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 java.util.ArrayList;
11 import java.util.Collection;
12 import java.util.List;
13 import javax.annotation.Nonnull;
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.EffectiveStatement;
17 import org.opendaylight.yangtools.yang.model.api.stmt.BaseStatement;
18 import org.opendaylight.yangtools.yang.model.api.stmt.IdentityStatement;
19 import org.opendaylight.yangtools.yang.parser.spi.IdentityNamespace;
20 import org.opendaylight.yangtools.yang.parser.spi.SubstatementValidator;
21 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractDeclaredStatement;
22 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
23 import org.opendaylight.yangtools.yang.parser.spi.meta.DerivedIdentitiesNamespace;
24 import org.opendaylight.yangtools.yang.parser.spi.meta.InferenceException;
25 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder;
26 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.InferenceAction;
27 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder.Prerequisite;
28 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase;
29 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
30 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
31 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
32 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.BaseEffectiveStatementImpl;
34 public class BaseStatementImpl extends AbstractDeclaredStatement<QName> implements BaseStatement {
35 private static final SubstatementValidator SUBSTATEMENT_VALIDATOR =
36 SubstatementValidator.builder(YangStmtMapping.BASE).build();
38 protected BaseStatementImpl(final StmtContext<QName, BaseStatement, ?> context) {
42 public static class Definition
43 extends AbstractStatementSupport<QName, BaseStatement, EffectiveStatement<QName, BaseStatement>> {
46 super(YangStmtMapping.BASE);
50 public QName parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
51 return Utils.qNameFromArgument(ctx, value);
55 public BaseStatement createDeclared(final StmtContext<QName, BaseStatement, ?> ctx) {
56 return new BaseStatementImpl(ctx);
60 public EffectiveStatement<QName, BaseStatement> createEffective(
61 final StmtContext<QName, BaseStatement, EffectiveStatement<QName, BaseStatement>> ctx) {
62 return new BaseEffectiveStatementImpl(ctx);
66 public void onStatementDefinitionDeclared(
67 final Mutable<QName, BaseStatement, EffectiveStatement<QName, BaseStatement>> baseStmtCtx) {
68 final Mutable<?, ?, ?> baseParentCtx = baseStmtCtx.getParentContext();
69 if (StmtContextUtils.producesDeclared(baseParentCtx, IdentityStatement.class)) {
71 final QName baseIdentityQName = baseStmtCtx.getStatementArgument();
72 final ModelActionBuilder baseIdentityAction = baseStmtCtx.newInferenceAction(
73 ModelProcessingPhase.STATEMENT_DEFINITION);
74 final Prerequisite<StmtContext<?, ?, ?>> requiresPrereq = baseIdentityAction.requiresCtx(baseStmtCtx,
75 IdentityNamespace.class, baseIdentityQName, ModelProcessingPhase.STATEMENT_DEFINITION);
76 final Prerequisite<StmtContext.Mutable<?, ?, ?>> mutatesPrereq = baseIdentityAction.mutatesCtx(
77 baseParentCtx, ModelProcessingPhase.STATEMENT_DEFINITION);
79 baseIdentityAction.apply(new InferenceAction() {
82 List<StmtContext<?, ?, ?>> derivedIdentities =
83 baseStmtCtx.getFromNamespace(DerivedIdentitiesNamespace.class, baseStmtCtx.getStatementArgument());
84 if (derivedIdentities == null) {
85 derivedIdentities = new ArrayList<>();
86 baseStmtCtx.addToNs(DerivedIdentitiesNamespace.class, baseIdentityQName, derivedIdentities);
88 derivedIdentities.add(baseParentCtx);
92 public void prerequisiteFailed(final Collection<? extends Prerequisite<?>> failed) {
93 throw new InferenceException(baseStmtCtx.getStatementSourceReference(),
94 "Unable to resolve identity %s and base identity %s",
95 baseParentCtx.getStatementArgument(), baseStmtCtx.getStatementArgument());
102 protected SubstatementValidator getSubstatementValidator() {
103 return SUBSTATEMENT_VALIDATOR;
109 public QName getName() {