*/
package org.opendaylight.yangtools.yang.parser.stmt.reactor;
+import com.google.common.base.MoreObjects;
+import com.google.common.base.MoreObjects.ToStringHelper;
import com.google.common.base.Preconditions;
-import com.google.common.base.Throwables;
-import com.google.common.collect.HashMultimap;
+import com.google.common.collect.ImmutableCollection;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMultimap;
+import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Multimap;
+import com.google.common.collect.Multimaps;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
+import java.util.EnumMap;
import java.util.EventListener;
import java.util.Iterator;
-import java.util.LinkedHashMap;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
import javax.annotation.Nonnull;
-import org.opendaylight.yangtools.concepts.Identifiable;
-import org.opendaylight.yangtools.yang.model.api.Rfc6020Mapping;
+import javax.annotation.Nullable;
+import org.opendaylight.yangtools.util.OptionalBoolean;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.common.QNameModule;
+import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
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.meta.IdentifierNamespace;
import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
import org.opendaylight.yangtools.yang.model.api.meta.StatementSource;
+import org.opendaylight.yangtools.yang.parser.spi.meta.CopyHistory;
+import org.opendaylight.yangtools.yang.parser.spi.meta.CopyType;
import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder;
import org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase;
import org.opendaylight.yangtools.yang.parser.spi.meta.NamespaceBehaviour;
-import org.opendaylight.yangtools.yang.parser.spi.meta.NamespaceBehaviour.StorageNodeType;
import org.opendaylight.yangtools.yang.parser.spi.meta.StatementNamespace;
import org.opendaylight.yangtools.yang.parser.spi.meta.StatementSupport;
import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
+import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
+import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
+import org.opendaylight.yangtools.yang.parser.spi.source.ImplicitSubstatement;
import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
import org.opendaylight.yangtools.yang.parser.spi.source.StatementSourceReference;
+import org.opendaylight.yangtools.yang.parser.spi.source.SupportedFeaturesNamespace;
+import org.opendaylight.yangtools.yang.parser.spi.source.SupportedFeaturesNamespace.SupportedFeatures;
import org.opendaylight.yangtools.yang.parser.stmt.reactor.NamespaceBehaviourWithListeners.ValueAddedListener;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
public abstract class StatementContextBase<A, D extends DeclaredStatement<A>, E extends EffectiveStatement<A, D>>
- extends NamespaceStorageSupport implements StmtContext.Mutable<A, D, E>, Identifiable<StatementIdentifier> {
-
+ extends NamespaceStorageSupport implements Mutable<A, D, E> {
/**
- * event listener when an item is added to model namespace
+ * Event listener when an item is added to model namespace.
*/
interface OnNamespaceItemAdded extends EventListener {
-
- void namespaceItemAdded(StatementContextBase<?, ?, ?> context, Class<?> namespace, Object key, Object value)
- throws SourceException;
-
+ /**
+ * Invoked whenever a new item is added to a namespace.
+ */
+ void namespaceItemAdded(StatementContextBase<?, ?, ?> context, Class<?> namespace, Object key, Object value);
}
/**
- * event listener when a parsing {@link ModelProcessingPhase} is completed
+ * Event listener when a parsing {@link ModelProcessingPhase} is completed.
*/
interface OnPhaseFinished extends EventListener {
-
- boolean phaseFinished(StatementContextBase<?, ?, ?> context, ModelProcessingPhase phase) throws SourceException;
-
+ /**
+ * Invoked whenever a processing phase has finished.
+ */
+ boolean phaseFinished(StatementContextBase<?, ?, ?> context, ModelProcessingPhase phase);
}
/**
- * interface for all mutations within an {@link ModelActionBuilder.InferenceAction}
+ * Interface for all mutations within an {@link ModelActionBuilder.InferenceAction}.
