import static com.google.common.base.Verify.verifyNotNull;
+import com.google.common.annotations.Beta;
import com.google.common.base.VerifyException;
import com.google.common.collect.Iterables;
import com.google.common.collect.Streams;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.yangtools.yang.common.QNameModule;
import org.opendaylight.yangtools.yang.common.YangVersion;
-import org.opendaylight.yangtools.yang.model.api.SchemaPath;
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.repo.api.SourceIdentifier;
import org.opendaylight.yangtools.yang.parser.spi.source.StatementSourceReference;
-public interface StmtContext<A, D extends DeclaredStatement<A>, E extends EffectiveStatement<A, D>> {
- /**
- * Returns the origin of the statement.
- *
- * @return origin of statement
- */
- @NonNull StatementSource getStatementSource();
-
- /**
- * Returns a reference to statement source.
- *
- * @return reference of statement source
- */
- @NonNull StatementSourceReference getStatementSourceReference();
-
- /**
- * See {@link StatementSupport#getPublicView()}.
- */
- @NonNull StatementDefinition getPublicDefinition();
+/**
+ * An inference context associated with an instance of a statement.
+ *
+ * @param <A> Argument type
+ * @param <D> Declared Statement representation
+ * @param <E> Effective Statement representation
+ */
+public interface StmtContext<A, D extends DeclaredStatement<A>, E extends EffectiveStatement<A, D>>
+ extends BoundStmtCtx<A> {
+ @Deprecated(forRemoval = true)
+ default @NonNull StatementDefinition getPublicDefinition() {
+ return publicDefinition();
+ }
- /**
- * Return the parent statement context, or null if this is the root statement.
- *
- * @return context of parent of statement, or null if this is the root statement.
- */
- @Nullable StmtContext<?, ?, ?> getParentContext();
+ @Deprecated(forRemoval = true)
+ default @NonNull StatementSource getStatementSource() {
+ return source();
+ }
- /**
- * Return the parent statement context, forcing a VerifyException if this is the root statement.
- *
- * @return context of parent of statement
- * @throws VerifyException if this statement is the root statement
- */
- default @NonNull StmtContext<?, ?, ?> coerceParentContext() {
- return verifyNotNull(getParentContext(), "Root context %s does not have a parent", this);
+ @Deprecated(forRemoval = true)
+ default @NonNull StatementSourceReference getStatementSourceReference() {
+ return sourceReference();
}
/**
* Return the statement argument in literal format.
*
* @return raw statement argument string, or null if this statement does not have an argument.
+ * @deprecated Use {@link #rawArgument()} instead.
*/
- @Nullable String rawStatementArgument();
+ @Deprecated(forRemoval = true)
+ default @Nullable String rawStatementArgument() {
+ return rawArgument();
+ }
/**
* Return the statement argument in literal format.
*
* @return raw statement argument string
* @throws VerifyException if this statement does not have an argument
+ * @deprecated Use {@link #getRawArgument()} instead.
*/
+ @Deprecated(forRemoval = true)
default @NonNull String coerceRawStatementArgument() {
- return verifyNotNull(rawStatementArgument(), "Statement context %s does not have an argument", this);
+ return getRawArgument();
}
/**
* Return the statement argument.
*
* @return statement argument, or null if this statement does not have an argument
+ * @deprecated Use {@link #argument()} instead.
*/
- @Nullable A getStatementArgument();
+ @Deprecated(forRemoval = true)
+ default @Nullable A getStatementArgument() {
+ return argument();
+ }
/**
* Return the statement argument in literal format.
*
* @return raw statement argument string
* @throws VerifyException if this statement does not have an argument
+ * @deprecated Use {@link #getArgument()} instead.
*/
+ @Deprecated(forRemoval = true)
default @NonNull A coerceStatementArgument() {
- return verifyNotNull(getStatementArgument(), "Statement context %s does not have an argument", this);
+ return getArgument();
}
/**
- * Return the {@link SchemaPath} of this statement. Not all statements have a SchemaPath, in which case
- * {@link Optional#empty()} is returned.
+ * Return the parent statement context, or null if this is the root statement.
+ *
+ * @return context of parent of statement, or null if this is the root statement.
+ */
+ @Nullable StmtContext<?, ?, ?> getParentContext();
+
+ /**
+ * Return the parent statement context, forcing a VerifyException if this is the root statement.
*
- * @return Optional SchemaPath
+ * @return context of parent of statement
+ * @throws VerifyException if this statement is the root statement
*/
- @NonNull Optional<SchemaPath> getSchemaPath();
+ default @NonNull StmtContext<?, ?, ?> coerceParentContext() {
+ return verifyNotNull(getParentContext(), "Root context %s does not have a parent", this);
+ }
boolean isConfiguration();
* @return Value, or null if there is no element
* @throws NamespaceNotAvailableException when the namespace is not available.
