yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/leaf/AbstractLeafEffectiveStatement.java

   1 /*
   2  * Copyright (c) 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.yang.parser.rfc7950.stmt.leaf;
   9
  10 import com.google.common.collect.ImmutableList;
  11 import org.eclipse.jdt.annotation.NonNull;
  12 import org.eclipse.jdt.annotation.Nullable;
  13 import org.opendaylight.yangtools.yang.common.QName;
  14 import org.opendaylight.yangtools.yang.model.api.DerivableSchemaNode;
  15 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
  16 import org.opendaylight.yangtools.yang.model.api.SchemaNodeDefaults;
  17 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  18 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
  19 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  20 import org.opendaylight.yangtools.yang.model.api.stmt.DefaultEffectiveStatement;
  21 import org.opendaylight.yangtools.yang.model.api.stmt.DescriptionEffectiveStatement;
  22 import org.opendaylight.yangtools.yang.model.api.stmt.LeafEffectiveStatement;
  23 import org.opendaylight.yangtools.yang.model.api.stmt.LeafStatement;
  24 import org.opendaylight.yangtools.yang.model.api.stmt.ReferenceEffectiveStatement;
  25 import org.opendaylight.yangtools.yang.model.api.stmt.StatusEffectiveStatement;
  26 import org.opendaylight.yangtools.yang.model.api.stmt.TypeEffectiveStatement;
  27 import org.opendaylight.yangtools.yang.model.api.stmt.UnitsEffectiveStatement;
  28 import org.opendaylight.yangtools.yang.model.util.type.ConcreteTypeBuilder;
  29 import org.opendaylight.yangtools.yang.model.util.type.ConcreteTypes;
  30 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.AbstractDeclaredEffectiveStatement;
  31 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStatementMixins.DataSchemaNodeMixin;
  32 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStatementMixins.MandatoryMixin;
  33 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStatementMixins.MustConstraintMixin;
  34
  35 abstract class AbstractLeafEffectiveStatement extends AbstractDeclaredEffectiveStatement.Default<QName, LeafStatement>
  36         implements LeafEffectiveStatement, LeafSchemaNode, DerivableSchemaNode,
  37             DataSchemaNodeMixin<QName, LeafStatement>, MandatoryMixin<QName, LeafStatement>,
  38             MustConstraintMixin<QName, LeafStatement> {
  39     private final @NonNull Object substatements;
  40     private final @Nullable SchemaPath path;
  41     private final @NonNull TypeDefinition<?> type;
  42     private final int flags;
  43
  44     AbstractLeafEffectiveStatement(final LeafStatement declared, final SchemaPath path, final int flags,
  45             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  46         super(declared);
  47         this.substatements = maskList(substatements);
  48         this.path = path;
  49         this.flags = flags;
  50         // TODO: lazy instantiation?
  51         this.type = buildType();
  52     }
  53
  54     @Override
  55     public final ImmutableList<? extends EffectiveStatement<?, ?>> effectiveSubstatements() {
  56         return unmaskList(substatements);
  57     }
  58
  59     @Override
  60     public final int flags() {
  61         return flags;
  62     }
  63
  64     @Override
  65     public final QName argument() {
  66         return getQName();
  67     }
  68
  69     @Override
  70     @Deprecated
  71     public final SchemaPath getPath() {
  72         return SchemaNodeDefaults.throwUnsupportedIfNull(this, path);
  73     }
  74
  75     @Override
  76     public final TypeDefinition<?> getType() {
  77         return type;
  78     }
  79
  80     @Override
  81     public final LeafEffectiveStatement asEffectiveStatement() {
  82         return this;
  83     }
  84
  85     private TypeDefinition<?> buildType() {
  86         final TypeEffectiveStatement<?> typeStmt = findFirstEffectiveSubstatement(TypeEffectiveStatement.class).get();
  87         final ConcreteTypeBuilder<?> builder = ConcreteTypes.concreteTypeBuilder(typeStmt.getTypeDefinition(),
  88             getQName());
  89         for (final EffectiveStatement<?, ?> stmt : effectiveSubstatements()) {
  90             if (stmt instanceof DefaultEffectiveStatement) {
  91                 builder.setDefaultValue(((DefaultEffectiveStatement)stmt).argument());
  92             } else if (stmt instanceof DescriptionEffectiveStatement) {
  93                 builder.setDescription(((DescriptionEffectiveStatement)stmt).argument());
  94             } else if (stmt instanceof ReferenceEffectiveStatement) {
  95                 builder.setReference(((ReferenceEffectiveStatement)stmt).argument());
  96             } else if (stmt instanceof StatusEffectiveStatement) {
  97                 builder.setStatus(((StatusEffectiveStatement)stmt).argument());
  98             } else if (stmt instanceof UnitsEffectiveStatement) {
  99                 builder.setUnits(((UnitsEffectiveStatement)stmt).argument());
 100             }
 101         }
 102         return builder.build();
 103     }
 104 }