*/
interface ContextMutation {
boolean isFinished();
-
}
+ private static final Logger LOG = LoggerFactory.getLogger(StatementContextBase.class);
+
private final StatementDefinitionContext<A, D, E> definition;
- private final StatementIdentifier identifier;
private final StatementSourceReference statementDeclSource;
- private int order = 0;
-
- private Map<StatementIdentifier, StatementContextBase<?, ?, ?>> substatements = new LinkedHashMap<>();
-
- private Collection<StatementContextBase<?, ?, ?>> declared = new ArrayList<>();
- private Collection<StatementContextBase<?, ?, ?>> effective = new ArrayList<>();
- private Collection<StatementContextBase<?, ?, ?>> effectOfStatement = new ArrayList<>();
-
- public Collection<StatementContextBase<?, ?, ?>> getEffectOfStatement() {
- return effectOfStatement;
- }
-
- public void addAsEffectOfStatement(StatementContextBase<?, ?, ?> ctx) {
- effectOfStatement.add(ctx);
- }
-
- private ModelProcessingPhase completedPhase;
+ private final StmtContext<?, ?, ?> originalCtx;
+ private final CopyHistory copyHistory;
+ private final String rawArgument;
- private Multimap<ModelProcessingPhase, OnPhaseFinished> phaseListeners = HashMultimap.create();
- private Multimap<ModelProcessingPhase, ContextMutation> phaseMutation = HashMultimap.create();
+ private Multimap<ModelProcessingPhase, OnPhaseFinished> phaseListeners = ImmutableMultimap.of();
+ private Multimap<ModelProcessingPhase, ContextMutation> phaseMutation = ImmutableMultimap.of();
+ private Collection<Mutable<?, ?, ?>> effective = ImmutableList.of();
+ private Collection<StmtContext<?, ?, ?>> effectOfStatement = ImmutableList.of();
+ private StatementMap substatements = StatementMap.empty();
+ private boolean isSupportedToBuildEffective = true;
+ private ModelProcessingPhase completedPhase = null;
private D declaredInstance;
private E effectiveInstance;
- private StatementContextBase<?, ?, ?> originalCtx;
- private List<TypeOfCopy> copyHistory;
+ // BooleanFields value
+ private byte supportedByFeatures;
- private boolean isSupportedToBuildEffective = true;
+ StatementContextBase(final StatementDefinitionContext<A, D, E> def, final StatementSourceReference ref,
+ final String rawArgument) {
+ this.definition = Preconditions.checkNotNull(def);
+ this.statementDeclSource = Preconditions.checkNotNull(ref);
+ this.rawArgument = def.internArgument(rawArgument);
+ this.copyHistory = CopyHistory.original();
+ this.originalCtx = null;
+ }
- @Override
- public boolean isSupportedToBuildEffective() {
- return isSupportedToBuildEffective;
+ StatementContextBase(final StatementContextBase<A, D, E> original, final CopyType copyType) {
+ this.definition = Preconditions.checkNotNull(original.definition,
+ "Statement context definition cannot be null copying from: %s", original.getStatementSourceReference());
+ this.statementDeclSource = Preconditions.checkNotNull(original.statementDeclSource,
+ "Statement context statementDeclSource cannot be null copying from: %s",
+ original.getStatementSourceReference());
+ this.rawArgument = original.rawArgument;
+ this.copyHistory = CopyHistory.of(copyType, original.getCopyHistory());
+ this.originalCtx = original.getOriginalCtx().orElse(original);
}
@Override
- public void setIsSupportedToBuildEffective(boolean isSupportedToBuildEffective) {
- this.isSupportedToBuildEffective = isSupportedToBuildEffective;
+ public Collection<? extends StmtContext<?, ?, ?>> getEffectOfStatement() {
+ return effectOfStatement;
}
@Override
- public List<TypeOfCopy> getCopyHistory() {
- return copyHistory;
+ public void addAsEffectOfStatement(final StmtContext<?, ?, ?> ctx) {
+ if (effectOfStatement.isEmpty()) {
+ effectOfStatement = new ArrayList<>(1);
+ }
+ effectOfStatement.add(ctx);
}
@Override
- public void addToCopyHistory(TypeOfCopy typeOfCopy) {
- this.copyHistory.add(typeOfCopy);
+ public void addAsEffectOfStatement(final Collection<? extends StmtContext<?, ?, ?>> ctxs) {
+ if (ctxs.isEmpty()) {
+ return;
+ }
+
+ if (effectOfStatement.isEmpty()) {
+ effectOfStatement = new ArrayList<>(ctxs.size());
+ }
+ effectOfStatement.addAll(ctxs);
}
@Override
- public void addAllToCopyHistory(List<TypeOfCopy> typeOfCopyList) {
- this.copyHistory.addAll(typeOfCopyList);
+ public boolean isSupportedByFeatures() {
+ if (OptionalBoolean.isPresent(supportedByFeatures)) {
+ return OptionalBoolean.get(supportedByFeatures);
+ }
+
+ if (isIgnoringIfFeatures()) {
+ supportedByFeatures = OptionalBoolean.of(true);
+ return true;
+ }
+
+ final boolean isParentSupported = isParentSupportedByFeatures();
+ /*
+ * If parent is not supported, then this context is also not supported.
+ * So we do not need to check if-features statements of this context and
+ * we can return false immediately.
+ */
+ if (!isParentSupported) {
+ supportedByFeatures = OptionalBoolean.of(false);
+ return false;
+ }
+
+ /*
+ * If parent is supported, we need to check if-features statements of
+ * this context.
+ */
+ // If the set of supported features has not been provided, all features are supported by default.
