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.EffectiveStmtCtx.Current;
  19 import org.opendaylight.yangtools.yang.parser.spi.meta.SemanticVersionNamespace;
  20 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  21 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
  22 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  23
  24 public final class OpenConfigVersionSupport
  25         extends BaseStatementSupport<SemVer, OpenConfigVersionStatement, OpenConfigVersionEffectiveStatement> {
  26     private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
  27         OpenConfigStatements.OPENCONFIG_VERSION).build();
  28     private static final OpenConfigVersionSupport INSTANCE = new OpenConfigVersionSupport();
  29
  30     private OpenConfigVersionSupport() {
  31         super(OpenConfigStatements.OPENCONFIG_VERSION, StatementPolicy.reject());
  32     }
  33
  34     public static OpenConfigVersionSupport getInstance() {
  35         return INSTANCE;
  36     }
  37
  38     @Override
  39     public SemVer parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
  40         return SemVer.valueOf(value);
  41     }
  42
  43     @Override
  44     public void onLinkageDeclared(
  45             final Mutable<SemVer, OpenConfigVersionStatement, OpenConfigVersionEffectiveStatement> stmt) {
  46         stmt.addToNs(SemanticVersionNamespace.class, stmt.getParentContext(), stmt.argument());
  47     }
  48
  49     @Override
  50     protected SubstatementValidator getSubstatementValidator() {
  51         return SUBSTATEMENT_VALIDATOR;
  52     }
  53
  54     @Override
  55     protected OpenConfigVersionStatement createDeclared(final StmtContext<SemVer, OpenConfigVersionStatement, ?> ctx,
  56             final ImmutableList<? extends DeclaredStatement<?>> substatements) {
  57         return new OpenConfigVersionStatementImpl(ctx.getArgument(), substatements);
  58     }
  59
  60     @Override
  61     protected OpenConfigVersionStatement createEmptyDeclared(
  62             final StmtContext<SemVer, OpenConfigVersionStatement, ?> ctx) {
  63         return createDeclared(ctx, ImmutableList.of());
  64     }
  65
  66     @Override
  67     protected OpenConfigVersionEffectiveStatement createEffective(
  68             final Current<SemVer, OpenConfigVersionStatement> stmt,
  69             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  70         return new OpenConfigVersionEffectiveStatementImpl(stmt, substatements);
  71     }
  72 }