yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/openconfig/stmt/OpenConfigVersionSupport.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.openconfig.stmt;
   9
  10 import com.google.common.collect.ImmutableList;
  11 import org.opendaylight.yangtools.concepts.SemVer;
  12 import org.opendaylight.yangtools.openconfig.model.api.OpenConfigStatements;
  13 import org.opendaylight.yangtools.openconfig.model.api.OpenConfigVersionEffectiveStatement;
  14 import org.opendaylight.yangtools.openconfig.model.api.OpenConfigVersionStatement;
  15 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
  16 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  17 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseStatementSupport;
  18 import org.opendaylight.yangtools.yang.parser.spi.meta.SemanticVersionNamespace;
  19 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  20 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
  21 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  22
  23 public final class OpenConfigVersionSupport
  24         extends BaseStatementSupport<SemVer, OpenConfigVersionStatement, OpenConfigVersionEffectiveStatement> {
  25     private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
  26         OpenConfigStatements.OPENCONFIG_VERSION).build();
  27     private static final OpenConfigVersionSupport INSTANCE = new OpenConfigVersionSupport();
  28
  29     private OpenConfigVersionSupport() {
  30         super(OpenConfigStatements.OPENCONFIG_VERSION);
  31     }
  32
  33     public static OpenConfigVersionSupport getInstance() {
  34         return INSTANCE;
  35     }
  36
  37     @Override
  38     public SemVer parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
  39         return SemVer.valueOf(value);
  40     }
  41
  42     @Override
  43     public void onLinkageDeclared(
  44             final Mutable<SemVer, OpenConfigVersionStatement, OpenConfigVersionEffectiveStatement> stmt) {
  45         stmt.addToNs(SemanticVersionNamespace.class, stmt.getParentContext(), stmt.getStatementArgument());
  46     }
  47
  48     @Override
  49     protected SubstatementValidator getSubstatementValidator() {
  50         return SUBSTATEMENT_VALIDATOR;
  51     }
  52
  53     @Override
  54     protected OpenConfigVersionStatement createDeclared(final StmtContext<SemVer, OpenConfigVersionStatement, ?> ctx,
  55             final ImmutableList<? extends DeclaredStatement<?>> substatements) {
  56         return new OpenConfigVersionStatementImpl(ctx.coerceStatementArgument(), substatements);
  57     }
  58
  59     @Override
  60     protected OpenConfigVersionStatement createEmptyDeclared(
  61             final StmtContext<SemVer, OpenConfigVersionStatement, ?> ctx) {
  62         return createDeclared(ctx, ImmutableList.of());
  63     }
  64
  65     @Override
  66     protected OpenConfigVersionEffectiveStatement createEffective(
  67             final StmtContext<SemVer, OpenConfigVersionStatement, OpenConfigVersionEffectiveStatement> ctx,
  68             final OpenConfigVersionStatement declared,
  69             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  70         return new OpenConfigVersionEffectiveStatementImpl(ctx, substatements);
  71     }
  72
  73     @Override
  74     protected OpenConfigVersionEffectiveStatement createEmptyEffective(
  75             final StmtContext<SemVer, OpenConfigVersionStatement, OpenConfigVersionEffectiveStatement> ctx,
  76             final OpenConfigVersionStatement declared) {
  77         return createEffective(ctx, declared, ImmutableList.of());
  78     }
  79 }