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.meta;
10 import com.google.common.collect.ImmutableList;
11 import java.util.Collection;
12 import org.opendaylight.yangtools.yang.common.QName;
13 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
14 import org.opendaylight.yangtools.yang.model.api.meta.DeclarationReference;
15 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
16 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
17 import org.opendaylight.yangtools.yang.model.api.stmt.BaseEffectiveStatement;
18 import org.opendaylight.yangtools.yang.model.api.stmt.BaseStatement;
19 import org.opendaylight.yangtools.yang.model.api.stmt.IdentityStatement;
20 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatementDecorators;
21 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatements;
22 import org.opendaylight.yangtools.yang.model.ri.stmt.EffectiveStatements;
23 import org.opendaylight.yangtools.yang.parser.api.YangParserConfiguration;
24 import org.opendaylight.yangtools.yang.parser.spi.IdentityNamespace;
25 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractQNameStatementSupport;
26 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
27 import org.opendaylight.yangtools.yang.parser.spi.meta.InferenceException;
28 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder;
29 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.InferenceAction;
30 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.InferenceContext;
31 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.Prerequisite;
32 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase;
33 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
34 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
35 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
36 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
38 public final class BaseStatementSupport extends AbstractQNameStatementSupport<BaseStatement, BaseEffectiveStatement> {
39 private static final SubstatementValidator SUBSTATEMENT_VALIDATOR =
40 SubstatementValidator.builder(YangStmtMapping.BASE).build();
42 public BaseStatementSupport(final YangParserConfiguration config) {
43 super(YangStmtMapping.BASE, StatementPolicy.contextIndependent(), config, SUBSTATEMENT_VALIDATOR);
47 public QName parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
48 return StmtContextUtils.parseNodeIdentifier(ctx, value);
52 public void onStatementDefinitionDeclared(final Mutable<QName, BaseStatement, BaseEffectiveStatement> baseStmtCtx) {
53 final Mutable<?, ?, ?> baseParentCtx = baseStmtCtx.coerceParentContext();
54 if (baseParentCtx.producesDeclared(IdentityStatement.class)) {
55 final QName baseIdentityQName = baseStmtCtx.getArgument();
56 final ModelActionBuilder baseIdentityAction = baseStmtCtx.newInferenceAction(
57 ModelProcessingPhase.STATEMENT_DEFINITION);
58 baseIdentityAction.requiresCtx(baseStmtCtx, IdentityNamespace.class, baseIdentityQName,
59 ModelProcessingPhase.STATEMENT_DEFINITION);
60 baseIdentityAction.mutatesCtx(baseParentCtx, ModelProcessingPhase.STATEMENT_DEFINITION);
62 baseIdentityAction.apply(new InferenceAction() {
64 public void apply(final InferenceContext ctx) {
65 // No-op, we just want to ensure the statement is specified
69 public void prerequisiteFailed(final Collection<? extends Prerequisite<?>> failed) {
70 throw new InferenceException(baseStmtCtx, "Unable to resolve identity %s and base identity %s",
71 baseParentCtx.argument(), baseStmtCtx.argument());
78 protected BaseStatement createDeclared(final StmtContext<QName, BaseStatement, ?> ctx,
79 final ImmutableList<? extends DeclaredStatement<?>> substatements) {
80 return DeclaredStatements.createBase(ctx.getArgument(), substatements);
84 protected BaseStatement attachDeclarationReference(final BaseStatement stmt, final DeclarationReference reference) {
85 return DeclaredStatementDecorators.decorateBase(stmt, reference);
89 protected BaseEffectiveStatement createEffective(final Current<QName, BaseStatement> stmt,
90 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
91 return EffectiveStatements.createBase(stmt.declared(), substatements);