersionSpecificSupport(VERSION_1_1, DeviateStatementRFC7950Support.getInstance())
 365             .addVersionSpecificSupport(VERSION_1, ChoiceStatementRFC6020Support.getInstance())
 366             .addVersionSpecificSupport(VERSION_1_1, ChoiceStatementRFC7950Support.getInstance())
 367             .addVersionSpecificSupport(VERSION_1, CaseStatementRFC6020Support.getInstance())
 368             .addVersionSpecificSupport(VERSION_1_1, CaseStatementRFC7950Support.getInstance())
 369             .addSupport(MustStatementSupport.createInstance(xpathSupport))
 370             .addSupport(MandatoryStatementSupport.getInstance())
 371             .addSupport(AnyxmlStatementSupport.getInstance())
 372             .addVersionSpecificSupport(VERSION_1_1, AnydataStatementSupport.getInstance())
 373             .addSupport(FeatureNamespace.BEHAVIOUR)
 374             .addSupport(IfFeatureStatementSupport.getInstance())
 375             .addSupport(UsesStatementSupport.getInstance())
 376             .addSupport(GroupingNamespace.BEHAVIOUR)
 377             .addSupport(ErrorMessageStatementSupport.getInstance())
 378             .addSupport(ErrorAppTagStatementSupport.getInstance())
 379             .addVersionSpecificSupport(VERSION_1, LeafListStatementRFC6020Support.getInstance())
 380             .addVersionSpecificSupport(VERSION_1_1, LeafListStatementRFC7950Support.getInstance())
 381             .addSupport(PresenceStatementSupport.getInstance())
 382             .addSupport(MaxElementsStatementSupport.getInstance())
 383             .addSupport(MinElementsStatementSupport.getInstance())
 384             .addSupport(OrderedByStatementSupport.getInstance())
 385             .addSupport(WhenStatementSupport.createInstance(xpathSupport))
 386             .addSupport(AugmentImplicitHandlingNamespace.BEHAVIOUR)
 387             .addVersionSpecificSupport(VERSION_1, AugmentStatementRFC6020Support.getInstance())
 388             .addVersionSpecificSupport(VERSION_1_1, AugmentStatementRFC7950Support.getInstance())
 389             .addVersionSpecificSupport(VERSION_1, RefineStatementRFC6020Support.getInstance())
 390             .addVersionSpecificSupport(VERSION_1_1, RefineStatementRFC7950Support.getInstance())
 391             .addSupport(FeatureStatementSupport.getInstance())
 392             .addSupport(PositionStatementSupport.getInstance())
 393             .addSupport(ValueStatementSupport.getInstance())
 394             .build();
 395     }
 396 }