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.choice;
10 import com.google.common.collect.ImmutableList;
11 import java.util.Optional;
12 import org.eclipse.jdt.annotation.NonNull;
13 import org.opendaylight.yangtools.yang.common.QName;
14 import org.opendaylight.yangtools.yang.model.api.CaseSchemaNode;
15 import org.opendaylight.yangtools.yang.model.api.ChoiceSchemaNode;
16 import org.opendaylight.yangtools.yang.model.api.Status;
17 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
18 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
19 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
20 import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
21 import org.opendaylight.yangtools.yang.model.api.stmt.ChoiceEffectiveStatement;
22 import org.opendaylight.yangtools.yang.model.api.stmt.ChoiceStatement;
23 import org.opendaylight.yangtools.yang.model.api.stmt.DefaultEffectiveStatement;
24 import org.opendaylight.yangtools.yang.model.api.stmt.MandatoryEffectiveStatement;
25 import org.opendaylight.yangtools.yang.model.api.stmt.StatusEffectiveStatement;
26 import org.opendaylight.yangtools.yang.parser.rfc7950.reactor.YangValidationBundles;
27 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseSchemaTreeStatementSupport;
28 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStatementMixins.EffectiveStatementWithFlags.FlagsBuilder;
29 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
30 import org.opendaylight.yangtools.yang.parser.spi.meta.ImplicitParentAwareStatementSupport;
31 import org.opendaylight.yangtools.yang.parser.spi.meta.InferenceException;
32 import org.opendaylight.yangtools.yang.parser.spi.meta.StatementSupport;
33 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
34 import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
36 abstract class AbstractChoiceStatementSupport
37 extends BaseSchemaTreeStatementSupport<ChoiceStatement, ChoiceEffectiveStatement>
38 implements ImplicitParentAwareStatementSupport {
39 AbstractChoiceStatementSupport() {
40 super(YangStmtMapping.CHOICE);
44 public final Optional<StatementSupport<?, ?, ?>> getImplicitParentFor(final StatementDefinition stmtDef) {
45 return YangValidationBundles.SUPPORTED_CASE_SHORTHANDS.contains(stmtDef) ? Optional.of(implictCase())
50 protected final ChoiceStatement createDeclared(@NonNull final StmtContext<QName, ChoiceStatement, ?> ctx,
51 final ImmutableList<? extends DeclaredStatement<?>> substatements) {
52 return new RegularChoiceStatement(ctx.getArgument(), substatements);
56 protected final ChoiceStatement createEmptyDeclared(@NonNull final StmtContext<QName, ChoiceStatement, ?> ctx) {
57 return new EmptyChoiceStatement(ctx.getArgument());
61 protected ChoiceEffectiveStatement createEffective(final Current<QName, ChoiceStatement> stmt,
62 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
63 final String defaultArg = findFirstArgument(substatements, DefaultEffectiveStatement.class, null);
64 final CaseSchemaNode defaultCase;
65 if (defaultArg != null) {
68 qname = QName.create(stmt.getArgument(), defaultArg);
69 } catch (IllegalArgumentException e) {
70 throw new SourceException(stmt.sourceReference(), "Default statement has invalid name '%s'", defaultArg,
74 // FIXME: this does not work with submodules, as they are
75 defaultCase = InferenceException.throwIfNull(findCase(qname, substatements),
76 stmt.sourceReference(), "Default statement refers to missing case %s", qname);
81 final int flags = new FlagsBuilder()
82 .setHistory(stmt.history())
83 .setStatus(findFirstArgument(substatements, StatusEffectiveStatement.class, Status.CURRENT))
84 .setConfiguration(stmt.effectiveConfig())
85 .setMandatory(findFirstArgument(substatements, MandatoryEffectiveStatement.class, Boolean.FALSE))
88 return new ChoiceEffectiveStatementImpl(stmt.declared(), substatements, stmt.sourceReference(), flags,
89 stmt.getSchemaPath(), defaultCase, (ChoiceSchemaNode) stmt.original());
92 abstract StatementSupport<?, ?, ?> implictCase();
94 private static CaseSchemaNode findCase(final QName qname,
95 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
96 for (final EffectiveStatement<?, ?> effectiveStatement : substatements) {
97 if (effectiveStatement instanceof CaseSchemaNode) {
98 final CaseSchemaNode choiceCaseNode = (CaseSchemaNode) effectiveStatement;
99 if (qname.equals(choiceCaseNode.getQName())) {
100 return choiceCaseNode;