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.inject.Inject;
  16 import javax.inject.Singleton;
  17 import org.eclipse.jdt.annotation.NonNull;
  18 import org.kohsuke.MetaInfServices;
  19 import org.opendaylight.yangtools.yang.model.parser.api.YangParser;
  20 import org.opendaylight.yangtools.yang.model.parser.api.YangParserFactory;
  21 import org.opendaylight.yangtools.yang.model.repo.api.StatementParserMode;
  22 import org.opendaylight.yangtools.yang.parser.stmt.reactor.CrossSourceStatementReactor;
  23 import org.opendaylight.yangtools.yang.xpath.api.YangXPathParserFactory;
  24
  25 /**
  26  * Reference {@link YangParserFactory} implementation.
  27  *
  28  * @author Robert Varga
  29  */
  30 @Beta
  31 @MetaInfServices
  32 @Singleton
  33 public final class YangParserFactoryImpl implements YangParserFactory {
  34     private static final ImmutableList<StatementParserMode> SUPPORTED_MODES = ImmutableList.of(
  35         StatementParserMode.DEFAULT_MODE, StatementParserMode.SEMVER_MODE);
  36
  37     private final CrossSourceStatementReactor reactor;
  38
  39     /**
  40      * Construct a new {@link YangParserFactory} backed by {@link DefaultReactors#defaultReactor()}.
  41      */
  42     public YangParserFactoryImpl() {
  43         this(DefaultReactors.defaultReactor());
  44     }
  45
  46     @Inject
  47     public YangParserFactoryImpl(final YangXPathParserFactory xpathFactory) {
  48         this(DefaultReactors.defaultReactorBuilder(xpathFactory).build());
  49     }
  50
  51     /**
  52      * Construct a new {@link YangParserFactory} backed by specified reactor.
  53      *
  54      * @param reactor Backing reactor
  55      */
  56     public YangParserFactoryImpl(final @NonNull CrossSourceStatementReactor reactor) {
  57         this.reactor = requireNonNull(reactor);
  58     }
  59
  60     @Override
  61     public Collection<StatementParserMode> supportedParserModes() {
  62         return SUPPORTED_MODES;
  63     }
  64
  65     @Override
  66     public YangParser createParser(final StatementParserMode parserMode) {
  67         return new YangParserImpl(reactor.newBuild(parserMode));
  68     }
  69 }