package org.opendaylight.yangtools.yang.model.api.stmt;
import com.google.common.annotations.Beta;
+import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
+import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
@Beta
public interface ExtensionEffectiveStatement extends NamespacedEffectiveStatement<ExtensionStatement> {
-
+ @Override
+ default StatementDefinition statementDefinition() {
+ return YangStmtMapping.EXTENSION;
+ }
}
import java.util.Optional;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
+import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
public interface ExtensionStatement extends DocumentedDeclaredStatement.WithStatus<QName> {
+ @Override
+ default StatementDefinition statementDefinition() {
+ return YangStmtMapping.EXTENSION;
+ }
+
default @Nullable ArgumentStatement getArgument() {
final Optional<ArgumentStatement> opt = findFirstDeclaredSubstatement(ArgumentStatement.class);
return opt.isPresent() ? opt.get() : null;
protected abstract @NonNull D createEmptyDeclared(@NonNull StmtContext<QName, D, ?> ctx);
@Override
- public final E createEffective(final StmtContext<QName, D, E> ctx) {
+ public E createEffective(final StmtContext<QName, D, E> ctx) {
final D declared = ctx.buildDeclared();
final ImmutableList<? extends EffectiveStatement<?, ?>> substatements =
BaseStatementSupport.buildEffectiveSubstatements(ctx);
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionStatement;
-import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractDeclaredStatement;
-import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.AbstractDeclaredStatement.WithQNameArgument;
-final class ExtensionStatementImpl extends AbstractDeclaredStatement<QName> implements ExtensionStatement {
- ExtensionStatementImpl(final StmtContext<QName, ExtensionStatement,?> context) {
- super(context);
+final class EmptyExtensionStatement extends WithQNameArgument implements ExtensionStatement {
+ EmptyExtensionStatement(final QName argument) {
+ super(argument);
}
}
*/
package org.opendaylight.yangtools.yang.parser.rfc7950.stmt.extension;
+import static com.google.common.base.Verify.verify;
+import static com.google.common.base.Verify.verifyNotNull;
+import static java.util.Objects.requireNonNull;
+
+import com.google.common.collect.ImmutableList;
import java.util.ArrayDeque;
-import java.util.Collection;
import java.util.Deque;
-import java.util.Optional;
import org.eclipse.jdt.annotation.NonNull;
-import org.eclipse.jdt.annotation.Nullable;
-import org.opendaylight.yangtools.util.RecursiveObjectLeaker;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.ExtensionDefinition;
import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+import org.opendaylight.yangtools.yang.model.api.Status;
import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.ArgumentEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.StatusEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.YinElementEffectiveStatement;
-import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.AbstractEffectiveDocumentedNodeWithStatus;
-import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.AbstractDeclaredEffectiveStatement.DefaultArgument;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStatementMixins.DocumentedNodeMixin;
-final class ExtensionEffectiveStatementImpl extends AbstractEffectiveDocumentedNodeWithStatus<QName, ExtensionStatement>
- implements ExtensionDefinition, ExtensionEffectiveStatement {
+final class ExtensionEffectiveStatementImpl extends DefaultArgument<QName, ExtensionStatement>
+ implements ExtensionDefinition, ExtensionEffectiveStatement, DocumentedNodeMixin<QName, ExtensionStatement> {
private static final class RecursionDetector extends ThreadLocal<Deque<ExtensionEffectiveStatementImpl>> {
boolean check(final ExtensionEffectiveStatementImpl current) {
final Deque<ExtensionEffectiveStatementImpl> stack = get();
private static final RecursionDetector TOSTRING_DETECTOR = new RecursionDetector();
- private final @NonNull QName qname;
- private final @Nullable String argument;
- private final @NonNull SchemaPath schemaPath;
-
- private final boolean yin;
-
- private ExtensionEffectiveStatementImpl(
- final StmtContext<QName, ExtensionStatement, ExtensionEffectiveStatement> ctx) {
- super(ctx);
- this.qname = ctx.coerceStatementArgument();
- this.schemaPath = ctx.getSchemaPath().get();
-
- // initFields
- final Optional<ArgumentEffectiveStatement> optArgumentSubstatement = findFirstEffectiveSubstatement(
- ArgumentEffectiveStatement.class);
- if (optArgumentSubstatement.isPresent()) {
- final ArgumentEffectiveStatement argumentStatement = optArgumentSubstatement.get();
- this.argument = argumentStatement.argument().getLocalName();
- this.yin = argumentStatement.findFirstEffectiveSubstatement(YinElementEffectiveStatement.class)
- .map(YinElementEffectiveStatement::argument).orElse(Boolean.FALSE).booleanValue();
- } else {
- this.argument = null;
- this.yin = false;
- }
- }
+ private final @NonNull SchemaPath path;
- /**
- * Create a new ExtensionEffectiveStatement, dealing with potential recursion.