+ final Set<QName> supportedFeatures = getFromNamespace(SupportedFeaturesNamespace.class,
+ SupportedFeatures.SUPPORTED_FEATURES);
+ final boolean ret = supportedFeatures == null ? true
+ : StmtContextUtils.checkFeatureSupport(this, supportedFeatures);
+
+ supportedByFeatures = OptionalBoolean.of(ret);
+ return ret;
}
+ protected abstract boolean isParentSupportedByFeatures();
+
+ protected abstract boolean isIgnoringIfFeatures();
+
+ protected abstract boolean isIgnoringConfig();
+
@Override
- public StatementContextBase<?, ?, ?> getOriginalCtx() {
- return originalCtx;
+ public boolean isSupportedToBuildEffective() {
+ return isSupportedToBuildEffective;
}
@Override
- public void setOriginalCtx(StatementContextBase<?, ?, ?> originalCtx) {
- this.originalCtx = originalCtx;
+ public void setIsSupportedToBuildEffective(final boolean isSupportedToBuildEffective) {
+ this.isSupportedToBuildEffective = isSupportedToBuildEffective;
}
@Override
- public void setOrder(int order) {
- this.order = order;
+ public CopyHistory getCopyHistory() {
+ return copyHistory;
}
@Override
- public int getOrder() {
- return order;
+ public Optional<StmtContext<?, ?, ?>> getOriginalCtx() {
+ return Optional.ofNullable(originalCtx);
}
@Override
}
@Override
- public void setCompletedPhase(ModelProcessingPhase completedPhase) {
+ public void setCompletedPhase(final ModelProcessingPhase completedPhase) {
this.completedPhase = completedPhase;
}
- StatementContextBase(@Nonnull ContextBuilder<A, D, E> builder) throws SourceException {
- this.definition = builder.getDefinition();
- this.identifier = builder.createIdentifier();
- this.statementDeclSource = builder.getStamementSource();
- this.completedPhase = null;
- initCopyHistory();
- }
-
- StatementContextBase(StatementContextBase<A, D, E> original) {
- this.definition = Preconditions
- .checkNotNull(original.definition, "Statement context definition cannot be null");
- this.identifier = Preconditions
- .checkNotNull(original.identifier, "Statement context identifier cannot be null");
- this.statementDeclSource = Preconditions.checkNotNull(original.statementDeclSource,
- "Statement context statementDeclSource cannot be null");
- this.completedPhase = null;
- initCopyHistory();
- }
-
- private void initCopyHistory() {
- this.copyHistory = new LinkedList<>();
- this.copyHistory.add(TypeOfCopy.ORIGINAL);
- }
-
- /**
- * @return context of parent of statement
- */
@Override
public abstract StatementContextBase<?, ?, ?> getParentContext();
/**
+ * Returns the model root for this statement.
+ *
* @return root context of statement
*/
+ @Nonnull
@Override
public abstract RootStatementContext<?, ?, ?> getRoot();
/**
- * @return statement identifier
- */
- @Override
- public StatementIdentifier getIdentifier() {
- return identifier;
- }
-
- /**
+ * Returns the origin of the statement.
+ *
* @return origin of statement
*/
+ @Nonnull
@Override
public StatementSource getStatementSource() {
return statementDeclSource.getStatementSource();
}
/**
+ * Returns a reference to statement source.
+ *
* @return reference of statement source
*/
+ @Nonnull
@Override
public StatementSourceReference getStatementSourceReference() {
return statementDeclSource;
}
- /**
- * @return raw statement argument string
- */
@Override
- public String rawStatementArgument() {
- return identifier.getArgument();
+ public final String rawStatementArgument() {
+ return rawArgument;
}
- /**
- * @return collection of declared substatements
- */
+ @Nonnull
@Override
- public Collection<StatementContextBase<?, ?, ?>> declaredSubstatements() {
- return Collections.unmodifiableCollection(declared);
+ public Collection<? extends StmtContext<?, ?, ?>> declaredSubstatements() {
+ return substatements.values();
}
- /**
- * @return collection of substatements
- */
+ @Nonnull
@Override
- public Collection<StatementContextBase<?, ?, ?>> substatements() {
- return Collections.unmodifiableCollection(substatements.values());
+ public Collection<? extends Mutable<?, ?, ?>> mutableDeclaredSubstatements() {
+ return substatements.values();
}
- /**
- * @return collection of effective substatements
- */
@Override
- public Collection<StatementContextBase<?, ?, ?>> effectiveSubstatements() {
+ public Collection<? extends StmtContext<?, ?, ?>> effectiveSubstatements() {
+ return mutableEffectiveSubstatements();
+ }
+
+ @Nonnull
+ @Override
+ public Collection<? extends Mutable<?, ?, ?>> mutableEffectiveSubstatements() {
+ if (effective instanceof ImmutableCollection) {
+ return effective;
+ }
+
return Collections.unmodifiableCollection(effective);
}
- public void removeStatementsFromEffectiveSubstatements(Collection<StatementContextBase<?, ?, ?>> substatements) {
- effective.removeAll(substatements);
+ public void removeStatementsFromEffectiveSubstatements(
+ final Collection<? extends StmtContext<?, ?, ?>> substatements) {
+ if (!effective.isEmpty()) {
