Merge branch 'master' of ../controller
[yangtools.git] / yang / yang-parser-impl / src / main / java / org / opendaylight / yangtools / yang / parser / impl / YangParserFactoryImpl.java
1 /*
2  * Copyright (c) 2017 Pantheon Technologies, s.r.o. and others.  All rights reserved.
3  *
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
7  */
8 package org.opendaylight.yangtools.yang.parser.impl;
9
10 import static java.util.Objects.requireNonNull;
11
12 import com.google.common.annotations.Beta;
13 import com.google.common.collect.ImmutableList;
14 import java.util.Collection;
15 import org.eclipse.jdt.annotation.NonNull;
16 import org.kohsuke.MetaInfServices;
17 import org.opendaylight.yangtools.yang.model.parser.api.YangParser;
18 import org.opendaylight.yangtools.yang.model.parser.api.YangParserFactory;
19 import org.opendaylight.yangtools.yang.model.repo.api.StatementParserMode;
20 import org.opendaylight.yangtools.yang.parser.stmt.reactor.CrossSourceStatementReactor;
21
22 /**
23  * Reference {@link YangParserFactory} implementation.
24  *
25  * @author Robert Varga
26  */
27 @Beta
28 @MetaInfServices
29 public final class YangParserFactoryImpl implements YangParserFactory {
30     private static final ImmutableList<StatementParserMode> SUPPORTED_MODES = ImmutableList.of(
31         StatementParserMode.DEFAULT_MODE, StatementParserMode.SEMVER_MODE);
32
33     private final CrossSourceStatementReactor reactor;
34
35     /**
36      * Construct a new {@link YangParserFactory} backed by {@link DefaultReactors#defaultReactor()}.
37      */
38     public YangParserFactoryImpl() {
39         this(DefaultReactors.defaultReactor());
40     }
41
42     /**
43      * Construct a new {@link YangParserFactory} backed by specified reactor.
44      *
45      * @param reactor Backing reactor
46      */
47     public YangParserFactoryImpl(@NonNull final CrossSourceStatementReactor reactor) {
48         this.reactor = requireNonNull(reactor);
49     }
50
51     @Override
52     public Collection<StatementParserMode> supportedParserModes() {
53         return SUPPORTED_MODES;
54     }
55
56     @Override
57     public YangParser createParser(final StatementParserMode parserMode) {
58         return new YangParserImpl(reactor.newBuild(parserMode));
59     }
60 }