/*
* 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;
import static org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase.SOURCE_LINKAGE;
import static org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils.firstAttributeOf;
import java.util.Collection;
import java.util.Date;
import java.util.Optional;
import javax.annotation.Nonnull;
import org.opendaylight.yangtools.yang.common.SimpleDateFormatUtil;
import org.opendaylight.yangtools.yang.model.api.ModuleIdentifier;
import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.DescriptionStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.IncludeStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.PrefixStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.ReferenceStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.RevisionDateStatement;
import org.opendaylight.yangtools.yang.model.util.ModuleIdentifierImpl;
import org.opendaylight.yangtools.yang.parser.spi.SubmoduleNamespace;
import org.opendaylight.yangtools.yang.parser.spi.SubstatementValidator;
import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractDeclaredStatement;
import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
import org.opendaylight.yangtools.yang.parser.spi.meta.InferenceException;
import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder;
import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.InferenceAction;
import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.Prerequisite;
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.source.IncludedModuleContext;
import org.opendaylight.yangtools.yang.parser.spi.source.IncludedSubmoduleNameToIdentifier;
import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.IncludeEffectiveStatementImpl;
public class IncludeStatementImpl extends AbstractDeclaredStatement<String> implements IncludeStatement {
private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
YangStmtMapping.INCLUDE).addOptional(YangStmtMapping.REVISION_DATE).build();
protected IncludeStatementImpl(final StmtContext<String, IncludeStatement, ?> context) {
super(context);
}
public static class Definition extends
AbstractStatementSupport<String, IncludeStatement, EffectiveStatement<String, IncludeStatement>> {
public Definition() {
super(YangStmtMapping.INCLUDE);
}
@Override
public String parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
return value;
}
@Override
public IncludeStatement createDeclared(final StmtContext<String, IncludeStatement, ?> ctx) {
return new IncludeStatementImpl(ctx);
}
@Override
public EffectiveStatement<String, IncludeStatement> createEffective(
final StmtContext<String, IncludeStatement, EffectiveStatement<String, IncludeStatement>> ctx) {
return new IncludeEffectiveStatementImpl(ctx);
}
@Override
public void onPreLinkageDeclared(
final StmtContext.Mutable<String, IncludeStatement, EffectiveStatement<String, IncludeStatement>> stmt) {
stmt.addRequiredModule(getIncludeSubmoduleIdentifier(stmt));
}
@Override
public void onLinkageDeclared(
final Mutable<String, IncludeStatement, EffectiveStatement<String, IncludeStatement>> stmt) {
final ModuleIdentifier includeSubmoduleIdentifier = getIncludeSubmoduleIdentifier(stmt);
final ModelActionBuilder includeAction = stmt.newInferenceAction(SOURCE_LINKAGE);
final Prerequisite<StmtContext<?, ?, ?>> requiresCtxPrerequisite = includeAction.requiresCtx(stmt,
SubmoduleNamespace.class, includeSubmoduleIdentifier, SOURCE_LINKAGE);
includeAction.apply(new InferenceAction() {
@Override
public void apply() {
final StmtContext<?, ?, ?> includedSubModuleContext = requiresCtxPrerequisite.get();
stmt.addToNs(IncludedModuleContext.class, includeSubmoduleIdentifier,
includedSubModuleContext);
stmt.addToNs(IncludedSubmoduleNameToIdentifier.class,
stmt.getStatementArgument(), includeSubmoduleIdentifier);
}
@Override
public void prerequisiteFailed(final Collection<? extends Prerequisite<?>> failed) {
InferenceException.throwIf(failed.contains(requiresCtxPrerequisite),
stmt.getStatementSourceReference(),
"Included submodule '%s' was not found: ", stmt.getStatementArgument());
}
});
}
private static ModuleIdentifier getIncludeSubmoduleIdentifier(final Mutable<String, IncludeStatement, ?> stmt) {
final String subModuleName = stmt.getStatementArgument();
Date revisionDate = firstAttributeOf(stmt.declaredSubstatements(), RevisionDateStatement.class);
if (revisionDate == null) {
revisionDate = SimpleDateFormatUtil.DEFAULT_DATE_IMP;
}
return ModuleIdentifierImpl.create(subModuleName, Optional.empty(), Optional.of(revisionDate));
}
@Override
protected SubstatementValidator getSubstatementValidator() {
return SUBSTATEMENT_VALIDATOR;
}
}
@Nonnull
@Override
public String getModule() {
return argument();
}
@Nonnull
@Override
public PrefixStatement getPrefix() {
return firstDeclared(PrefixStatement.class);
}
@Override
public RevisionDateStatement getRevisionDate() {
return firstDeclared(RevisionDateStatement.class);
}
@Override
public DescriptionStatement getDescription() {
return firstDeclared(DescriptionStatement.class);
}
@Override
public ReferenceStatement getReference() {
return firstDeclared(ReferenceStatement.class);
}
}