yang/rfc6643-parser-support/src/main/java/org/opendaylight/yangtools/rfc6643/parser/AliasStatementSupport.java

   1 /*
   2  * Copyright (c) 2016, 2020 PANTHEON.tech, 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.rfc6643.parser;
   9
  10 import com.google.common.annotations.Beta;
  11 import com.google.common.collect.ImmutableList;
  12 import org.opendaylight.yangtools.rfc6643.model.api.AliasEffectiveStatement;
  13 import org.opendaylight.yangtools.rfc6643.model.api.AliasStatement;
  14 import org.opendaylight.yangtools.rfc6643.model.api.IetfYangSmiv2ExtensionsMapping;
  15 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  16 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
  17 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  18 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseStringStatementSupport;
  19 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
  20 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  21 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  22
  23 @Beta
  24 public final class AliasStatementSupport
  25         extends BaseStringStatementSupport<AliasStatement, AliasEffectiveStatement> {
  26     private static final SubstatementValidator SUBSTATEMENT_VALIDATOR =
  27             SubstatementValidator.builder(IetfYangSmiv2ExtensionsMapping.ALIAS)
  28                 .add(YangStmtMapping.DESCRIPTION, 0, 1)
  29                 .add(YangStmtMapping.REFERENCE, 0, 1)
  30                 .add(YangStmtMapping.STATUS, 0, 1)
  31                 .add(IetfYangSmiv2ExtensionsMapping.OBJECT_ID, 0, 1)
  32                 .build();
  33     private static final AliasStatementSupport INSTANCE = new AliasStatementSupport();
  34
  35     private AliasStatementSupport() {
  36         super(IetfYangSmiv2ExtensionsMapping.ALIAS, StatementPolicy.contextIndependent());
  37     }
  38
  39     public static AliasStatementSupport getInstance() {
  40         return INSTANCE;
  41     }
  42
  43     @Override
  44     protected SubstatementValidator getSubstatementValidator() {
  45         return SUBSTATEMENT_VALIDATOR;
  46     }
  47
  48     @Override
  49     protected AliasStatement createDeclared(final StmtContext<String, AliasStatement, ?> ctx,
  50             final ImmutableList<? extends DeclaredStatement<?>> substatements) {
  51         return new AliasStatementImpl(ctx.getRawArgument(), substatements);
  52     }
  53
  54     @Override
  55     protected AliasStatement createEmptyDeclared(final StmtContext<String, AliasStatement, ?> ctx) {
  56         return createDeclared(ctx, ImmutableList.of());
  57     }
  58
  59     @Override
  60     protected AliasEffectiveStatement createEffective(final Current<String, AliasStatement> stmt,
  61             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  62         return new AliasEffectiveStatementImpl(stmt, substatements);
  63     }
  64 }