--- /dev/null
+/*
+ * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.yangtools.yang.parser.rfc7950.stmt;
+
+import static com.google.common.base.Verify.verifyNotNull;
+import static java.util.Objects.requireNonNull;
+
+import com.google.common.annotations.Beta;
+import com.google.common.base.MoreObjects;
+import com.google.common.collect.Collections2;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap.Builder;
+import com.google.common.collect.ImmutableSet;
+import java.util.Collection;
+import java.util.LinkedHashSet;
+import java.util.Optional;
+import java.util.Set;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yangtools.concepts.SemVer;
+import org.opendaylight.yangtools.openconfig.model.api.OpenConfigVersionEffectiveStatement;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.common.UnqualifiedQName;
+import org.opendaylight.yangtools.yang.common.YangVersion;
+import org.opendaylight.yangtools.yang.model.api.AugmentationSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.Deviation;
+import org.opendaylight.yangtools.yang.model.api.ExtensionDefinition;
+import org.opendaylight.yangtools.yang.model.api.FeatureDefinition;
+import org.opendaylight.yangtools.yang.model.api.GroupingDefinition;
+import org.opendaylight.yangtools.yang.model.api.IdentitySchemaNode;
+import org.opendaylight.yangtools.yang.model.api.ModuleImport;
+import org.opendaylight.yangtools.yang.model.api.ModuleLike;
+import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
+import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
+import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
+import org.opendaylight.yangtools.yang.model.api.UsesNode;
+import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
+import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.ContactEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.DataTreeAwareEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.ImportEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.ModuleEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.OrganizationEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.PrefixEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.TypedefEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.YangVersionEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.compat.NotificationNodeContainerCompat;
+import org.opendaylight.yangtools.yang.model.spi.meta.AbstractDeclaredEffectiveStatement.DefaultWithDataTree.WithSubstatements;
+import org.opendaylight.yangtools.yang.model.spi.meta.EffectiveStatementMixins.DocumentedNodeMixin;
+import org.opendaylight.yangtools.yang.parser.spi.meta.CommonStmtCtx;
+import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
+import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
+import org.opendaylight.yangtools.yang.parser.spi.source.ImportPrefixToModuleCtx;
+import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
+
+@Beta
+public abstract class AbstractEffectiveModule<D extends DeclaredStatement<UnqualifiedQName>,
+ E extends DataTreeAwareEffectiveStatement<UnqualifiedQName, D>>
+ extends WithSubstatements<UnqualifiedQName, D, E>
+ implements ModuleLike, DocumentedNodeMixin<UnqualifiedQName, D>,
+ NotificationNodeContainerCompat<UnqualifiedQName, D, E> {
+ private final String prefix;
+ private final ImmutableSet<GroupingDefinition> groupings;
+ private final ImmutableSet<UsesNode> uses;
+ private final ImmutableSet<TypeDefinition<?>> typeDefinitions;
+
+ protected AbstractEffectiveModule(final Current<UnqualifiedQName, D> stmt,
+ final ImmutableList<? extends EffectiveStatement<?, ?>> substatements, final String prefix) {
+ super(stmt.declared(), substatements);
+
+ this.prefix = requireNonNull(prefix);
+
+ final Set<GroupingDefinition> mutableGroupings = new LinkedHashSet<>();
+ final Set<UsesNode> mutableUses = new LinkedHashSet<>();
+ final Set<TypeDefinition<?>> mutableTypeDefinitions = new LinkedHashSet<>();
+
+ for (final EffectiveStatement<?, ?> effectiveStatement : effectiveSubstatements()) {
+ if (effectiveStatement instanceof UsesNode && !mutableUses.add((UsesNode) effectiveStatement)) {
+ throw EffectiveStmtUtils.createNameCollisionSourceException(stmt, effectiveStatement);
+ }
+ if (effectiveStatement instanceof TypedefEffectiveStatement) {
+ final TypeDefinition<?> type = ((TypedefEffectiveStatement) effectiveStatement).getTypeDefinition();
+ if (!mutableTypeDefinitions.add(type)) {
+ throw EffectiveStmtUtils.createNameCollisionSourceException(stmt, effectiveStatement);
+ }
+ }
+ if (effectiveStatement instanceof GroupingDefinition
