2 * Copyright (c) 2015 Cisco Systems, Inc. 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.stmt.rfc6020;
10 import static org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils.firstAttributeOf;
13 import java.util.Date;
15 import org.opendaylight.yangtools.yang.common.QNameModule;
16 import org.opendaylight.yangtools.yang.model.api.ModuleIdentifier;
17 import org.opendaylight.yangtools.yang.model.api.Rfc6020Mapping;
18 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
19 import org.opendaylight.yangtools.yang.model.api.stmt.ModuleStatement;
20 import org.opendaylight.yangtools.yang.model.api.stmt.NamespaceStatement;
21 import org.opendaylight.yangtools.yang.model.api.stmt.PrefixStatement;
22 import org.opendaylight.yangtools.yang.model.api.stmt.RevisionStatement;
23 import org.opendaylight.yangtools.yang.parser.builder.impl.ModuleIdentifierImpl;
24 import org.opendaylight.yangtools.yang.parser.spi.ModuleNamespace;
25 import org.opendaylight.yangtools.yang.parser.spi.NamespaceToModule;
26 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
27 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
28 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
29 import org.opendaylight.yangtools.yang.parser.spi.source.ImpPrefixToModuleIdentifier;
30 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleIdentifierToModuleQName;
31 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleNameToModuleQName;
32 import org.opendaylight.yangtools.yang.parser.spi.source.ModuleQNameToModuleName;
33 import org.opendaylight.yangtools.yang.parser.spi.source.PrefixToModule;
34 import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
35 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.ModuleEffectiveStatementImpl;
37 import com.google.common.base.Optional;
39 public class ModuleStatementSupport extends
40 AbstractStatementSupport<String, ModuleStatement, EffectiveStatement<String, ModuleStatement>> {
42 private QNameModule qNameModule;
44 public ModuleStatementSupport() {
45 super(Rfc6020Mapping.MODULE);
49 public String parseArgumentValue(StmtContext<?, ?, ?> ctx, String value) {
54 public ModuleStatement createDeclared(StmtContext<String, ModuleStatement, ?> ctx) {
55 return new ModuleStatementImpl(ctx);
59 public EffectiveStatement<String, ModuleStatement> createEffective(
60 StmtContext<String, ModuleStatement, EffectiveStatement<String, ModuleStatement>> ctx) {
61 return new ModuleEffectiveStatementImpl(ctx);
65 public void onLinkageDeclared(Mutable<String, ModuleStatement, EffectiveStatement<String, ModuleStatement>> stmt)
66 throws SourceException {
68 Optional<URI> moduleNs = Optional.fromNullable(firstAttributeOf(stmt.declaredSubstatements(),
69 NamespaceStatement.class));
70 if (!moduleNs.isPresent()) {
71 throw new IllegalArgumentException("Namespace of the module [" + stmt.getStatementArgument()
75 // FIXME: this is wrong, it has to select the newest revision statement, not the first it encounters.
76 // YANG files are not required to order revisions
77 Optional<Date> revisionDate = Optional.fromNullable(firstAttributeOf(stmt.declaredSubstatements(),
78 RevisionStatement.class));
80 qNameModule = QNameModule.cachedReference(QNameModule.create(moduleNs.get(), revisionDate.orNull()));
81 ModuleIdentifier moduleIdentifier = new ModuleIdentifierImpl(stmt.getStatementArgument(),
82 Optional.<URI> absent(), revisionDate);
84 stmt.addContext(ModuleNamespace.class, moduleIdentifier, stmt);
85 stmt.addContext(NamespaceToModule.class, qNameModule, stmt);
87 String modulePrefix = firstAttributeOf(stmt.declaredSubstatements(), PrefixStatement.class);
88 if (modulePrefix == null) {
89 throw new IllegalArgumentException("Prefix of the module [" + stmt.getStatementArgument() + "] is missing.");
92 stmt.addToNs(PrefixToModule.class, modulePrefix, qNameModule);
93 stmt.addToNs(ModuleNameToModuleQName.class, stmt.getStatementArgument(), qNameModule);
94 stmt.addToNs(ModuleQNameToModuleName.class, qNameModule, stmt.getStatementArgument());
95 stmt.addToNs(ModuleIdentifierToModuleQName.class, moduleIdentifier, qNameModule);
97 stmt.addToNs(ImpPrefixToModuleIdentifier.class, modulePrefix, moduleIdentifier);
101 public void onFullDefinitionDeclared(
102 final Mutable<String, ModuleStatement, EffectiveStatement<String, ModuleStatement>> stmt)
103 throws SourceException {
105 stmt.addContext(NamespaceToModule.class, qNameModule, stmt);