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.extension;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.collect.ImmutableList;
13 import org.opendaylight.yangtools.openconfig.model.api.OpenConfigStatements;
14 import org.opendaylight.yangtools.yang.common.QName;
15 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
16 import org.opendaylight.yangtools.yang.model.api.meta.DeclarationReference;
17 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
18 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
19 import org.opendaylight.yangtools.yang.model.api.stmt.ArgumentStatement;
20 import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionEffectiveStatement;
21 import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionStatement;
22 import org.opendaylight.yangtools.yang.model.api.stmt.YinElementStatement;
23 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatementDecorators;
24 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatements;
25 import org.opendaylight.yangtools.yang.model.ri.stmt.EffectiveStatements;
26 import org.opendaylight.yangtools.yang.parser.api.YangParserConfiguration;
27 import org.opendaylight.yangtools.yang.parser.spi.ExtensionNamespace;
28 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractQNameStatementSupport;
29 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
30 import org.opendaylight.yangtools.yang.parser.spi.meta.StatementDefinitionNamespace;
31 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
32 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
33 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
34 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
36 public final class ExtensionStatementSupport
37 extends AbstractQNameStatementSupport<ExtensionStatement, ExtensionEffectiveStatement> {
38 private static final SubstatementValidator SUBSTATEMENT_VALIDATOR =
39 SubstatementValidator.builder(YangStmtMapping.EXTENSION)
40 .addOptional(YangStmtMapping.ARGUMENT)
41 .addOptional(YangStmtMapping.DESCRIPTION)
42 .addOptional(YangStmtMapping.REFERENCE)
43 .addOptional(YangStmtMapping.STATUS)
46 private final YangParserConfiguration config;
48 public ExtensionStatementSupport(final YangParserConfiguration config) {
49 super(YangStmtMapping.EXTENSION, StatementPolicy.reject(), config, SUBSTATEMENT_VALIDATOR);
50 this.config = requireNonNull(config);
54 public QName parseArgumentValue(final StmtContext<?,?,?> ctx, final String value) {
55 return StmtContextUtils.parseIdentifier(ctx, value);
59 public void onStatementDefinitionDeclared(
60 final Mutable<QName, ExtensionStatement, ExtensionEffectiveStatement> stmt) {
61 super.onStatementDefinitionDeclared(stmt);
63 QName stmtName = stmt.getArgument();
64 if (OpenConfigStatements.OPENCONFIG_VERSION.getStatementName().isEqualWithoutRevision(stmtName)) {
65 stmtName = stmtName.withoutRevision();
68 stmt.addContext(ExtensionNamespace.class, stmtName, stmt);
70 final StmtContext<QName, ?, ?> argument = StmtContextUtils.findFirstDeclaredSubstatement(stmt,
71 ArgumentStatement.class);
72 final StmtContext<Boolean, ?, ?> yinElement = StmtContextUtils.findFirstDeclaredSubstatement(stmt,
73 YinElementStatement.class);
75 stmt.addToNs(StatementDefinitionNamespace.class, stmt.argument(),
76 new UnrecognizedStatementSupport(new ModelDefinedStatementDefinition(stmt.getArgument(),
77 argument != null ? argument.argument() : null, yinElement != null && yinElement.getArgument()),
82 protected ExtensionStatement createDeclared(final StmtContext<QName, ExtensionStatement, ?> ctx,
83 final ImmutableList<? extends DeclaredStatement<?>> substatements) {
84 return DeclaredStatements.createExtension(ctx.getArgument(), substatements);
88 protected ExtensionStatement attachDeclarationReference(final ExtensionStatement stmt,
89 final DeclarationReference reference) {
90 return DeclaredStatementDecorators.decorateExtesion(stmt, reference);
94 protected ExtensionEffectiveStatement createEffective(final Current<QName, ExtensionStatement> stmt,
95 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
96 return EffectiveStatements.createExtension(stmt.declared(), substatements, stmt.optionalPath());