yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/include/IncludeStatementRFC7950Support.java

   1 /*
   2  * Copyright (c) 2016 Inocybe Technologies 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.rfc7950.stmt.include;
   9
  10 import com.google.common.annotations.Beta;
  11 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  12 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  13
  14 /**
  15  * Implementation of include statement definition for Yang 1.1 (RFC 7950) to
  16  * allow include statement to have "description" and "reference" as substatements.
  17  */
  18 @Beta
  19 public final class IncludeStatementRFC7950Support extends AbstractIncludeStatementSupport {
  20     private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator
  21             .builder(YangStmtMapping.INCLUDE)
  22             .addOptional(YangStmtMapping.REVISION_DATE)
  23             .addOptional(YangStmtMapping.DESCRIPTION)
  24             .addOptional(YangStmtMapping.REFERENCE).build();
  25     private static final IncludeStatementRFC7950Support INSTANCE = new IncludeStatementRFC7950Support();
  26
  27     private IncludeStatementRFC7950Support() {
  28         // Hidden
  29     }
  30
  31     public static IncludeStatementRFC7950Support getInstance() {
  32         return INSTANCE;
  33     }
  34
  35     @Override
  36     protected SubstatementValidator getSubstatementValidator() {
  37         return SUBSTATEMENT_VALIDATOR;
  38     }
  39 }