-/**
+/*
* Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
*/
package org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective;
-import java.util.Collections;
-
-import java.util.NoSuchElementException;
-import org.opendaylight.yangtools.yang.model.api.SchemaNode;
-import com.google.common.collect.Collections2;
+import com.google.common.base.Optional;
+import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
-import com.google.common.collect.Iterables;
-import java.util.LinkedList;
-import org.opendaylight.yangtools.yang.parser.stmt.reactor.StatementContextBase;
-import com.google.common.collect.FluentIterable;
-import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
+import com.google.common.collect.Collections2;
import com.google.common.collect.ImmutableList;
-import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
+import com.google.common.collect.Iterables;
+import java.util.ArrayList;
import java.util.Collection;
+import java.util.List;
import java.util.Map;
-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.model.api.Rfc6020Mapping;
+import org.opendaylight.yangtools.yang.model.api.SchemaNode;
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.parser.spi.meta.StmtContext;
+import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
+import org.opendaylight.yangtools.yang.parser.stmt.reactor.StatementContextBase;
+import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.RecursiveObjectLeaker;
-abstract public class EffectiveStatementBase<A, D extends DeclaredStatement<A>>
- implements EffectiveStatement<A, D> {
-
- private final StmtContext<A, D, ?> stmtCtx;
- private final ImmutableList<? extends EffectiveStatement<?, ?>> substatements;
- private final StatementSource statementSource;
- private final StatementDefinition statementDefinition;
- private D declaredInstance;
-
- private final A argument;
-
- public EffectiveStatementBase(StmtContext<A, D, ?> ctx) {
-
- this.stmtCtx = ctx;
- this.statementDefinition = ctx.getPublicDefinition();
- this.argument = ctx.getStatementArgument();
- this.statementSource = ctx.getStatementSource();
+public abstract class EffectiveStatementBase<A, D extends DeclaredStatement<A>> implements EffectiveStatement<A, D> {
- Collection<StatementContextBase<?, ?, ?>> declaredSubstatements = ctx
- .declaredSubstatements();
- Collection<StatementContextBase<?, ?, ?>> effectiveSubstatements = ctx
- .effectiveSubstatements();
+ private static final Predicate<StmtContext<?, ?,?>> IS_SUPPORTED_TO_BUILD_EFFECTIVE =
+ new Predicate<StmtContext<?,?,?>>() {
+ @Override
+ public boolean apply(final StmtContext<?, ?, ?> input) {
+ return input.isSupportedToBuildEffective();
+ }
+ };
- Collection<StatementContextBase<?, ?, ?>> substatementsInit = new LinkedList<>();
- substatementsInit.addAll(declaredSubstatements);
+ private static final Predicate<StmtContext<?, ?,?>> IS_UNKNOWN_STATEMENT_CONTEXT =
+ new Predicate<StmtContext<?,?,?>>() {
+ @Override
+ public boolean apply(final StmtContext<?, ?, ?> input) {
+ return StmtContextUtils.isUnknownStatement(input);
+ }
+ };
+
+ private final List<? extends EffectiveStatement<?, ?>> substatements;
+
+ /**
+ * Constructor.
+ *
+ * @param ctx
+ * context of statement.
+ */
+ protected EffectiveStatementBase(final StmtContext<A, D, ?> ctx) {
+ final Collection<StatementContextBase<?, ?, ?>> effectiveSubstatements = ctx.effectiveSubstatements();
+ final Collection<StatementContextBase<?, ?, ?>> substatementsInit = new ArrayList<>();
+
+ for(StatementContextBase<?, ?, ?> declaredSubstatement : ctx.declaredSubstatements()) {
+ if (declaredSubstatement.getPublicDefinition().equals(Rfc6020Mapping.USES)) {
+ substatementsInit.add(declaredSubstatement);
+ substatementsInit.addAll(declaredSubstatement.getEffectOfStatement());
+ ((StatementContextBase<?, ?, ?>) ctx).removeStatementsFromEffectiveSubstatements(declaredSubstatement
+ .getEffectOfStatement());
+ } else {
+ substatementsInit.add(declaredSubstatement);
+ }
+ }
substatementsInit.addAll(effectiveSubstatements);
- this.substatements = FluentIterable.from(substatementsInit)
- .transform(StmtContextUtils.buildEffective()).toList();
- }
-
- @Override
- public StatementDefinition statementDefinition() {
- return statementDefinition;
- }
-
- @Override
- public A argument() {
- return argument;
- }
-
- @Override
- public StatementSource getStatementSource() {