+ effective.removeAll(substatements);
+ shrinkEffective();
+ }
}
- public void removeStatementFromEffectiveSubstatements(StatementDefinition refineSubstatementDef) {
- Iterator<StatementContextBase<?, ?, ?>> iterator = effective.iterator();
+ private void shrinkEffective() {
+ if (effective.isEmpty()) {
+ effective = ImmutableList.of();
+ }
+ }
+
+ public void removeStatementFromEffectiveSubstatements(final StatementDefinition statementDef) {
+ if (effective.isEmpty()) {
+ return;
+ }
+
+ final Iterator<? extends StmtContext<?, ?, ?>> iterator = effective.iterator();
while (iterator.hasNext()) {
- StatementContextBase<?, ?, ?> next = iterator.next();
- if (next.getPublicDefinition().equals(refineSubstatementDef)) {
+ final StmtContext<?, ?, ?> next = iterator.next();
+ if (statementDef.equals(next.getPublicDefinition())) {
iterator.remove();
}
}
+
+ shrinkEffective();
}
/**
- * adds effective statement to collection of substatements
+ * Removes a statement context from the effective substatements based on its statement definition (i.e statement
+ * keyword) and raw (in String form) statement argument. The statement context is removed only if both statement
+ * definition and statement argument match with one of the effective substatements' statement definition
+ * and argument.
*
- * @throws IllegalStateException
- * if added in declared phase
- * @throws NullPointerException
- * if statement parameter is null
+ * <p>
+ * If the statementArg parameter is null, the statement context is removed based only on its statement definition.
*
- * @param substatement substatement
+ * @param statementDef statement definition of the statement context to remove
+ * @param statementArg statement argument of the statement context to remove
*/
- public void addEffectiveSubstatement(StatementContextBase<?, ?, ?> substatement) {
+ public void removeStatementFromEffectiveSubstatements(final StatementDefinition statementDef,
+ final String statementArg) {
+ if (statementArg == null) {
+ removeStatementFromEffectiveSubstatements(statementDef);
+ }
- final ModelProcessingPhase inProgressPhase = getRoot().getSourceContext().getInProgressPhase();
- Preconditions.checkState(inProgressPhase == ModelProcessingPhase.FULL_DECLARATION
- || inProgressPhase == ModelProcessingPhase.EFFECTIVE_MODEL,
- "Effective statement cannot be added in declared phase");
+ if (effective.isEmpty()) {
+ return;
+ }
- effective.add(Preconditions.checkNotNull(substatement,
- "StatementContextBase effective substatement cannot be null"));
+ final Iterator<Mutable<?, ?, ?>> iterator = effective.iterator();
+ while (iterator.hasNext()) {
+ final Mutable<?, ?, ?> next = iterator.next();
+ if (statementDef.equals(next.getPublicDefinition()) && statementArg.equals(next.rawStatementArgument())) {
+ iterator.remove();
+ }
+ }
+
+ shrinkEffective();
}
/**
- * adds declared statement to collection of substatements
+ * Adds an effective statement to collection of substatements.
*
+ * @param substatement substatement
* @throws IllegalStateException
- * if added in effective phase
+ * if added in declared phase
* @throws NullPointerException
* if statement parameter is null
+ */
+ public void addEffectiveSubstatement(final Mutable<?, ?, ?> substatement) {
+ beforeAddEffectiveStatement(1);
+ effective.add(substatement);
+ }
+
+ /**
+ * Adds an effective statement to collection of substatements.
*
- * @param substatement substatement
+ * @param substatements substatements
+ * @throws IllegalStateException
+ * if added in declared phase
+ * @throws NullPointerException
+ * if statement parameter is null
*/
- public void addDeclaredSubstatement(StatementContextBase<?, ?, ?> substatement) {
+ public void addEffectiveSubstatements(final Collection<? extends Mutable<?, ?, ?>> substatements) {
+ if (substatements.isEmpty()) {
+ return;
+ }
+ substatements.forEach(Preconditions::checkNotNull);
+ beforeAddEffectiveStatement(substatements.size());
+ effective.addAll(substatements);
+ }
+
+ private void beforeAddEffectiveStatement(final int toAdd) {
final ModelProcessingPhase inProgressPhase = getRoot().getSourceContext().getInProgressPhase();
- Preconditions.checkState(inProgressPhase != ModelProcessingPhase.EFFECTIVE_MODEL,
- "Declared statement cannot be added in effective phase");
+ Preconditions.checkState(inProgressPhase == ModelProcessingPhase.FULL_DECLARATION
+ || inProgressPhase == ModelProcessingPhase.EFFECTIVE_MODEL,
+ "Effective statement cannot be added in declared phase at: %s", getStatementSourceReference());
- declared.add(Preconditions.checkNotNull(substatement,
- "StatementContextBase declared substatement cannot be null"));
+ if (effective.isEmpty()) {
+ effective = new ArrayList<>(toAdd);
+ }
}
/**
- * builds new substatement from statement definition context and statement source reference
+ * Create a new substatement at the specified offset.
