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.parser.rfc7950.stmt.BaseBooleanStatementSupport;
17 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
18 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
20 public final class ConfigStatementSupport
21 extends BaseBooleanStatementSupport<ConfigStatement, ConfigEffectiveStatement> {
22 private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
23 YangStmtMapping.CONFIG).build();
24 private static final ConfigStatementSupport INSTANCE = new ConfigStatementSupport();
26 private ConfigStatementSupport() {
27 super(YangStmtMapping.CONFIG,
28 new EmptyConfigEffectiveStatement(new EmptyConfigStatement(Boolean.FALSE)),
29 new EmptyConfigEffectiveStatement(new EmptyConfigStatement(Boolean.TRUE)),
30 // FIXME: This is not quite true. If we are instantiated in a context which ignores config, which should
31 // really fizzle. This needs some more analysis.
32 StatementPolicy.contextIndependent());
35 public static ConfigStatementSupport getInstance() {
40 protected SubstatementValidator getSubstatementValidator() {
41 return SUBSTATEMENT_VALIDATOR;
45 protected ConfigStatement createDeclared(final StmtContext<Boolean, ConfigStatement, ?> ctx,
46 final ImmutableList<? extends DeclaredStatement<?>> substatements) {
47 return new RegularConfigStatement(ctx.getArgument(), substatements);
51 protected ConfigEffectiveStatement createEffective(final ConfigStatement declared,
52 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
53 return new RegularConfigEffectiveStatement(declared, substatements);
57 protected EmptyConfigEffectiveStatement createEmptyEffective(final ConfigStatement declared) {
58 return new EmptyConfigEffectiveStatement(declared);