parser/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/meta/EnumStatementSupport.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.rfc7950.stmt.meta;
   9
  10 import com.google.common.annotations.Beta;
  11 import com.google.common.collect.ImmutableList;
  12 import org.eclipse.jdt.annotation.NonNull;
  13 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  14 import org.opendaylight.yangtools.yang.model.api.meta.DeclarationReference;
  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.model.api.stmt.EnumEffectiveStatement;
  18 import org.opendaylight.yangtools.yang.model.api.stmt.EnumStatement;
  19 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatementDecorators;
  20 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatements;
  21 import org.opendaylight.yangtools.yang.model.ri.stmt.EffectiveStatements;
  22 import org.opendaylight.yangtools.yang.parser.api.YangParserConfiguration;
  23 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
  24 import org.opendaylight.yangtools.yang.parser.spi.meta.BoundStmtCtx;
  25 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
  26 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  27 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  28
  29 @Beta
  30 public final class EnumStatementSupport
  31         extends AbstractStatementSupport<String, EnumStatement, EnumEffectiveStatement> {
  32     private static final SubstatementValidator RFC6020_VALIDATOR = SubstatementValidator.builder(YangStmtMapping.ENUM)
  33             .addOptional(YangStmtMapping.DESCRIPTION)
  34             .addOptional(YangStmtMapping.REFERENCE)
  35             .addOptional(YangStmtMapping.STATUS)
  36             .addOptional(YangStmtMapping.VALUE)
  37             .build();
  38     private static final SubstatementValidator RFC7950_VALIDATOR = SubstatementValidator.builder(YangStmtMapping.ENUM)
  39             .addOptional(YangStmtMapping.DESCRIPTION)
  40             .addAny(YangStmtMapping.IF_FEATURE)
  41             .addOptional(YangStmtMapping.REFERENCE)
  42             .addOptional(YangStmtMapping.STATUS)
  43             .addOptional(YangStmtMapping.VALUE)
  44             .build();
  45
  46     private EnumStatementSupport(final YangParserConfiguration config, final SubstatementValidator validator) {
  47         super(YangStmtMapping.ENUM, StatementPolicy.contextIndependent(), config, validator);
  48     }
  49
  50     public static @NonNull EnumStatementSupport rfc6020Instance(final YangParserConfiguration config) {
  51         return new EnumStatementSupport(config, RFC6020_VALIDATOR);
  52     }
  53
  54     public static @NonNull EnumStatementSupport rfc7950Instance(final YangParserConfiguration config) {
  55         return new EnumStatementSupport(config, RFC7950_VALIDATOR);
  56     }
  57
  58     @Override
  59     public String parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
  60         // FIXME: Checks for real value
  61         return value;
  62     }
  63
  64     @Override
  65     protected EnumStatement createDeclared(final BoundStmtCtx<String> ctx,
  66             final ImmutableList<DeclaredStatement<?>> substatements) {
  67         return DeclaredStatements.createEnum(ctx.getRawArgument(), ctx.getArgument(), substatements);
  68     }
  69
  70     @Override
  71     protected EnumStatement attachDeclarationReference(final EnumStatement stmt, final DeclarationReference reference) {
  72         return DeclaredStatementDecorators.decorateEnum(stmt, reference);
  73     }
  74
  75     @Override
  76     protected EnumEffectiveStatement createEffective(final Current<String, EnumStatement> stmt,
  77             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  78         return EffectiveStatements.createEnum(stmt.declared(), substatements);
  79     }
  80 }