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.config;
10 import com.google.common.collect.ImmutableList;
11 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
12 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
13 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
14 import org.opendaylight.yangtools.yang.model.api.stmt.ConfigEffectiveStatement;
15 import org.opendaylight.yangtools.yang.model.api.stmt.ConfigStatement;
16 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatements;
17 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractBooleanStatementSupport;
18 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
19 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
21 public final class ConfigStatementSupport
22 extends AbstractBooleanStatementSupport<ConfigStatement, ConfigEffectiveStatement> {
23 private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
24 YangStmtMapping.CONFIG).build();
25 private static final ConfigStatementSupport INSTANCE = new ConfigStatementSupport();
27 private ConfigStatementSupport() {
28 super(YangStmtMapping.CONFIG,
29 new EmptyConfigEffectiveStatement(DeclaredStatements.createConfig(Boolean.FALSE)),
30 new EmptyConfigEffectiveStatement(DeclaredStatements.createConfig(Boolean.TRUE)),
31 // FIXME: This is not quite true. If we are instantiated in a context which ignores config, which should
32 // really fizzle. This needs some more analysis.
33 StatementPolicy.contextIndependent());
36 public static ConfigStatementSupport getInstance() {
41 protected SubstatementValidator getSubstatementValidator() {
42 return SUBSTATEMENT_VALIDATOR;
46 protected ConfigStatement createDeclared(final StmtContext<Boolean, ConfigStatement, ?> ctx,
47 final ImmutableList<? extends DeclaredStatement<?>> substatements) {
48 return DeclaredStatements.createConfig(ctx.getArgument(), substatements);
52 protected ConfigEffectiveStatement createEffective(final ConfigStatement declared,
53 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
54 return new RegularConfigEffectiveStatement(declared, substatements);
58 protected EmptyConfigEffectiveStatement createEmptyEffective(final ConfigStatement declared) {
59 return new EmptyConfigEffectiveStatement(declared);