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