- return statementSource;
- }
-
- @Override
- public D getDeclared() {
- if (declaredInstance == null) {
- declaredInstance = stmtCtx.buildDeclared();
- }
+ // WARNING: this leaks an incompletely-initialized pbject
+ RecursiveObjectLeaker.inConstructor(this);
- return declaredInstance;
+ this.substatements = ImmutableList.copyOf(Collections2.transform(Collections2.filter(substatementsInit,
+ IS_SUPPORTED_TO_BUILD_EFFECTIVE), StmtContextUtils.buildEffective()));
}
- // public <K, V, N extends IdentifierNamespace<? super K, ? extends V>> V
- // get(
@Override
- public <K, V, N extends IdentifierNamespace<K, V>> V get(
- Class<N> namespace, K identifier) {
- return stmtCtx.getFromNamespace(namespace, identifier);
+ public final <K, V, N extends IdentifierNamespace<K, V>> V get(final Class<N> namespace, final K identifier) {
+ throw new UnsupportedOperationException("Not implemented yet.");
}
@Override
- public <K, V, N extends IdentifierNamespace<K, V>> Map<K, V> getAll(
- Class<N> namespace) {
- return (Map<K, V>) stmtCtx.getAllFromNamespace(namespace);
+ public final <K, V, N extends IdentifierNamespace<K, V>> Map<K, V> getAll(final Class<N> namespace) {
+ throw new UnsupportedOperationException("Not implemented yet.");
}
@Override
- public Collection<? extends EffectiveStatement<?, ?>> effectiveSubstatements() {
+ public final Collection<? extends EffectiveStatement<?, ?>> effectiveSubstatements() {
return substatements;
}
- public StmtContext<A, D, ?> getStatementContext() {
- return stmtCtx;
+ protected final <S extends EffectiveStatement<?, ?>> S firstEffective(final Class<S> type) {
+ Optional<? extends EffectiveStatement<?, ?>> possible = Iterables.tryFind(substatements,
+ Predicates.instanceOf(type));
+ return possible.isPresent() ? type.cast(possible.get()) : null;
}
- protected final <S extends EffectiveStatement<?, ?>> S firstEffective(
- Class<S> type) {
- S result = null;
- try {
- result = type.cast(Iterables.find(substatements,
- Predicates.instanceOf(type)));
- } catch (NoSuchElementException e) {
- result = null;
- }
- return result;
+ protected final <S extends SchemaNode> S firstSchemaNode(final Class<S> type) {
+ Optional<? extends EffectiveStatement<?, ?>> possible = Iterables.tryFind(substatements,
+ Predicates.instanceOf(type));
+ return possible.isPresent() ? type.cast(possible.get()) : null;
}
@SuppressWarnings("unchecked")
- protected final <S extends EffectiveStatement<?, ?>> Collection<? extends S> allEffective(
- Class<S> type) {
- Collection<? extends S> result = null;
-
- try {
- result = Collection.class.cast(Collections2.filter(substatements,
- Predicates.instanceOf(type)));
- } catch (NoSuchElementException e) {
- result = Collections.emptyList();
- }
- return result;
+ protected final <T> Collection<T> allSubstatementsOfType(final Class<T> type) {
+ return Collection.class.cast(Collections2.filter(substatements, Predicates.instanceOf(type)));
}
- protected final <S extends SchemaNode> S firstSchemaNode(Class<S> type) {
- S result = null;
- try {
- result = type.cast(Iterables.find(substatements,
- Predicates.instanceOf(type)));
- } catch (NoSuchElementException e) {
- result = null;
- }
- return result;
+ protected final <T> T firstSubstatementOfType(final Class<T> type) {
+ Optional<? extends EffectiveStatement<?, ?>> possible = Iterables.tryFind(substatements,
+ Predicates.instanceOf(type));
+ return possible.isPresent() ? type.cast(possible.get()) : null;
}
- @SuppressWarnings("unchecked")
- protected final <S extends SchemaNode> Collection<? extends S> allSchemaNodes(
- Class<S> type) {
- Collection<? extends S> result = null;
-
- try {
- result = Collection.class.cast(Collections2.filter(substatements,
- Predicates.instanceOf(type)));
- } catch (NoSuchElementException e) {
- result = Collections.emptyList();
- }
- return result;
+ protected final <R> R firstSubstatementOfType(final Class<?> type, final Class<R> returnType) {
+ Optional<? extends EffectiveStatement<?, ?>> possible = Iterables.tryFind(substatements,
+ Predicates.and(Predicates.instanceOf(type), Predicates.instanceOf(returnType)));
+ return possible.isPresent() ? returnType.cast(possible.get()) : null;
}
+ protected final EffectiveStatement<?, ?> firstEffectiveSubstatementOfType(final Class<?> type) {
+ return Iterables.tryFind(substatements, Predicates.instanceOf(type)).orNull();
+ }
}