*
+ * @param offset Substatement offset
* @param def definition context
* @param ref source reference
- *
- * @return instance of ContextBuilder
+ * @param argument statement argument
+ * @return A new substatement
*/
- @SuppressWarnings({ "rawtypes", "unchecked" })
- public ContextBuilder<?, ?, ?> substatementBuilder(StatementDefinitionContext<?, ?, ?> def,
- StatementSourceReference ref) {
- return new ContextBuilder(def, ref) {
+ @SuppressWarnings("checkstyle:methodTypeParameterName")
+ public final <CA, CD extends DeclaredStatement<CA>, CE extends EffectiveStatement<CA, CD>>
+ StatementContextBase<CA, CD, CE> createSubstatement(final int offset,
+ final StatementDefinitionContext<CA, CD, CE> def, final StatementSourceReference ref,
+ final String argument) {
+ final ModelProcessingPhase inProgressPhase = getRoot().getSourceContext().getInProgressPhase();
+ Preconditions.checkState(inProgressPhase != ModelProcessingPhase.EFFECTIVE_MODEL,
+ "Declared statement cannot be added in effective phase at: %s", getStatementSourceReference());
- @Override
- public StatementContextBase build() throws SourceException {
- StatementContextBase<?, ?, ?> potential = null;
+ final Optional<StatementSupport<?, ?, ?>> implicitParent = definition.getImplicitParentFor(def.getPublicView());
+ if (implicitParent.isPresent()) {
+ return createImplicitParent(offset, implicitParent.get(), ref, argument).createSubstatement(offset, def,
+ ref, argument);
+ }
- if (getDefinition().getPublicView() != Rfc6020Mapping.AUGMENT) {
- potential = substatements.get(createIdentifier());
- }
- if (potential == null) {
- potential = new SubstatementContext(StatementContextBase.this, this);
- substatements.put(createIdentifier(), potential);
- getDefinition().onStatementAdded(potential);
- }
- potential.resetLists();
- switch (this.getStamementSource().getStatementSource()) {
- case DECLARATION:
- addDeclaredSubstatement(potential);
- break;
- case CONTEXT:
- addEffectiveSubstatement(potential);
- break;
- }
- return potential;
- }
- };
+ final StatementContextBase<CA, CD, CE> ret = new SubstatementContext<>(this, def, ref, argument);
+ substatements = substatements.put(offset, ret);
+ def.onStatementAdded(ret);
+ return ret;
}
- /**
- * @return local namespace behaviour type {@link NamespaceBehaviour}
- */
- @Override
- public StorageNodeType getStorageNodeType() {
- return StorageNodeType.STATEMENT_LOCAL;
+ private StatementContextBase<?, ?, ?> createImplicitParent(final int offset,
+ final StatementSupport<?, ?, ?> implicitParent, final StatementSourceReference ref, final String argument) {
+ final StatementDefinitionContext<?, ?, ?> def = new StatementDefinitionContext<>(implicitParent);
+ return createSubstatement(offset, def, ImplicitSubstatement.of(ref), argument);
}
/**
- * builds {@link DeclaredStatement} for statement context
+ * Lookup substatement by its offset in this statement.
+ *
+ * @param offset Substatement offset
+ * @return Substatement, or null if substatement does not exist.
*/
+ final StatementContextBase<?, ?, ?> lookupSubstatement(final int offset) {
+ return substatements.get(offset);
+ }
+
@Override
public D buildDeclared() {
Preconditions.checkArgument(completedPhase == ModelProcessingPhase.FULL_DECLARATION
return declaredInstance;
}
- /**
- * builds {@link EffectiveStatement} for statement context
- */
@Override
public E buildEffective() {
if (effectiveInstance == null) {
}
/**
- * clears collection of declared substatements
- *
- * @throws IllegalStateException
- * if invoked in effective build phase
- */
- void resetLists() {
-
- final SourceSpecificContext sourceContext = getRoot().getSourceContext();
- Preconditions.checkState(sourceContext.getInProgressPhase() != ModelProcessingPhase.EFFECTIVE_MODEL,
- "Declared statements list cannot be cleared in effective phase");
-
- declared.clear();
- }
-
- /**
- * tries to execute current {@link ModelProcessingPhase} of source parsing
+ * tries to execute current {@link ModelProcessingPhase} of source parsing.
