2 * Copyright (c) 2017 Pantheon Technologies, s.r.o. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.yangtools.yang.parser.rfc7950.stmt.yang_version;
10 import com.google.common.collect.ImmutableList;
11 import org.opendaylight.yangtools.yang.common.YangVersion;
12 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
13 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
14 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
15 import org.opendaylight.yangtools.yang.model.api.stmt.YangVersionEffectiveStatement;
16 import org.opendaylight.yangtools.yang.model.api.stmt.YangVersionStatement;
17 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatements;
18 import org.opendaylight.yangtools.yang.model.ri.stmt.EffectiveStatements;
19 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
20 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
21 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
22 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
23 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
24 import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
26 public final class YangVersionStatementSupport
27 extends AbstractStatementSupport<YangVersion, YangVersionStatement, YangVersionEffectiveStatement> {
28 private static final SubstatementValidator SUBSTATEMENT_VALIDATOR =
29 SubstatementValidator.builder(YangStmtMapping.YANG_VERSION).build();
30 private static final YangVersionStatementSupport INSTANCE = new YangVersionStatementSupport();
32 private YangVersionStatementSupport() {
33 super(YangStmtMapping.YANG_VERSION, StatementPolicy.reject());
36 public static YangVersionStatementSupport getInstance() {
41 public YangVersion parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
42 return SourceException.unwrap(YangVersion.parse(value), ctx, "Unsupported YANG version %s", value);
46 public void onPreLinkageDeclared(
47 final Mutable<YangVersion, YangVersionStatement, YangVersionEffectiveStatement> stmt) {
48 stmt.setRootVersion(stmt.argument());
52 protected SubstatementValidator getSubstatementValidator() {
53 return SUBSTATEMENT_VALIDATOR;
57 protected YangVersionStatement createDeclared(final StmtContext<YangVersion, YangVersionStatement, ?> ctx,
58 final ImmutableList<? extends DeclaredStatement<?>> substatements) {
59 return DeclaredStatements.createYangVersion(ctx.getArgument(), substatements);
63 protected YangVersionStatement createEmptyDeclared(final StmtContext<YangVersion, YangVersionStatement, ?> ctx) {
64 return DeclaredStatements.createYangVersion(ctx.getArgument());
68 protected YangVersionEffectiveStatement createEffective(final Current<YangVersion, YangVersionStatement> stmt,
69 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
70 return EffectiveStatements.createYangVersion(stmt.declared(), substatements);