- *
- * @param ctx Statement context
- * @return A potentially under-initialized instance
- */
- static ExtensionEffectiveStatement create(
- final StmtContext<QName, ExtensionStatement, ExtensionEffectiveStatement> ctx) {
- // Look at the thread-local leak in case we are invoked recursively
- final ExtensionEffectiveStatementImpl existing = RecursiveObjectLeaker.lookup(ctx,
- ExtensionEffectiveStatementImpl.class);
- if (existing != null) {
- // Careful! this object is not fully initialized!
- return existing;
- }
+ private volatile Object substatements;
- RecursiveObjectLeaker.beforeConstructor(ctx);
- try {
- // This result is fine, we know it has been completely initialized
- return new ExtensionEffectiveStatementImpl(ctx);
- } finally {
- RecursiveObjectLeaker.afterConstructor(ctx);
- }
- }
-
- @Override
- protected Collection<? extends EffectiveStatement<?, ?>> initSubstatements(
- final Collection<? extends StmtContext<?, ?, ?>> substatementsInit) {
- // WARNING: this leaks an incompletely-initialized object
- RecursiveObjectLeaker.inConstructor(this);
-
- return super.initSubstatements(substatementsInit);
+ ExtensionEffectiveStatementImpl(final ExtensionStatement declared, final SchemaPath path) {
+ super(declared);
+ this.path = requireNonNull(path);
}
@Override
public QName getQName() {
- return qname;
+ return argument();
}
@Override
@Deprecated
public SchemaPath getPath() {
- return schemaPath;
+ return path;
}
@Override
public String getArgument() {
- return argument;
+ return findFirstEffectiveSubstatementArgument(ArgumentEffectiveStatement.class)
+ .map(QName::getLocalName)
+ .orElse(null);
}
@Override
public boolean isYinElement() {
- return yin;
+ return findFirstEffectiveSubstatement(ArgumentEffectiveStatement.class)
+ .flatMap(arg -> arg.findFirstEffectiveSubstatementArgument(YinElementEffectiveStatement.class))
+ .orElse(Boolean.FALSE)
+ .booleanValue();
+ }
+
+ @Override
+ public ImmutableList<? extends EffectiveStatement<?, ?>> effectiveSubstatements() {
+ final Object local = verifyNotNull(substatements, "Substatements are not yet initialized");
+ return unmaskList(local);
+ }
+
+ @Override
+ public Status getStatus() {
+ return findFirstEffectiveSubstatementArgument(StatusEffectiveStatement.class).orElse(Status.CURRENT);
}
@Override
TOSTRING_DETECTOR.push(this);
try {
return ExtensionEffectiveStatementImpl.class.getSimpleName() + "["
- + "argument=" + argument
- + ", qname=" + qname
- + ", schemaPath=" + schemaPath
+ + "argument=" + getArgument()
+ + ", qname=" + getQName()
+ + ", schemaPath=" + path
+ + ", yin=" + isYinElement()
+ ", extensionSchemaNodes=" + getUnknownSchemaNodes()
- + ", yin=" + yin
+ "]";
} finally {
TOSTRING_DETECTOR.pop();
}
}
+ void setSubstatements(final ImmutableList<? extends EffectiveStatement<?, ?>> newSubstatements) {
+ verify(substatements == null, "Substatements already initialized");
+ substatements = maskList(newSubstatements);
+ }
+
private String recursedToString() {
return ExtensionEffectiveStatementImpl.class.getSimpleName() + "["
- + "argument=" + argument
- + ", qname=" + qname
- + ", schemaPath=" + schemaPath
- + ", yin=" + yin
+ + "argument=" + getArgument()
+ + ", qname=" + getQName()
+ + ", schemaPath=" + path
+ + ", yin=" + isYinElement()
+ " <RECURSIVE> ]";
}
}
*/
package org.opendaylight.yangtools.yang.parser.rfc7950.stmt.extension;
+import static com.google.common.base.Verify.verify;
+import static com.google.common.base.Verify.verifyNotNull;
+
+import com.google.common.collect.ImmutableList;
+import java.util.IdentityHashMap;
+import java.util.Map;
+import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.yangtools.openconfig.model.api.OpenConfigStatements;
import org.opendaylight.yangtools.yang.common.QName;
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.stmt.ArgumentStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.YinElementStatement;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseQNameStatementSupport;
import org.opendaylight.yangtools.yang.parser.spi.ExtensionNamespace;
-import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractQNameStatementSupport;
import org.opendaylight.yangtools.yang.parser.spi.meta.StatementDefinitionNamespace;
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.SubstatementValidator;
