/*
* Copyright (c) 2015 Cisco Systems, Inc. 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.stmt.rfc6020.effective;
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableSet;
import java.util.Collection;
import java.util.Objects;
import java.util.Set;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.DerivableSchemaNode;
import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.LeafListStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.TypeEffectiveStatement;
import org.opendaylight.yangtools.yang.model.util.type.ConcreteTypeBuilder;
import org.opendaylight.yangtools.yang.model.util.type.ConcreteTypes;
import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.TypeUtils;
public final class LeafListEffectiveStatementImpl extends AbstractEffectiveDataSchemaNode<LeafListStatement> implements
LeafListSchemaNode, DerivableSchemaNode {
private static final String ORDER_BY_USER_KEYWORD = "user";
private final TypeDefinition<?> type;
private final LeafListSchemaNode original;
private final boolean userOrdered;
private final Set<String> defaultValues;
public LeafListEffectiveStatementImpl(
final StmtContext<QName, LeafListStatement, EffectiveStatement<QName, LeafListStatement>> ctx) {
super(ctx);
this.original = ctx.getOriginalCtx() == null ? null : (LeafListSchemaNode) ctx.getOriginalCtx()
.buildEffective();
final TypeEffectiveStatement<?> typeStmt = SourceException.throwIfNull(
firstSubstatementOfType(TypeEffectiveStatement.class), ctx.getStatementSourceReference(),
"Leaf-list is missing a 'type' statement");
final ConcreteTypeBuilder<?> builder = ConcreteTypes.concreteTypeBuilder(typeStmt.getTypeDefinition(),
ctx.getSchemaPath().get());
final ImmutableSet.Builder<String> defaultValuesBuilder = ImmutableSet.builder();
boolean isUserOrdered = false;
for (final EffectiveStatement<?, ?> stmt : effectiveSubstatements()) {
if (stmt instanceof OrderedByEffectiveStatementImpl) {
isUserOrdered = ORDER_BY_USER_KEYWORD.equals(stmt.argument());
}
if (stmt instanceof DefaultEffectiveStatementImpl) {
defaultValuesBuilder.add(((DefaultEffectiveStatementImpl) stmt).argument());
} else if (stmt instanceof DescriptionEffectiveStatementImpl) {
builder.setDescription(((DescriptionEffectiveStatementImpl)stmt).argument());
} else if (stmt instanceof ReferenceEffectiveStatementImpl) {
builder.setReference(((ReferenceEffectiveStatementImpl)stmt).argument());
} else if (stmt instanceof StatusEffectiveStatementImpl) {
builder.setStatus(((StatusEffectiveStatementImpl)stmt).argument());
} else if (stmt instanceof UnitsEffectiveStatementImpl) {
builder.setUnits(((UnitsEffectiveStatementImpl)stmt).argument());
}
}
defaultValues = defaultValuesBuilder.build();
try {
SourceException.throwIf(
TypeUtils.hasDefaultValueMarkedWithIfFeature(ctx.getRootVersion(), typeStmt, defaultValues),
ctx.getStatementSourceReference(),
"Leaf-list '%s' has one of its default values '%s' marked with an if-feature statement.",
ctx.getStatementArgument(), defaultValues);
} catch (final IllegalStateException e) {
throw new SourceException(ctx.getStatementSourceReference(), e,
"Unable to find a default value for leaf-list '%s'", ctx.getStatementArgument());
}
type = builder.build();
userOrdered = isUserOrdered;
}
@Override
public Collection<String> getDefaults() {
return defaultValues;
}
@Override
public Optional<LeafListSchemaNode> getOriginal() {
return Optional.fromNullable(original);
}
@Override
public TypeDefinition<?> getType() {
return type;
}
@Override
public boolean isUserOrdered() {
return userOrdered;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + Objects.hashCode(getQName());
result = prime * result + Objects.hashCode(getPath());
return result;
}
@Override
public boolean equals(final Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final LeafListEffectiveStatementImpl other = (LeafListEffectiveStatementImpl) obj;
return Objects.equals(getQName(), other.getQName()) && Objects.equals(getPath(), other.getPath());
}
@Override
public String toString() {
return LeafListEffectiveStatementImpl.class.getSimpleName() + "[" +
getQName() +
"]";
}
}