*/
- @NonNull <K, V, T extends K, N extends IdentifierNamespace<K, V>> V getFromNamespace(Class<N> type, T key);
+ <K, V, T extends K, N extends IdentifierNamespace<K, V>> @Nullable V getFromNamespace(Class<@NonNull N> type,
+ T key);
<K, V, N extends IdentifierNamespace<K, V>> Map<K, V> getAllFromNamespace(Class<N> type);
<K, V, N extends IdentifierNamespace<K, V>> Map<K, V> getAllFromCurrentStmtCtxNamespace(Class<N> type);
- @NonNull StmtContext<?, ?, ?> getRoot();
+ @NonNull RootStmtContext<?, ?, ?> getRoot();
/**
* Return declared substatements. These are the statements which are explicitly written in the source model.
*
* @return Original definition, if this statement was copied.
*/
- Optional<StmtContext<?, ?, ?>> getOriginalCtx();
+ Optional<StmtContext<A, D, E>> getOriginalCtx();
/**
* Return the context of the previous copy of this statement -- effectively walking towards the source origin
*
* @return Context of the previous copy of this statement, if this statement has been copied.
*/
- Optional<? extends StmtContext<?, ?, ?>> getPreviousCopyCtx();
+ Optional<StmtContext<A, D, E>> getPreviousCopyCtx();
ModelProcessingPhase getCompletedPhase();
*/
@NonNull YangVersion getRootVersion();
+ /**
+ * An mutable view of an inference context associated with an instance of a statement.
+ *
+ * @param <A> Argument type
+ * @param <D> Declared Statement representation
+ * @param <E> Effective Statement representation
+ */
interface Mutable<A, D extends DeclaredStatement<A>, E extends EffectiveStatement<A, D>>
extends StmtContext<A, D, E> {
* @param <U> value type
* @throws NamespaceNotAvailableException when the namespace is not available.
*/
- <K, V, T extends K, U extends V, N extends IdentifierNamespace<K, V>> void addToNs(Class<N> type, T key,
- U value);
+ <K, V, T extends K, U extends V, N extends IdentifierNamespace<K, V>> void addToNs(Class<@NonNull N> type,
+ T key, U value);
@Override
- Mutable<?, ?, ?> getRoot();
+ RootStmtContext.Mutable<?, ?, ?> getRoot();
/**
* Create a child sub-statement, which is a child of this statement, inheriting all attributes from specified
return childCopyOf(stmt, type, null);
}
+ @Beta
+ @NonNull Optional<? extends Mutable<?, ?, ?>> copyAsChildOf(Mutable<?, ?, ?> parent, CopyType type,
+ @Nullable QNameModule targetModule);
+
+ @Override
+ default Collection<? extends StmtContext<?, ?, ?>> declaredSubstatements() {
+ return mutableDeclaredSubstatements();
+ }
+
@NonNull Collection<? extends Mutable<?, ?, ?>> mutableDeclaredSubstatements();
+ @Override
+ default Collection<? extends StmtContext<?, ?, ?>> effectiveSubstatements() {
+ return mutableEffectiveSubstatements();
+ }
+
@NonNull Collection<? extends Mutable<?, ?, ?>> mutableEffectiveSubstatements();
/**
* @param stmt
* to be added to namespace map
*/
- <K, KT extends K, N extends StatementNamespace<K, ?, ?>> void addContext(Class<N> namespace, KT key,
+ <K, KT extends K, N extends StatementNamespace<K, ?, ?>> void addContext(Class<@NonNull N> namespace, KT key,
StmtContext<?, ?, ?> stmt);
/**
void setRootIdentifier(SourceIdentifier identifier);
void setIsSupportedToBuildEffective(boolean isSupportedToBuild);
+ }
+
+ /**
+ * Search of any child statement context of specified type and return its argument. If such a statement exists, it
+ * is assumed to have the right argument. Users should be careful to use this method for statements which have
+ * cardinality {@code 0..1}, otherwise this method can return any one of the statement's argument.
+ *
+ * <p>
+ * The default implementation defers to
+ * {@link StmtContextDefaults#findSubstatementArgument(StmtContext, Class)}, subclasses are expected to provide
+ * optimized implementation if possible.
+ *
+ * @param <X> Substatement argument type
+ * @param <Z> Substatement effective statement representation
+ * @param type Effective statement representation being look up
+ * @return {@link Optional#empty()} if no statement exists, otherwise the argument value
+ */
+ default <X, Z extends EffectiveStatement<X, ?>> @NonNull Optional<X> findSubstatementArgument(
+ final @NonNull Class<Z> type) {
+ return StmtContextDefaults.findSubstatementArgument(this, type);
+ }
- // FIXME: this seems to be unused, but looks useful.
- void setCompletedPhase(ModelProcessingPhase completedPhase);
+ /**
+ * Check if there is any child statement context of specified type.
+ *
+ * <p>
+ * The default implementation defers to {@link StmtContextDefaults#hasSubstatement(StmtContext, Class)},
+ * subclasses are expected to provide optimized implementation if possible.
+ *
+ * @param type Effective statement representation being look up
+ * @return True if such a child statement exists, false otherwise
+ */
+ default boolean hasSubstatement(final @NonNull Class<? extends EffectiveStatement<?, ?>> type) {
+ return StmtContextDefaults.hasSubstatement(this, type);
}
}