public final class ExtensionStatementSupport
- extends AbstractQNameStatementSupport<ExtensionStatement, ExtensionEffectiveStatement> {
+ extends BaseQNameStatementSupport<ExtensionStatement, ExtensionEffectiveStatement> {
private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(YangStmtMapping
.EXTENSION)
.addOptional(YangStmtMapping.ARGUMENT)
.addOptional(YangStmtMapping.STATUS)
.build();
private static final ExtensionStatementSupport INSTANCE = new ExtensionStatementSupport();
+ private static final ThreadLocal<Map<StmtContext<?, ?, ?>, ExtensionEffectiveStatementImpl>> TL_BUILDERS =
+ new ThreadLocal<>();
private ExtensionStatementSupport() {
super(YangStmtMapping.EXTENSION);
return StmtContextUtils.parseIdentifier(ctx, value);
}
- @Override
- public ExtensionStatement createDeclared(final StmtContext<QName, ExtensionStatement,?> ctx) {
- return new ExtensionStatementImpl(ctx);
- }
-
- @Override
- public ExtensionEffectiveStatement createEffective(
- final StmtContext<QName, ExtensionStatement, ExtensionEffectiveStatement> ctx) {
- return ExtensionEffectiveStatementImpl.create(ctx);
- }
-
@Override
public void onStatementDefinitionDeclared(
final Mutable<QName, ExtensionStatement, ExtensionEffectiveStatement> stmt) {
protected SubstatementValidator getSubstatementValidator() {
return SUBSTATEMENT_VALIDATOR;
}
+
+ @Override
+ protected ExtensionStatement createDeclared(final StmtContext<QName, ExtensionStatement, ?> ctx,
+ final ImmutableList<? extends DeclaredStatement<?>> substatements) {
+ return new RegularExtensionStatement(ctx.coerceStatementArgument(), substatements);
+ }
+
+ @Override
+ protected ExtensionStatement createEmptyDeclared(final StmtContext<QName, ExtensionStatement, ?> ctx) {
+ return new EmptyExtensionStatement(ctx.coerceStatementArgument());
+ }
+
+ @Override
+ public ExtensionEffectiveStatement createEffective(
+ final StmtContext<QName, ExtensionStatement, ExtensionEffectiveStatement> ctx) {
+ Map<StmtContext<?, ?, ?>, ExtensionEffectiveStatementImpl> tl = TL_BUILDERS.get();
+ if (tl == null) {
+ tl = new IdentityHashMap<>();
+ TL_BUILDERS.set(tl);
+ }
+
+ final ExtensionEffectiveStatementImpl existing = tl.get(ctx);
+ if (existing != null) {
+ // Implies non-empty map, no cleanup necessary
+ return existing;
+ }
+
+ try {
+ final ExtensionEffectiveStatementImpl created = new ExtensionEffectiveStatementImpl(ctx.buildDeclared(),
+ ctx.getSchemaPath().get());
+ verify(tl.put(ctx, created) == null);
+ try {
+ return super.createEffective(ctx);
+ } finally {
+ verify(tl.remove(ctx) == created);
+
+ }
+ } finally {
+ if (tl.isEmpty()) {
+ TL_BUILDERS.remove();
+ }
+ }
+ }
+
+ @Override
+ protected ExtensionEffectiveStatement createEffective(
+ final StmtContext<QName, ExtensionStatement, ExtensionEffectiveStatement> ctx,
+ final ExtensionStatement declared,
+ final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
+ return finishCreate(ctx, substatements);
+ }
+
+ @Override
+ protected ExtensionEffectiveStatement createEmptyEffective(
+ final StmtContext<QName, ExtensionStatement, ExtensionEffectiveStatement> ctx,
+ final ExtensionStatement declared) {
+ return finishCreate(ctx, ImmutableList.of());
+ }
+
+ private static @NonNull ExtensionEffectiveStatement finishCreate(final StmtContext<?, ?, ?> ctx,
+ final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
+ final ExtensionEffectiveStatementImpl ret = verifyNotNull(verifyNotNull(TL_BUILDERS.get(),
+ "Statement build state not initialized").get(ctx), "No build state found for %s", ctx);
+ ret.setSubstatements(substatements);
+ return ret;
+ }
}
\ No newline at end of file
--- /dev/null
+/*
+ * Copyright (c) 2020 PANTHEON.tech, s.r.o. 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.extension;
+
+import com.google.common.collect.ImmutableList;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionStatement;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.AbstractDeclaredStatement.WithQNameArgument.WithSubstatements;
+
+final class RegularExtensionStatement extends WithSubstatements implements ExtensionStatement {
+ RegularExtensionStatement(final QName argument, final ImmutableList<? extends DeclaredStatement<?>> substatements) {
+ super(argument, substatements);
+ }
+}