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 javax.annotation.concurrent.ThreadSafe;
  16 import org.eclipse.jdt.annotation.NonNull;
  17 import org.kohsuke.MetaInfServices;
  18 import org.opendaylight.yangtools.yang.model.parser.api.YangParser;
  19 import org.opendaylight.yangtools.yang.model.parser.api.YangParserFactory;
  20 import org.opendaylight.yangtools.yang.model.repo.api.StatementParserMode;
  21 import org.opendaylight.yangtools.yang.parser.stmt.reactor.CrossSourceStatementReactor;
  22
  23 /**
  24  * Reference {@link YangParserFactory} implementation.
  25  *
  26  * @author Robert Varga
  27  */
  28 @Beta
  29 @ThreadSafe
  30 @MetaInfServices
  31 public final class YangParserFactoryImpl implements YangParserFactory {
  32     private static final Collection<StatementParserMode> SUPPORTED_MODES = ImmutableList.of(
  33         StatementParserMode.DEFAULT_MODE, StatementParserMode.SEMVER_MODE);
  34
  35     private final CrossSourceStatementReactor reactor;
  36
  37     /**
  38      * Construct a new {@link YangParserFactory} backed by {@link DefaultReactors#defaultReactor()}.
  39      */
  40     public YangParserFactoryImpl() {
  41         this(DefaultReactors.defaultReactor());
  42     }
  43
  44     /**
  45      * Construct a new {@link YangParserFactory} backed by specified reactor.
  46      *
  47      * @param reactor Backing reactor
  48      */
  49     public YangParserFactoryImpl(@NonNull final CrossSourceStatementReactor reactor) {
  50         this.reactor = requireNonNull(reactor);
  51     }
  52
  53     @Override
  54     public Collection<StatementParserMode> supportedParserModes() {
  55         return SUPPORTED_MODES;
  56     }
  57
  58     @Override
  59     public YangParser createParser(final StatementParserMode parserMode) {
  60         return new YangParserImpl(reactor.newBuild(parserMode));
  61     }
  62 }