+ && !mutableGroupings.add((GroupingDefinition) effectiveStatement)) {
+ throw EffectiveStmtUtils.createNameCollisionSourceException(stmt, effectiveStatement);
+ }
+ }
+
+ this.groupings = ImmutableSet.copyOf(mutableGroupings);
+ this.typeDefinitions = ImmutableSet.copyOf(mutableTypeDefinitions);
+ this.uses = ImmutableSet.copyOf(mutableUses);
+ }
+
+ @Override
+ public UnqualifiedQName argument() {
+ return getDeclared().argument();
+ }
+
+ @Override
+ public String getName() {
+ return argument().getLocalName();
+ }
+
+ @Override
+ public String getPrefix() {
+ return prefix;
+ }
+
+ @Override
+ public YangVersion getYangVersion() {
+ return findFirstEffectiveSubstatementArgument(YangVersionEffectiveStatement.class)
+ .orElse(YangVersion.VERSION_1);
+ }
+
+ @Override
+ public Optional<String> getOrganization() {
+ return findFirstEffectiveSubstatementArgument(OrganizationEffectiveStatement.class);
+ }
+
+ @Override
+ public Optional<String> getContact() {
+ return findFirstEffectiveSubstatementArgument(ContactEffectiveStatement.class);
+ }
+
+ @Override
+ public Collection<? extends @NonNull ModuleImport> getImports() {
+ return filterSubstatements(ModuleImport.class);
+ }
+
+ @Override
+ public Collection<? extends @NonNull FeatureDefinition> getFeatures() {
+ return filterSubstatements(FeatureDefinition.class);
+ }
+
+ @Override
+ public Collection<? extends @NonNull NotificationDefinition> getNotifications() {
+ return filterSubstatements(NotificationDefinition.class);
+ }
+
+ @Override
+ public Collection<? extends @NonNull AugmentationSchemaNode> getAugmentations() {
+ return filterSubstatements(AugmentationSchemaNode.class);
+ }
+
+ @Override
+ public Collection<? extends @NonNull RpcDefinition> getRpcs() {
+ return filterSubstatements(RpcDefinition.class);
+ }
+
+ @Override
+ public Collection<? extends @NonNull Deviation> getDeviations() {
+ return filterSubstatements(Deviation.class);
+ }
+
+ @Override
+ public Collection<? extends @NonNull ExtensionDefinition> getExtensionSchemaNodes() {
+ return filterSubstatements(ExtensionDefinition.class);
+ }
+
+ @Override
+ public Collection<? extends @NonNull IdentitySchemaNode> getIdentities() {
+ return filterSubstatements(IdentitySchemaNode.class);
+ }
+
+ @Override
+ public final Collection<? extends TypeDefinition<?>> getTypeDefinitions() {
+ return typeDefinitions;
+ }
+
+ @Override
+ public final Collection<? extends DataSchemaNode> getChildNodes() {
+ return filterSubstatements(DataSchemaNode.class);
+ }
+
+ @Override
+ public final Collection<? extends GroupingDefinition> getGroupings() {
+ return groupings;
+ }
+
+ @Override
+ @SuppressWarnings("checkstyle:hiddenField")
+ public final DataSchemaNode dataChildByName(final QName name) {
+ return dataSchemaNode(name);
+ }
+
+ @Override
+ public Collection<? extends UsesNode> getUses() {
+ return uses;
+ }
+
+ @Override
+ public Optional<SemVer> getSemanticVersion() {
+ return findFirstEffectiveSubstatementArgument(OpenConfigVersionEffectiveStatement.class);
+ }
+
+ @Override
+ public String toString() {
+ return MoreObjects.toStringHelper(this).omitNullValues()
+ .add("name", getName())
+ .add("namespace", getNamespace())
+ .add("revision", getRevision().orElse(null))
+ .add("prefix", prefix)
+ .add("yangVersion", getYangVersion())
+ .toString();
+ }
+
+ protected static final @NonNull String findPrefix(final CommonStmtCtx stmt,
+ final Collection<? extends EffectiveStatement<?, ?>> substatements, final String type, final String name) {
+ return substatements.stream()
+ .filter(PrefixEffectiveStatement.class::isInstance)
+ .map(prefix -> ((PrefixEffectiveStatement) prefix).argument())
+ .findAny()
+ .orElseThrow(() -> new SourceException(stmt, "Unable to resolve prefix for %s %s.", type, name));
+ }
+
+ // Alright. this is quite ugly
+ protected final void appendPrefixes(final Current<?, ?> stmt,
+ final Builder<String, ModuleEffectiveStatement> builder) {
+ streamEffectiveSubstatements(ImportEffectiveStatement.class)
+ .map(imp -> imp.findFirstEffectiveSubstatementArgument(PrefixEffectiveStatement.class).get())
+ .forEach(pfx -> {
+ final StmtContext<?, ?, ?> importedCtx =
+ verifyNotNull(stmt.getFromNamespace(ImportPrefixToModuleCtx.class, pfx),
+ "Failed to resolve prefix %s", pfx);
+ builder.put(pfx, (ModuleEffectiveStatement) importedCtx.buildEffective());
+ });
+ }
+
+ @SuppressWarnings("unchecked")
+ private <T> @NonNull Collection<? extends T> filterSubstatements(final Class<T> type) {
+ return (Collection<? extends T>) Collections2.filter(effectiveSubstatements(), type::isInstance);
+ }
+}
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