*
* @param phase
* to be executed (completed)
* @throws SourceException
* when an error occured in source parsing
*/
- boolean tryToCompletePhase(ModelProcessingPhase phase) throws SourceException {
- Iterator<ContextMutation> openMutations = phaseMutation.get(phase).iterator();
+ boolean tryToCompletePhase(final ModelProcessingPhase phase) {
+
boolean finished = true;
- while (openMutations.hasNext()) {
- ContextMutation current = openMutations.next();
- if (current.isFinished()) {
- openMutations.remove();
- } else {
- finished = false;
+ final Collection<ContextMutation> openMutations = phaseMutation.get(phase);
+ if (!openMutations.isEmpty()) {
+ final Iterator<ContextMutation> it = openMutations.iterator();
+ while (it.hasNext()) {
+ final ContextMutation current = it.next();
+ if (current.isFinished()) {
+ it.remove();
+ } else {
+ finished = false;
+ }
+ }
+
+ if (openMutations.isEmpty()) {
+ phaseMutation.removeAll(phase);
+ if (phaseMutation.isEmpty()) {
+ phaseMutation = ImmutableMultimap.of();
+ }
}
}
- for (StatementContextBase<?, ?, ?> child : declared) {
+
+ for (final StatementContextBase<?, ?, ?> child : substatements.values()) {
finished &= child.tryToCompletePhase(phase);
}
- for (StatementContextBase<?, ?, ?> child : effective) {
- finished &= child.tryToCompletePhase(phase);
+ for (final Mutable<?, ?, ?> child : effective) {
+ if (child instanceof StatementContextBase) {
+ finished &= ((StatementContextBase<?, ?, ?>) child).tryToCompletePhase(phase);
+ }
}
if (finished) {
}
/**
- * occurs on end of {@link ModelProcessingPhase} of source parsing
+ * Occurs on end of {@link ModelProcessingPhase} of source parsing.
*
* @param phase
* that was to be completed (finished)
* @throws SourceException
- * when an error occured in source parsing
+ * when an error occurred in source parsing
*/
- private void onPhaseCompleted(ModelProcessingPhase phase) throws SourceException {
+ private void onPhaseCompleted(final ModelProcessingPhase phase) {
completedPhase = phase;
- Iterator<OnPhaseFinished> listener = phaseListeners.get(completedPhase).iterator();
+
+ final Collection<OnPhaseFinished> listeners = phaseListeners.get(phase);
+ if (listeners.isEmpty()) {
+ return;
+ }
+
+ final Iterator<OnPhaseFinished> listener = listeners.iterator();
while (listener.hasNext()) {
- OnPhaseFinished next = listener.next();
+ final OnPhaseFinished next = listener.next();
if (next.phaseFinished(this, phase)) {
listener.remove();
}
}
+
+ if (listeners.isEmpty()) {
+ phaseListeners.removeAll(phase);
+ if (phaseListeners.isEmpty()) {
+ phaseListeners = ImmutableMultimap.of();
+ }
+ }
}
/**
* Ends declared section of current node.
- *
- * @param ref
- * @throws SourceException
*/
- void endDeclared(StatementSourceReference ref, ModelProcessingPhase phase) throws SourceException {
+ void endDeclared(final StatementSourceReference ref, final ModelProcessingPhase phase) {
definition().onDeclarationFinished(this, phase);
}
/**
+ * Return the context in which this statement was defined.
