*/
package org.opendaylight.yangtools.yang.parser.rfc7950.stmt.typedef;
+import com.google.common.collect.ImmutableList;
import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.model.api.Status;
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.DefaultEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.StatusEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.TypeEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.TypedefEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.TypedefStatement;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseQNameStatementSupport;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStatementMixins.EffectiveStatementWithFlags.FlagsBuilder;
+import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStmtUtils;
import org.opendaylight.yangtools.yang.parser.spi.TypeNamespace;
-import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractQNameStatementSupport;
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.SourceException;
public final class TypedefStatementSupport extends
- AbstractQNameStatementSupport<TypedefStatement, TypedefEffectiveStatement> {
+ BaseQNameStatementSupport<TypedefStatement, TypedefEffectiveStatement> {
private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
YangStmtMapping.TYPEDEF)
.addOptional(YangStmtMapping.DEFAULT)
return StmtContextUtils.parseIdentifier(ctx, value);
}
- @Override
- public TypedefStatement createDeclared(final StmtContext<QName, TypedefStatement, ?> ctx) {
- // Shadowing check: make sure grandparent does not see a conflicting definition. This is required to ensure
- // that a typedef in child scope does not shadow a typedef in parent scope which occurs later in the text.
- final StmtContext<?, ?, ?> parent = ctx.getParentContext();
- if (parent != null) {
- final StmtContext<?, ?, ?> grandParent = parent.getParentContext();
- if (grandParent != null) {
- checkConflict(grandParent, ctx);
- }
- }
-
- return new TypedefStatementImpl(ctx);
- }
-
- @Override
- public TypedefEffectiveStatement createEffective(
- final StmtContext<QName, TypedefStatement, TypedefEffectiveStatement> ctx) {
- return new TypedefEffectiveStatementImpl(ctx);
- }
-
@Override
public void onFullDefinitionDeclared(final Mutable<QName, TypedefStatement, TypedefEffectiveStatement> stmt) {
super.onFullDefinitionDeclared(stmt);
return SUBSTATEMENT_VALIDATOR;
}
+ @Override
+ protected TypedefStatement createDeclared(final StmtContext<QName, TypedefStatement, ?> ctx,
+ final ImmutableList<? extends DeclaredStatement<?>> substatements) {
+ checkDeclared(ctx);
+ return new RegularTypedefStatement(ctx.coerceStatementArgument(), substatements);
+ }
+
+ @Override
+ protected TypedefStatement createEmptyDeclared(final StmtContext<QName, TypedefStatement, ?> ctx) {
+ checkDeclared(ctx);
+ return new EmptyTypedefStatement(ctx.coerceStatementArgument());
+ }
+
+ @Override
+ protected TypedefEffectiveStatement createEffective(
+ final StmtContext<QName, TypedefStatement, TypedefEffectiveStatement> ctx,
+ final TypedefStatement declared, final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
+ final TypeEffectiveStatement<?> typeEffectiveStmt = findFirstStatement(substatements,
+ TypeEffectiveStatement.class);
+ final String dflt = findFirstArgument(substatements, DefaultEffectiveStatement.class, null);
+ SourceException.throwIf(
+ EffectiveStmtUtils.hasDefaultValueMarkedWithIfFeature(ctx.getRootVersion(), typeEffectiveStmt, dflt),
+ ctx.getStatementSourceReference(),
+ "Typedef '%s' has default value '%s' marked with an if-feature statement.", ctx.getStatementArgument(),
+ dflt);
+
+ return new TypedefEffectiveStatementImpl(declared, ctx.getSchemaPath().get(), computeFlags(substatements),
+ substatements);
+ }
+
+ @Override
+ protected TypedefEffectiveStatement createEmptyEffective(
+ final StmtContext<QName, TypedefStatement, TypedefEffectiveStatement> ctx,
+ final TypedefStatement declared) {
+ throw new IllegalStateException("Refusing to create empty typedef for " + declared);
+ }
+
private static void checkConflict(final StmtContext<?, ?, ?> parent, final StmtContext<QName, ?, ?> stmt) {
final QName arg = stmt.coerceStatementArgument();
final StmtContext<?, ?, ?> existing = parent.getFromNamespace(TypeNamespace.class, arg);
SourceException.throwIf(existing != null, stmt.getStatementSourceReference(), "Duplicate name for typedef %s",
arg);
}
+
+ private static void checkDeclared(final StmtContext<QName, TypedefStatement, ?> ctx) {
+ // Shadowing check: make sure grandparent does not see a conflicting definition. This is required to ensure
+ // that a typedef in child scope does not shadow a typedef in parent scope which occurs later in the text.
+ final StmtContext<?, ?, ?> parent = ctx.getParentContext();
+ if (parent != null) {
+ final StmtContext<?, ?, ?> grandParent = parent.getParentContext();
+ if (grandParent != null) {
+ checkConflict(grandParent, ctx);
+ }
+ }
+ }
+
+ private static int computeFlags(final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
+ return new FlagsBuilder()
+ .setStatus(findFirstArgument(substatements, StatusEffectiveStatement.class, Status.CURRENT))
+ .toFlags();
+ }
}
\ No newline at end of file