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.action;
10 import static com.google.common.base.Preconditions.checkState;
12 import com.google.common.collect.ImmutableList;
13 import com.google.common.collect.ImmutableSet;
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.DeclaredStatement;
17 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
18 import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
19 import org.opendaylight.yangtools.yang.model.api.stmt.ActionEffectiveStatement;
20 import org.opendaylight.yangtools.yang.model.api.stmt.ActionStatement;
21 import org.opendaylight.yangtools.yang.model.api.stmt.InputStatement;
22 import org.opendaylight.yangtools.yang.model.api.stmt.OutputStatement;
23 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseSchemaTreeStatementSupport;
24 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.input.InputStatementRFC7950Support;
25 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.output.OutputStatementRFC7950Support;
26 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
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.meta.StmtContextUtils;
30 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
31 import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
32 import org.opendaylight.yangtools.yang.parser.spi.source.StatementSourceReference;
33 import org.opendaylight.yangtools.yang.parser.stmt.reactor.StatementContextBase;
35 public final class ActionStatementSupport extends
36 BaseSchemaTreeStatementSupport<ActionStatement, ActionEffectiveStatement> {
38 private static final ImmutableSet<StatementDefinition> ILLEGAL_PARENTS = ImmutableSet.of(
39 YangStmtMapping.NOTIFICATION, YangStmtMapping.RPC, YangStmtMapping.ACTION);
41 private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
42 YangStmtMapping.ACTION)
43 .addOptional(YangStmtMapping.DESCRIPTION)
44 .addAny(YangStmtMapping.GROUPING)
45 .addAny(YangStmtMapping.IF_FEATURE)
46 .addOptional(YangStmtMapping.INPUT)
47 .addOptional(YangStmtMapping.OUTPUT)
48 .addOptional(YangStmtMapping.REFERENCE)
49 .addOptional(YangStmtMapping.STATUS)
50 .addAny(YangStmtMapping.TYPEDEF)
52 private static final ActionStatementSupport INSTANCE = new ActionStatementSupport();
54 private ActionStatementSupport() {
55 super(YangStmtMapping.ACTION);
58 public static ActionStatementSupport getInstance() {
63 public void onFullDefinitionDeclared(final Mutable<QName, ActionStatement, ActionEffectiveStatement> stmt) {
64 super.onFullDefinitionDeclared(stmt);
66 if (StmtContextUtils.findFirstDeclaredSubstatement(stmt, InputStatement.class) == null) {
67 ((StatementContextBase<?, ?, ?>) stmt).appendImplicitSubstatement(
68 InputStatementRFC7950Support.getInstance(), null);
70 if (StmtContextUtils.findFirstDeclaredSubstatement(stmt, OutputStatement.class) == null) {
71 ((StatementContextBase<?, ?, ?>) stmt).appendImplicitSubstatement(
72 OutputStatementRFC7950Support.getInstance(), null);
77 protected SubstatementValidator getSubstatementValidator() {
78 return SUBSTATEMENT_VALIDATOR;
82 protected ActionStatement createDeclared(final StmtContext<QName, ActionStatement, ?> ctx,
83 final ImmutableList<? extends DeclaredStatement<?>> substatements) {
84 return new RegularActionStatement(ctx.getArgument(), substatements);
88 protected ActionStatement createEmptyDeclared(final StmtContext<QName, ActionStatement, ?> ctx) {
89 return new EmptyActionStatement(ctx.getArgument());
93 protected ActionEffectiveStatement createEffective(final Current<QName, ActionStatement> stmt,
94 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
95 final StatementSourceReference ref = stmt.sourceReference();
96 checkState(!substatements.isEmpty(), "Missing implicit input/output statements at %s", ref);
97 final QName argument = stmt.getArgument();
98 SourceException.throwIf(StmtContextUtils.hasAncestorOfType(stmt, ILLEGAL_PARENTS), ref,
99 "Action %s is defined within a notification, rpc or another action", argument);
100 SourceException.throwIf(
101 !StmtContextUtils.hasAncestorOfTypeWithChildOfType(stmt, YangStmtMapping.LIST, YangStmtMapping.KEY), ref,
102 "Action %s is defined within a list that has no key statement", argument);
103 SourceException.throwIf(StmtContextUtils.hasParentOfType(stmt, YangStmtMapping.CASE), ref,
104 "Action %s is defined within a case statement", argument);
105 SourceException.throwIf(StmtContextUtils.hasParentOfType(stmt, YangStmtMapping.MODULE), ref,
106 "Action %s is defined at the top level of a module", argument);
108 return new ActionEffectiveStatementImpl(stmt.declared(), stmt.getSchemaPath(),
109 historyAndStatusFlags(stmt.history(), substatements), substatements, stmt.sourceReference());