+ *
* @return statement definition
*/
protected final StatementDefinitionContext<A, D, E> definition() {
}
@Override
- protected void checkLocalNamespaceAllowed(Class<? extends IdentifierNamespace<?, ?>> type) {
+ protected void checkLocalNamespaceAllowed(final Class<? extends IdentifierNamespace<?, ?>> type) {
definition().checkNamespaceAllowed(type);
}
- /**
- * occurs when an item is added to model namespace
- *
- * @throws SourceException instance of SourceException
- */
@Override
- protected <K, V, N extends IdentifierNamespace<K, V>> void onNamespaceElementAdded(Class<N> type, K key, V value) {
+ protected <K, V, N extends IdentifierNamespace<K, V>> void onNamespaceElementAdded(final Class<N> type, final K key,
+ final V value) {
// definition().onNamespaceElementAdded(this, type, key, value);
}
- <K, V, N extends IdentifierNamespace<K, V>> void onNamespaceItemAddedAction(final Class<N> type, K key,
+ <K, V, N extends IdentifierNamespace<K, V>> void onNamespaceItemAddedAction(final Class<N> type, final K key,
final OnNamespaceItemAdded listener) throws SourceException {
- Object potential = getFromNamespace(type, key);
+ final Object potential = getFromNamespace(type, key);
if (potential != null) {
+ LOG.trace("Listener on {} key {} satisfied immediately", type, key);
listener.namespaceItemAdded(this, type, key, potential);
return;
}
- NamespaceBehaviour<K, V, N> behaviour = getBehaviourRegistry().getNamespaceBehaviour(type);
- if (behaviour instanceof NamespaceBehaviourWithListeners) {
- NamespaceBehaviourWithListeners<K, V, N> casted = (NamespaceBehaviourWithListeners<K, V, N>) behaviour;
- casted.addValueListener(new ValueAddedListener<K>(this, key) {
- @Override
- void onValueAdded(Object key, Object value) {
- try {
- listener.namespaceItemAdded(StatementContextBase.this, type, key, value);
- } catch (SourceException e) {
- throw Throwables.propagate(e);
- }
- }
- });
- }
+
+ final NamespaceBehaviour<K, V, N> behaviour = getBehaviourRegistry().getNamespaceBehaviour(type);
+ Preconditions.checkArgument(behaviour instanceof NamespaceBehaviourWithListeners,
+ "Namespace {} does not support listeners", type);
+
+ final NamespaceBehaviourWithListeners<K, V, N> casted = (NamespaceBehaviourWithListeners<K, V, N>) behaviour;
+ casted.addValueListener(new ValueAddedListener<K>(this, key) {
+ @Override
+ void onValueAdded(final Object key, final Object value) {
+ listener.namespaceItemAdded(StatementContextBase.this, type, key, value);
+ }
+ });
}
/**
- * @see StatementSupport#getPublicView()
+ * See {@link StatementSupport#getPublicView()}.
*/
+ @Nonnull
@Override
public StatementDefinition getPublicDefinition() {
return definition().getPublicView();
}
- /**
- * @return new {@link ModelActionBuilder} for the phase
- */
@Override
- public ModelActionBuilder newInferenceAction(ModelProcessingPhase phase) {
+ public ModelActionBuilder newInferenceAction(final ModelProcessingPhase phase) {
return getRoot().getSourceContext().newInferenceAction(phase);
}
+ private static <T> Multimap<ModelProcessingPhase, T> newMultimap() {
+ return Multimaps.newListMultimap(new EnumMap<>(ModelProcessingPhase.class), () -> new ArrayList<>(1));
+ }
+
/**
- * adds {@link OnPhaseFinished} listener for a {@link ModelProcessingPhase} end
- *
- * @throws SourceException
+ * Adds {@link OnPhaseFinished} listener for a {@link ModelProcessingPhase} end.
*/
- void addPhaseCompletedListener(ModelProcessingPhase phase, OnPhaseFinished listener) throws SourceException {
-
- Preconditions.checkNotNull(phase, "Statement context processing phase cannot be null");
- Preconditions.checkNotNull(listener, "Statement context phase listener cannot be null");
+ void addPhaseCompletedListener(final ModelProcessingPhase phase, final OnPhaseFinished listener) {
+ Preconditions.checkNotNull(phase, "Statement context processing phase cannot be null at: %s",
+ getStatementSourceReference());
+ Preconditions.checkNotNull(listener, "Statement context phase listener cannot be null at: %s",
+ getStatementSourceReference());
ModelProcessingPhase finishedPhase = completedPhase;
while (finishedPhase != null) {
}
finishedPhase = finishedPhase.getPreviousPhase();
}
+ if (phaseListeners.isEmpty()) {
+ phaseListeners = newMultimap();
+ }
+
phaseListeners.put(phase, listener);
}
/**
- * adds {@link ContextMutation} to {@link ModelProcessingPhase}
+ * Adds a {@link ContextMutation} to a {@link ModelProcessingPhase}.
