yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/rfc6020/effective/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.stmt.rfc6020.effective;
   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 public 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     public UsesEffectiveStatementImpl(
  51             final StmtContext<QName, UsesStatement, EffectiveStatement<QName, UsesStatement>> ctx) {
  52         super(ctx);
  53
  54         // initGroupingPath
  55         final StmtContext<?, GroupingStatement, EffectiveStatement<QName, GroupingStatement>> grpCtx =
  56                 ctx.getFromNamespace(GroupingNamespace.class, ctx.getStatementArgument());
  57         this.groupingPath = grpCtx.getSchemaPath().get();
  58
  59         // initCopyType
  60         addedByUses = ctx.getCopyHistory().contains(CopyType.ADDED_BY_USES);
  61
  62         // initSubstatementCollections
  63         final List<UnknownSchemaNode> unknownNodesInit = new ArrayList<>();
  64         final Set<AugmentationSchemaNode> augmentationsInit = new LinkedHashSet<>();
  65         final Map<SchemaPath, SchemaNode> refinesInit = new HashMap<>();
  66         for (final EffectiveStatement<?, ?> effectiveStatement : effectiveSubstatements()) {
  67             if (effectiveStatement instanceof UnknownSchemaNode) {
  68                 final UnknownSchemaNode unknownNode = (UnknownSchemaNode) effectiveStatement;
  69                 unknownNodesInit.add(unknownNode);
  70             }
  71             if (effectiveStatement instanceof AugmentationSchemaNode) {
  72                 final AugmentationSchemaNode augmentationSchema = (AugmentationSchemaNode) effectiveStatement;
  73                 augmentationsInit.add(augmentationSchema);
  74             }
  75             if (effectiveStatement instanceof RefineEffectiveStatementImpl) {
  76                 final RefineEffectiveStatementImpl refineStmt = (RefineEffectiveStatementImpl) effectiveStatement;
  77                 final SchemaNodeIdentifier identifier = refineStmt.argument();
  78                 refinesInit.put(identifier.asSchemaPath(), refineStmt.getRefineTargetNode());
  79             }
  80         }
  81         this.unknownNodes = ImmutableList.copyOf(unknownNodesInit);
  82         this.augmentations = ImmutableSet.copyOf(augmentationsInit);
  83         this.refines = ImmutableMap.copyOf(refinesInit);
  84
  85         final WhenEffectiveStatement whenStmt = firstEffective(WhenEffectiveStatement.class);
  86         this.whenCondition = whenStmt == null ? null : whenStmt.argument();
  87     }
  88
  89     @Nonnull
  90     @Override
  91     public SchemaPath getGroupingPath() {
  92         return groupingPath;
  93     }
  94
  95     @Nonnull
  96     @Override
  97     public Set<AugmentationSchemaNode> getAugmentations() {
  98         return augmentations;
  99     }
 100
 101     @Override
 102     public boolean isAugmenting() {
 103         return false;
 104     }
 105
 106     @Override
 107     public boolean isAddedByUses() {
 108         return addedByUses;
 109     }
 110
 111     @Nonnull
 112     @Override
 113     public Map<SchemaPath, SchemaNode> getRefines() {
 114         return refines;
 115     }
 116
 117     @Nonnull
 118     @Override
 119     public List<UnknownSchemaNode> getUnknownSchemaNodes() {
 120         return unknownNodes;
 121     }
 122
 123     @Nonnull
 124     @Override
 125     public Optional<RevisionAwareXPath> getWhenCondition() {
 126         return Optional.ofNullable(whenCondition);
 127     }
 128
 129     @Override
 130     public int hashCode() {
 131         final int prime = 31;
 132         int result = 1;
 133         result = prime * result + Objects.hashCode(groupingPath);
 134         result = prime * result + Objects.hashCode(augmentations);
 135         return result;
 136     }
 137
 138     @Override
 139     public boolean equals(final Object obj) {
 140         if (this == obj) {
 141             return true;
 142         }
 143         if (obj == null) {
 144             return false;
 145         }
 146         if (getClass() != obj.getClass()) {
 147             return false;
 148         }
 149         final UsesEffectiveStatementImpl other = (UsesEffectiveStatementImpl) obj;
 150         return Objects.equals(groupingPath, other.groupingPath) && Objects.equals(augmentations, other.augmentations);
 151     }
 152
 153     @Override
 154     public String toString() {
 155         return UsesEffectiveStatementImpl.class.getSimpleName() + "[groupingPath=" + groupingPath + "]";
 156     }
 157 }