*/
package org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective;
-import com.google.common.base.Function;
import com.google.common.base.Optional;
-import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
import com.google.common.collect.Collections2;
import com.google.common.collect.ImmutableList;
import org.opendaylight.yangtools.yang.parser.stmt.reactor.StatementContextBase;
public abstract class EffectiveStatementBase<A, D extends DeclaredStatement<A>> implements EffectiveStatement<A, D> {
-
- private static final Predicate<StmtContext<?, ?, ?>> IS_SUPPORTED_TO_BUILD_EFFECTIVE = new Predicate<StmtContext<?, ?, ?>>() {
- @Override
- public boolean apply(final StmtContext<?, ?, ?> input) {
- return input.isSupportedToBuildEffective();
- }
- };
-
- private static final Predicate<StmtContext<?, ?, ?>> IS_UNKNOWN_STATEMENT_CONTEXT = new Predicate<StmtContext<?, ?, ?>>() {
- @Override
- public boolean apply(final StmtContext<?, ?, ?> input) {
- return StmtContextUtils.isUnknownStatement(input);
- }
- };
-
- private static final Predicate<StatementContextBase<?, ?, ?>> ARE_FEATURES_SUPPORTED = new Predicate<StatementContextBase<?, ?, ?>>() {
-
- @Override
- public boolean apply(final StatementContextBase<?, ?, ?> input) {
- return StmtContextUtils.areFeaturesSupported(input);
- }
- };
-
private final List<? extends EffectiveStatement<?, ?>> substatements;
- private final List<StatementContextBase<?, ?, ?>> unknownSubstatementsToBuild;
-
- protected EffectiveStatementBase(final StmtContext<A, D, ?> ctx) {
- this(ctx, true);
- }
/**
* Constructor.
*
* @param ctx
* context of statement.
- * @param buildUnknownSubstatements
- * if it is false, the unknown substatements are omitted from
- * build of effective substatements till the call of either
- * effectiveSubstatements or getOmittedUnknownSubstatements
- * method. The main purpose of this is to allow the build of
- * recursive extension definitions.
*/
- protected EffectiveStatementBase(final StmtContext<A, D, ?> ctx, final boolean buildUnknownSubstatements) {
+ protected EffectiveStatementBase(final StmtContext<A, D, ?> ctx) {
final Collection<StatementContextBase<?, ?, ?>> effectiveSubstatements = ctx.effectiveSubstatements();
final Collection<StatementContextBase<?, ?, ?>> substatementsInit = new ArrayList<>();
final Collection<StatementContextBase<?, ?, ?>> supportedDeclaredSubStmts = Collections2.filter(
- ctx.declaredSubstatements(), ARE_FEATURES_SUPPORTED);
+ ctx.declaredSubstatements(), StmtContextUtils::areFeaturesSupported);
for (final StatementContextBase<?, ?, ?> declaredSubstatement : supportedDeclaredSubStmts) {
if (declaredSubstatement.getPublicDefinition().equals(Rfc6020Mapping.USES)) {
substatementsInit.add(declaredSubstatement);
}
substatementsInit.addAll(effectiveSubstatements);
- Collection<StatementContextBase<?, ?, ?>> substatementsToBuild = Collections2.filter(substatementsInit,
- IS_SUPPORTED_TO_BUILD_EFFECTIVE);
- if (!buildUnknownSubstatements) {
- this.unknownSubstatementsToBuild = ImmutableList.copyOf(Collections2.filter(substatementsToBuild,
- IS_UNKNOWN_STATEMENT_CONTEXT));
- substatementsToBuild = Collections2.filter(substatementsToBuild,
- Predicates.not(IS_UNKNOWN_STATEMENT_CONTEXT));
- } else {
- this.unknownSubstatementsToBuild = ImmutableList.of();
- }
-
- final Function<StmtContext<?, ?, ? extends EffectiveStatement<?, ?>>, EffectiveStatement<?, ?>> buildEffective = StmtContextUtils
- .buildEffective();
- this.substatements = ImmutableList.copyOf(Collections2.transform(substatementsToBuild, buildEffective));
- }
-
- Collection<EffectiveStatement<?, ?>> getOmittedUnknownSubstatements() {
- final Function<StmtContext<?, ?, ? extends EffectiveStatement<?, ?>>, EffectiveStatement<?, ?>> buildEffective = StmtContextUtils
- .buildEffective();
- return Collections2.transform(unknownSubstatementsToBuild, buildEffective);
+ this.substatements = ImmutableList.copyOf(Collections2.transform(Collections2.filter(substatementsInit,
+ StmtContext::isSupportedToBuildEffective), StatementContextBase::buildEffective));
}
@Override
@Override
public final Collection<? extends EffectiveStatement<?, ?>> effectiveSubstatements() {
- if (unknownSubstatementsToBuild.isEmpty()) {
- return substatements;
- } else {
- return ImmutableList.copyOf(Iterables.concat(substatements, getOmittedUnknownSubstatements()));
- }
+ return substatements;
}
protected final <S extends EffectiveStatement<?, ?>> S firstEffective(final Class<S> type) {