yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/container/ContainerStatementSupport.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.container;
   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 java.util.Collection;
  15 import org.eclipse.jdt.annotation.NonNull;
  16 import org.opendaylight.yangtools.yang.common.QName;
  17 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
  18 import org.opendaylight.yangtools.yang.model.api.Status;
  19 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  20 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
  21 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  22 import org.opendaylight.yangtools.yang.model.api.stmt.ContainerEffectiveStatement;
  23 import org.opendaylight.yangtools.yang.model.api.stmt.ContainerStatement;
  24 import org.opendaylight.yangtools.yang.model.api.stmt.PresenceEffectiveStatement;
  25 import org.opendaylight.yangtools.yang.model.api.stmt.StatusEffectiveStatement;
  26 import org.opendaylight.yangtools.yang.model.ri.stmt.DeclaredStatements;
  27 import org.opendaylight.yangtools.yang.model.ri.stmt.EffectiveStatements;
  28 import org.opendaylight.yangtools.yang.model.spi.meta.EffectiveStatementMixins.EffectiveStatementWithFlags.FlagsBuilder;
  29 import org.opendaylight.yangtools.yang.model.spi.meta.SubstatementIndexingException;
  30 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStmtUtils;
  31 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractSchemaTreeStatementSupport;
  32 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
  33 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  34 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  35 import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
  36
  37 @Beta
  38 public final class ContainerStatementSupport
  39         extends AbstractSchemaTreeStatementSupport<ContainerStatement, ContainerEffectiveStatement> {
  40     private static final @NonNull ContainerStatementSupport RFC6020_INSTANCE = new ContainerStatementSupport(
  41         SubstatementValidator.builder(YangStmtMapping.CONTAINER)
  42             .addAny(YangStmtMapping.ANYXML)
  43             .addAny(YangStmtMapping.CHOICE)
  44             .addOptional(YangStmtMapping.CONFIG)
  45             .addAny(YangStmtMapping.CONTAINER)
  46             .addOptional(YangStmtMapping.DESCRIPTION)
  47             .addAny(YangStmtMapping.GROUPING)
  48             .addAny(YangStmtMapping.IF_FEATURE)
  49             .addAny(YangStmtMapping.LEAF)
  50             .addAny(YangStmtMapping.LEAF_LIST)
  51             .addAny(YangStmtMapping.LIST)
  52             .addAny(YangStmtMapping.MUST)
  53             .addOptional(YangStmtMapping.PRESENCE)
  54             .addOptional(YangStmtMapping.REFERENCE)
  55             .addOptional(YangStmtMapping.STATUS)
  56             .addAny(YangStmtMapping.TYPEDEF)
  57             .addAny(YangStmtMapping.USES)
  58             .addOptional(YangStmtMapping.WHEN)
  59             .build());
  60
  61     private static final @NonNull ContainerStatementSupport RFC7950_INSTANCE = new ContainerStatementSupport(
  62         SubstatementValidator.builder(YangStmtMapping.CONTAINER)
  63             .addAny(YangStmtMapping.ACTION)
  64             .addAny(YangStmtMapping.ANYDATA)
  65             .addAny(YangStmtMapping.ANYXML)
  66             .addAny(YangStmtMapping.CHOICE)
  67             .addOptional(YangStmtMapping.CONFIG)
  68             .addAny(YangStmtMapping.CONTAINER)
  69             .addOptional(YangStmtMapping.DESCRIPTION)
  70             .addAny(YangStmtMapping.GROUPING)
  71             .addAny(YangStmtMapping.IF_FEATURE)
  72             .addAny(YangStmtMapping.LEAF)
  73             .addAny(YangStmtMapping.LEAF_LIST)
  74             .addAny(YangStmtMapping.LIST)
  75             .addAny(YangStmtMapping.MUST)
  76             .addAny(YangStmtMapping.NOTIFICATION)
  77             .addOptional(YangStmtMapping.PRESENCE)
  78             .addOptional(YangStmtMapping.REFERENCE)
  79             .addOptional(YangStmtMapping.STATUS)
  80             .addAny(YangStmtMapping.TYPEDEF)
  81             .addAny(YangStmtMapping.USES)
  82             .addOptional(YangStmtMapping.WHEN)
  83             .build());
  84
  85     private final SubstatementValidator validator;
  86
  87     private ContainerStatementSupport(final SubstatementValidator validator) {
  88         super(YangStmtMapping.CONTAINER, instantiatedPolicy());
  89         this.validator = requireNonNull(validator);
  90     }
  91
  92     public static @NonNull ContainerStatementSupport rfc6020Instance() {
  93         return RFC6020_INSTANCE;
  94     }
  95
  96     public static @NonNull ContainerStatementSupport rfc7950Instance() {
  97         return RFC7950_INSTANCE;
  98     }
  99
 100     @Override
 101     protected SubstatementValidator getSubstatementValidator() {
 102         return validator;
 103     }
 104
 105     @Override
 106     protected ContainerStatement createDeclared(final StmtContext<QName, ContainerStatement, ?> ctx,
 107             final ImmutableList<? extends DeclaredStatement<?>> substatements) {
 108         return DeclaredStatements.createContainer(ctx.getArgument(), substatements);
 109     }
 110
 111     @Override
 112     protected ContainerStatement createEmptyDeclared(final StmtContext<QName, ContainerStatement, ?> ctx) {
 113         return DeclaredStatements.createContainer(ctx.getArgument());
 114     }
 115
 116     @Override
 117     protected ContainerEffectiveStatement createEffective(final Current<QName, ContainerStatement> stmt,
 118             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
 119         EffectiveStmtUtils.checkUniqueGroupings(stmt, substatements);
 120         EffectiveStmtUtils.checkUniqueTypedefs(stmt, substatements);
 121         EffectiveStmtUtils.checkUniqueUses(stmt, substatements);
 122
 123         try {
 124             return EffectiveStatements.createContainer(stmt.declared(), stmt.effectivePath(),
 125                 createFlags(stmt, substatements), substatements, stmt.original(ContainerSchemaNode.class));
 126         } catch (SubstatementIndexingException e) {
 127             throw new SourceException(e.getMessage(), stmt, e);
 128         }
 129     }
 130
 131     @Override
 132     public ContainerEffectiveStatement copyEffective(final Current<QName, ContainerStatement> stmt,
 133             final ContainerEffectiveStatement original) {
 134         return EffectiveStatements.copyContainer(original, stmt.effectivePath(),
 135             createFlags(stmt, original.effectiveSubstatements()), stmt.original(ContainerSchemaNode.class));
 136     }
 137
 138     private static int createFlags(final Current<?, ?> stmt,
 139             final Collection<? extends EffectiveStatement<?, ?>> substatements) {
 140         return new FlagsBuilder()
 141             .setHistory(stmt.history())
 142             .setStatus(findFirstArgument(substatements, StatusEffectiveStatement.class, Status.CURRENT))
 143             .setConfiguration(stmt.effectiveConfig().asNullable())
 144             .setPresence(findFirstStatement(substatements, PresenceEffectiveStatement.class) != null)
 145             .toFlags();
 146     }
 147 }
 148