parser/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/meta/BitStatementSupport.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 static java.util.Objects.requireNonNull;
  11
  12 import com.google.common.annotations.Beta;
  13 import com.google.common.collect.ImmutableList;
  14 import org.eclipse.jdt.annotation.NonNull;
  15 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  16 import org.opendaylight.yangtools.yang.model.api.meta.DeclarationReference;
  17 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
  18 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  19 import org.opendaylight.yangtools.yang.model.api.stmt.BitEffectiveStatement;
  20 import org.opendaylight.yangtools.yang.model.api.stmt.BitStatement;
  21 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatementDecorators;
  22 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatements;
  23 import org.opendaylight.yangtools.yang.model.ri.stmt.EffectiveStatements;
  24 import org.opendaylight.yangtools.yang.parser.api.YangParserConfiguration;
  25 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
  26 import org.opendaylight.yangtools.yang.parser.spi.meta.BoundStmtCtx;
  27 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
  28 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  29 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
  30 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  31
  32 @Beta
  33 public final class BitStatementSupport extends AbstractStatementSupport<String, BitStatement, BitEffectiveStatement> {
  34     private static final SubstatementValidator RFC6020_VALIDATOR =
  35         SubstatementValidator.builder(YangStmtMapping.BIT)
  36             .addOptional(YangStmtMapping.DESCRIPTION)
  37             .addOptional(YangStmtMapping.REFERENCE)
  38             .addOptional(YangStmtMapping.STATUS)
  39             .addOptional(YangStmtMapping.POSITION)
  40             .build();
  41     private static final SubstatementValidator RFC7950_VALIDATOR =
  42         SubstatementValidator.builder(YangStmtMapping.BIT)
  43             .addOptional(YangStmtMapping.DESCRIPTION)
  44             .addAny(YangStmtMapping.IF_FEATURE)
  45             .addOptional(YangStmtMapping.REFERENCE)
  46             .addOptional(YangStmtMapping.STATUS)
  47             .addOptional(YangStmtMapping.POSITION)
  48             .build();
  49
  50     private BitStatementSupport(final YangParserConfiguration config, final SubstatementValidator validator) {
  51         super(YangStmtMapping.BIT, StatementPolicy.contextIndependent(), config, requireNonNull(validator));
  52     }
  53
  54     public static @NonNull BitStatementSupport rfc6020Instance(final YangParserConfiguration config) {
  55         return new BitStatementSupport(config, RFC6020_VALIDATOR);
  56     }
  57
  58     public static @NonNull BitStatementSupport rfc7950Instance(final YangParserConfiguration config) {
  59         return new BitStatementSupport(config, RFC7950_VALIDATOR);
  60     }
  61
  62     @Override
  63     public String parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
  64         // Performs de-duplication and interning in one go
  65         return StmtContextUtils.parseIdentifier(ctx, value).getLocalName();
  66     }
  67
  68     @Override
  69     protected BitStatement createDeclared(final BoundStmtCtx<String> ctx,
  70             final ImmutableList<DeclaredStatement<?>> substatements) {
  71         return DeclaredStatements.createBit(ctx.getArgument(), substatements);
  72     }
  73
  74     @Override
  75     protected BitStatement attachDeclarationReference(final BitStatement stmt, final DeclarationReference reference) {
  76         return DeclaredStatementDecorators.decorateBit(stmt, reference);
  77     }
  78
  79     @Override
  80     protected BitEffectiveStatement createEffective(final Current<String, BitStatement> stmt,
  81             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  82         return EffectiveStatements.createBit(stmt.declared(), substatements);
  83     }
  84 }