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.Collection;
  14 import java.util.HashMap;
  15 import java.util.HashSet;
  16 import java.util.LinkedList;
  17 import java.util.List;
  18 import java.util.Map;
  19 import java.util.Objects;
  20 import java.util.Set;
  21 import org.opendaylight.yangtools.yang.common.QName;
  22 import org.opendaylight.yangtools.yang.model.api.AugmentationSchema;
  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.UnknownSchemaNode;
  26 import org.opendaylight.yangtools.yang.model.api.UsesNode;
  27 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  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.UsesStatement;
  31 import org.opendaylight.yangtools.yang.parser.spi.GroupingNamespace;
  32 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  33 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.TypeOfCopy;
  34 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.Utils;
  35
  36 public class UsesEffectiveStatementImpl extends EffectiveStatementBase<QName, UsesStatement> implements UsesNode {
  37     private SchemaPath groupingPath;
  38     private boolean addedByUses;
  39     private ImmutableMap<SchemaPath, SchemaNode> refines;
  40     private ImmutableSet<AugmentationSchema> augmentations;
  41     private ImmutableList<UnknownSchemaNode> unknownNodes;
  42
  43     public UsesEffectiveStatementImpl(final StmtContext<QName, UsesStatement, EffectiveStatement<QName, UsesStatement>> ctx) {
  44         super(ctx);
  45
  46         initGroupingPath(ctx);
  47         initCopyType(ctx);
  48         initSubstatementCollections();
  49     }
  50
  51     private void initGroupingPath(final StmtContext<QName, UsesStatement, EffectiveStatement<QName, UsesStatement>> ctx) {
  52         StmtContext<?, GroupingStatement, EffectiveStatement<QName, GroupingStatement>> grpCtx = ctx.getFromNamespace(
  53                 GroupingNamespace.class, ctx.getStatementArgument());
  54         this.groupingPath = Utils.getSchemaPath(grpCtx);
  55     }
  56
  57     private void initSubstatementCollections() {
  58         Collection<? extends EffectiveStatement<?, ?>> effectiveSubstatements = effectiveSubstatements();
  59
  60         List<UnknownSchemaNode> unknownNodesInit = new LinkedList<>();
  61         Set<AugmentationSchema> augmentationsInit = new HashSet<>();
  62         Map<SchemaPath, SchemaNode> refinesInit = new HashMap<>();
  63
  64         for (EffectiveStatement<?, ?> effectiveStatement : effectiveSubstatements) {
  65             if (effectiveStatement instanceof UnknownSchemaNode) {
  66                 UnknownSchemaNode unknownNode = (UnknownSchemaNode) effectiveStatement;
  67                 unknownNodesInit.add(unknownNode);
  68             }
  69             if (effectiveStatement instanceof AugmentationSchema) {
  70                 AugmentationSchema augmentationSchema = (AugmentationSchema) effectiveStatement;
  71                 augmentationsInit.add(augmentationSchema);
  72             }
  73             if (effectiveStatement instanceof RefineEffectiveStatementImpl) {
  74                 RefineEffectiveStatementImpl refineStmt = (RefineEffectiveStatementImpl) effectiveStatement;
  75                 SchemaNodeIdentifier identifier = refineStmt.argument();
  76                 refinesInit.put(identifier.asSchemaPath(), refineStmt.getRefineTargetNode());
  77             }
  78         }
  79
  80         this.unknownNodes = ImmutableList.copyOf(unknownNodesInit);
  81         this.augmentations = ImmutableSet.copyOf(augmentationsInit);
  82         this.refines = ImmutableMap.copyOf(refinesInit);
  83     }
  84
  85     private void initCopyType(
  86             final StmtContext<QName, UsesStatement, EffectiveStatement<QName, UsesStatement>> ctx) {
  87
  88         List<TypeOfCopy> copyTypesFromOriginal = ctx.getCopyHistory();
  89         if(copyTypesFromOriginal.contains(TypeOfCopy.ADDED_BY_USES)) {
  90             addedByUses = true;
  91         }
  92     }
  93
  94     @Override
  95     public SchemaPath getGroupingPath() {
  96         return groupingPath;
  97     }
  98
  99     @Override
 100     public Set<AugmentationSchema> getAugmentations() {
 101         return augmentations;
 102     }
 103
 104     @Override
 105     public boolean isAugmenting() {
 106         return false;
 107     }
 108
 109     @Override
 110     public boolean isAddedByUses() {
 111         return addedByUses;
 112     }
 113
 114     void setAddedByUses(final boolean addedByUses) {
 115         this.addedByUses = addedByUses;
 116     }
 117
 118     @Override
 119     public Map<SchemaPath, SchemaNode> getRefines() {
 120         return refines;
 121     }
 122
 123     public List<UnknownSchemaNode> getUnknownSchemaNodes() {
 124         return unknownNodes;
 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         StringBuilder sb = new StringBuilder(UsesEffectiveStatementImpl.class.getSimpleName());
 154         sb.append("[groupingPath=");
 155         sb.append(groupingPath);
 156         sb.append("]");
 157         return sb.toString();
 158     }
 159 }