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.if_feature;
10 import static com.google.common.base.Verify.verifyNotNull;
12 import com.google.common.collect.ImmutableList;
13 import java.util.Collection;
14 import java.util.HashMap;
15 import java.util.HashSet;
18 import org.opendaylight.yangtools.yang.common.QName;
19 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
20 import org.opendaylight.yangtools.yang.model.api.meta.DeclarationReference;
21 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
22 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
23 import org.opendaylight.yangtools.yang.model.api.stmt.IfFeatureEffectiveStatement;
24 import org.opendaylight.yangtools.yang.model.api.stmt.IfFeatureExpr;
25 import org.opendaylight.yangtools.yang.model.api.stmt.IfFeatureStatement;
26 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatementDecorators;
27 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatements;
28 import org.opendaylight.yangtools.yang.model.ri.stmt.EffectiveStatements;
29 import org.opendaylight.yangtools.yang.parser.api.YangParserConfiguration;
30 import org.opendaylight.yangtools.yang.parser.spi.FeatureNamespace;
31 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
32 import org.opendaylight.yangtools.yang.parser.spi.meta.BoundStmtCtx;
33 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
34 import org.opendaylight.yangtools.yang.parser.spi.meta.InferenceException;
35 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder;
36 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.InferenceAction;
37 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.InferenceContext;
38 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.Prerequisite;
39 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase;
40 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
41 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
42 import org.slf4j.Logger;
43 import org.slf4j.LoggerFactory;
45 abstract class AbstractIfFeatureStatementSupport
46 extends AbstractStatementSupport<IfFeatureExpr, IfFeatureStatement, IfFeatureEffectiveStatement> {
47 private static final Logger LOG = LoggerFactory.getLogger(AbstractIfFeatureStatementSupport.class);
48 private static final SubstatementValidator SUBSTATEMENT_VALIDATOR =
49 SubstatementValidator.builder(YangStmtMapping.IF_FEATURE).build();
51 AbstractIfFeatureStatementSupport(final YangParserConfiguration config) {
52 super(YangStmtMapping.IF_FEATURE, StatementPolicy.contextIndependent(), config, SUBSTATEMENT_VALIDATOR);
56 public final void onFullDefinitionDeclared(
57 final Mutable<IfFeatureExpr, IfFeatureStatement, IfFeatureEffectiveStatement> stmt) {
58 super.onFullDefinitionDeclared(stmt);
60 final ModelActionBuilder verifyFeatures = stmt.newInferenceAction(ModelProcessingPhase.EFFECTIVE_MODEL);
61 final Map<Prerequisite<?>, QName> backRef = new HashMap<>();
62 for (QName feature : stmt.getArgument().getReferencedFeatures()) {
63 backRef.put(verifyFeatures.requiresCtx(stmt, FeatureNamespace.class, feature,
64 ModelProcessingPhase.EFFECTIVE_MODEL), feature);
67 verifyFeatures.apply(new InferenceAction() {
69 public void apply(final InferenceContext ctx) {
70 LOG.debug("Resolved all feature references in {}", backRef.values());
74 public void prerequisiteFailed(final Collection<? extends Prerequisite<?>> failed) {
75 final Set<QName> unresolvedFeatures = new HashSet<>();
76 for (Prerequisite<?> prereq : failed) {
77 unresolvedFeatures.add(verifyNotNull(backRef.get(prereq)));
80 throw new InferenceException(stmt, "Failed to resolve feature references %s in \"%s\"",
81 unresolvedFeatures, stmt.rawArgument());
87 protected final IfFeatureStatement createDeclared(final BoundStmtCtx<IfFeatureExpr> ctx,
88 final ImmutableList<DeclaredStatement<?>> substatements) {
89 return DeclaredStatements.createIfFeature(ctx.getRawArgument(), ctx.getArgument(), substatements);
93 protected final IfFeatureStatement attachDeclarationReference(final IfFeatureStatement stmt,
94 final DeclarationReference reference) {
95 return DeclaredStatementDecorators.decorateIfFeature(stmt, reference);
99 protected final IfFeatureEffectiveStatement createEffective(final Current<IfFeatureExpr, IfFeatureStatement> stmt,
100 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
101 return EffectiveStatements.createIfFeature(stmt.declared(), substatements);