*
* @throws IllegalStateException
* when the mutation was registered after phase was completed
*/
- void addMutation(ModelProcessingPhase phase, ContextMutation mutation) {
+ void addMutation(final ModelProcessingPhase phase, final ContextMutation mutation) {
ModelProcessingPhase finishedPhase = completedPhase;
while (finishedPhase != null) {
- if (phase.equals(finishedPhase)) {
- throw new IllegalStateException("Mutation registered after phase was completed.");
- }
+ Preconditions.checkState(!phase.equals(finishedPhase),
+ "Mutation registered after phase was completed at: %s", getStatementSourceReference());
finishedPhase = finishedPhase.getPreviousPhase();
}
+
+ if (phaseMutation.isEmpty()) {
+ phaseMutation = newMultimap();
+ }
phaseMutation.put(phase, mutation);
}
- /**
- * adds statement to namespace map with the key
- *
- * @param namespace
- * {@link StatementNamespace} child that determines namespace to be added to
- * @param key
- * of type according to namespace class specification
- * @param stmt
- * to be added to namespace map
- */
@Override
- public <K, KT extends K, N extends StatementNamespace<K, ?, ?>> void addContext(Class<N> namespace, KT key,
- StmtContext<?, ?, ?> stmt) {
- addContextToNamespace(namespace, (K) key, stmt);
+ public <K, KT extends K, N extends StatementNamespace<K, ?, ?>> void addContext(final Class<N> namespace,
+ final KT key,final StmtContext<?, ?, ?> stmt) {
+ addContextToNamespace(namespace, key, stmt);
+ }
+
+ @Override
+ public <X, Y extends DeclaredStatement<X>, Z extends EffectiveStatement<X, Y>> Mutable<X, Y, Z> childCopyOf(
+ final StmtContext<X, Y, Z> stmt, final CopyType type, final QNameModule targetModule) {
+ Preconditions.checkState(stmt.getCompletedPhase() == ModelProcessingPhase.EFFECTIVE_MODEL,
+ "Attempted to copy statement %s which has completed phase %s", stmt, stmt.getCompletedPhase());
+
+ Preconditions.checkArgument(stmt instanceof SubstatementContext, "Unsupported statement %s", stmt);
+
+ final SubstatementContext<X, Y, Z> original = (SubstatementContext<X, Y, Z>)stmt;
+ final SubstatementContext<X, Y, Z> copy = new SubstatementContext<>(original, this, type, targetModule);
+
+ original.definition().onStatementAdded(copy);
+ original.copyTo(copy, type, targetModule);
+
+ return copy;
+ }
+
+ final void copyTo(final StatementContextBase<?, ?, ?> target, final CopyType typeOfCopy,
+ @Nullable final QNameModule targetModule) {
+ final Collection<Mutable<?, ?, ?>> buffer = new ArrayList<>(substatements.size() + effective.size());
+
+ for (final Mutable<?, ?, ?> stmtContext : substatements.values()) {
+ if (stmtContext.isSupportedByFeatures()) {
+ copySubstatement(stmtContext, target, typeOfCopy, targetModule, buffer);
+ }
+ }
+
+ for (final Mutable<?, ?, ?> stmtContext : effective) {
+ copySubstatement(stmtContext, target, typeOfCopy, targetModule, buffer);
+ }
+
+ target.addEffectiveSubstatements(buffer);
+ }
+
+ private void copySubstatement(final Mutable<?, ?, ?> stmtContext, final Mutable<?, ?, ?> target,
+ final CopyType typeOfCopy, final QNameModule newQNameModule, final Collection<Mutable<?, ?, ?>> buffer) {
+ if (needToCopyByUses(stmtContext)) {
+ final Mutable<?, ?, ?> copy = target.childCopyOf(stmtContext, typeOfCopy, newQNameModule);
+ LOG.debug("Copying substatement {} for {} as", stmtContext, this, copy);
+ buffer.add(copy);
+ } else if (isReusedByUses(stmtContext)) {
+ LOG.debug("Reusing substatement {} for {}", stmtContext, this);
+ buffer.add(stmtContext);
+ } else {
+ LOG.debug("Skipping statement {}", stmtContext);
+ }
+ }
+
+ // FIXME: revise this, as it seems to be wrong
+ private static final Set<YangStmtMapping> NOCOPY_FROM_GROUPING_SET = ImmutableSet.of(
+ YangStmtMapping.DESCRIPTION,
+ YangStmtMapping.REFERENCE,
+ YangStmtMapping.STATUS);
+ private static final Set<YangStmtMapping> REUSED_DEF_SET = ImmutableSet.of(
+ YangStmtMapping.TYPE,
+ YangStmtMapping.TYPEDEF,
+ YangStmtMapping.USES);
+
+ private static boolean needToCopyByUses(final StmtContext<?, ?, ?> stmtContext) {
+ final StatementDefinition def = stmtContext.getPublicDefinition();
+ if (REUSED_DEF_SET.contains(def)) {
+ LOG.debug("Will reuse {} statement {}", def, stmtContext);
+ return false;
+ }
+ if (NOCOPY_FROM_GROUPING_SET.contains(def)) {
+ return !YangStmtMapping.GROUPING.equals(stmtContext.getParentContext().getPublicDefinition());
+ }
+
+ LOG.debug("Will copy {} statement {}", def, stmtContext);
+ return true;
+ }
+
+ private static boolean isReusedByUses(final StmtContext<?, ?, ?> stmtContext) {
+ return REUSED_DEF_SET.contains(stmtContext.getPublicDefinition());
+ }
+
+ @Override
+ public final String toString() {
+ return addToStringAttributes(MoreObjects.toStringHelper(this).omitNullValues()).toString();
+ }
+
+ protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
+ return toStringHelper.add("definition", definition).add("rawArgument", rawArgument);
}
}