yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/uses/UsesEffectiveStatementImpl.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. 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.uses;
   9
  10 import com.google.common.collect.ImmutableList;
  11 import com.google.common.collect.ImmutableMap;
  12 import com.google.common.collect.ImmutableSet;
  13 import java.util.ArrayList;
  14 import java.util.HashMap;
  15 import java.util.LinkedHashSet;
  16 import java.util.List;
  17 import java.util.Map;
  18 import java.util.Objects;
  19 import java.util.Optional;
  20 import java.util.Set;
  21 import javax.annotation.Nonnull;
  22 import org.opendaylight.yangtools.yang.common.QName;
  23 import org.opendaylight.yangtools.yang.model.api.AugmentationSchemaNode;
  24 import org.opendaylight.yangtools.yang.model.api.RevisionAwareXPath;
  25 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
  26 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  27 import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
  28 import org.opendaylight.yangtools.yang.model.api.UsesNode;
  29 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  30 import org.opendaylight.yangtools.yang.model.api.stmt.GroupingStatement;
  31 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier;
  32 import org.opendaylight.yangtools.yang.model.api.stmt.UsesEffectiveStatement;
  33 import org.opendaylight.yangtools.yang.model.api.stmt.UsesStatement;
  34 import org.opendaylight.yangtools.yang.model.api.stmt.WhenEffectiveStatement;
  35 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.AbstractEffectiveDocumentedNode;
  36 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.refine.RefineEffectiveStatementImpl;
  37 import org.opendaylight.yangtools.yang.parser.spi.GroupingNamespace;
  38 import org.opendaylight.yangtools.yang.parser.spi.meta.CopyType;
  39 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  40
  41 final class UsesEffectiveStatementImpl extends AbstractEffectiveDocumentedNode<QName, UsesStatement>
  42         implements UsesEffectiveStatement, UsesNode {
  43     private final SchemaPath groupingPath;
  44     private final boolean addedByUses;
  45     private final Map<SchemaPath, SchemaNode> refines;
  46     private final Set<AugmentationSchemaNode> augmentations;
  47     private final List<UnknownSchemaNode> unknownNodes;
  48     private final RevisionAwareXPath whenCondition;
  49
  50     UsesEffectiveStatementImpl(final StmtContext<QName, UsesStatement, EffectiveStatement<QName, UsesStatement>> ctx) {
  51         super(ctx);
  52
  53         // initGroupingPath
  54         final StmtContext<?, GroupingStatement, EffectiveStatement<QName, GroupingStatement>> grpCtx =
  55                 ctx.getFromNamespace(GroupingNamespace.class, ctx.getStatementArgument());
  56         this.groupingPath = grpCtx.getSchemaPath().get();
  57
  58         // initCopyType
  59         addedByUses = ctx.getCopyHistory().contains(CopyType.ADDED_BY_USES);
  60
  61         // initSubstatementCollections
  62         final List<UnknownSchemaNode> unknownNodesInit = new ArrayList<>();
  63         final Set<AugmentationSchemaNode> augmentationsInit = new LinkedHashSet<>();
  64         final Map<SchemaPath, SchemaNode> refinesInit = new HashMap<>();
  65         for (final EffectiveStatement<?, ?> effectiveStatement : effectiveSubstatements()) {
  66             if (effectiveStatement instanceof UnknownSchemaNode) {
  67                 final UnknownSchemaNode unknownNode = (UnknownSchemaNode) effectiveStatement;
  68                 unknownNodesInit.add(unknownNode);
  69             }
  70             if (effectiveStatement instanceof AugmentationSchemaNode) {
  71                 final AugmentationSchemaNode augmentationSchema = (AugmentationSchemaNode) effectiveStatement;
  72                 augmentationsInit.add(augmentationSchema);
  73             }
  74             if (effectiveStatement instanceof RefineEffectiveStatementImpl) {
  75                 final RefineEffectiveStatementImpl refineStmt = (RefineEffectiveStatementImpl) effectiveStatement;
  76                 final SchemaNodeIdentifier identifier = refineStmt.argument();
  77                 refinesInit.put(identifier.asSchemaPath(), refineStmt.getRefineTargetNode());
  78             }
  79         }
  80         this.unknownNodes = ImmutableList.copyOf(unknownNodesInit);
  81         this.augmentations = ImmutableSet.copyOf(augmentationsInit);
  82         this.refines = ImmutableMap.copyOf(refinesInit);
  83
  84         whenCondition = findFirstEffectiveSubstatementArgument(WhenEffectiveStatement.class).orElse(null);
  85     }
  86
  87     @Nonnull
  88     @Override
  89     public SchemaPath getGroupingPath() {
  90         return groupingPath;
  91     }
  92
  93     @Nonnull
  94     @Override
  95     public Set<AugmentationSchemaNode> getAugmentations() {
  96         return augmentations;
  97     }
  98
  99     @Override
 100     public boolean isAugmenting() {
 101         return false;
 102     }
 103
 104     @Override
 105     public boolean isAddedByUses() {
 106         return addedByUses;
 107     }
 108
 109     @Nonnull
 110     @Override
 111     public Map<SchemaPath, SchemaNode> getRefines() {
 112         return refines;
 113     }
 114
 115     @Nonnull
 116     @Override
 117     public List<UnknownSchemaNode> getUnknownSchemaNodes() {
 118         return unknownNodes;
 119     }
 120
 121     @Nonnull
 122     @Override
 123     public Optional<RevisionAwareXPath> getWhenCondition() {
 124         return Optional.ofNullable(whenCondition);
 125     }
 126
 127     @Override
 128     public int hashCode() {
 129         final int prime = 31;
 130         int result = 1;
 131         result = prime * result + Objects.hashCode(groupingPath);
 132         result = prime * result + Objects.hashCode(augmentations);
 133         return result;
 134     }
 135
 136     @Override
 137     public boolean equals(final Object obj) {
 138         if (this == obj) {
 139             return true;
 140         }
 141         if (obj == null) {
 142             return false;
 143         }
 144         if (getClass() != obj.getClass()) {
 145             return false;
 146         }
 147         final UsesEffectiveStatementImpl other = (UsesEffectiveStatementImpl) obj;
 148         return Objects.equals(groupingPath, other.groupingPath) && Objects.equals(augmentations, other.augmentations);
 149     }
 150
 151     @Override
 152     public String toString() {
 153         return UsesEffectiveStatementImpl.class.getSimpleName() + "[groupingPath=" + groupingPath + "]";
 154     }
 155 }