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.Set;
  20 import org.opendaylight.yangtools.yang.common.QName;
  21 import org.opendaylight.yangtools.yang.model.api.AugmentationSchema;
  22 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
  23 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  24 import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
  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.GroupingStatement;
  28 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier;
  29 import org.opendaylight.yangtools.yang.model.api.stmt.UsesStatement;
  30 import org.opendaylight.yangtools.yang.parser.spi.GroupingNamespace;
  31 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  32 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.TypeOfCopy;
  33 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.Utils;
  34
  35 public class UsesEffectiveStatementImpl extends EffectiveStatementBase<QName, UsesStatement> implements UsesNode {
  36     private SchemaPath groupingPath;
  37     private boolean addedByUses;
  38     ImmutableMap<SchemaPath, SchemaNode> refines;
  39     ImmutableSet<AugmentationSchema> augmentations;
  40     ImmutableList<UnknownSchemaNode> unknownNodes;
  41
  42     public UsesEffectiveStatementImpl(StmtContext<QName, UsesStatement, EffectiveStatement<QName, UsesStatement>> ctx) {
  43         super(ctx);
  44
  45         initGroupingPath(ctx);
  46         initCopyType(ctx);
  47         initSubstatementCollections();
  48     }
  49
  50     private void initGroupingPath(StmtContext<QName, UsesStatement, EffectiveStatement<QName, UsesStatement>> ctx) {
  51         StmtContext<?, GroupingStatement, EffectiveStatement<QName, GroupingStatement>> grpCtx = ctx.getFromNamespace(
  52                 GroupingNamespace.class, ctx.getStatementArgument());
  53         this.groupingPath = Utils.getSchemaPath(grpCtx);
  54     }
  55
  56     private void initSubstatementCollections() {
  57         Collection<? extends EffectiveStatement<?, ?>> effectiveSubstatements = effectiveSubstatements();
  58
  59         List<UnknownSchemaNode> unknownNodesInit = new LinkedList<>();
  60         Set<AugmentationSchema> augmentationsInit = new HashSet<>();
  61         Map<SchemaPath, SchemaNode> refinesInit = new HashMap<>();
  62
  63         for (EffectiveStatement<?, ?> effectiveStatement : effectiveSubstatements) {
  64             if (effectiveStatement instanceof UnknownSchemaNode) {
  65                 UnknownSchemaNode unknownNode = (UnknownSchemaNode) effectiveStatement;
  66                 unknownNodesInit.add(unknownNode);
  67             }
  68             if (effectiveStatement instanceof AugmentationSchema) {
  69                 AugmentationSchema augmentationSchema = (AugmentationSchema) effectiveStatement;
  70                 augmentationsInit.add(augmentationSchema);
  71             }
  72             if (effectiveStatement instanceof RefineEffectiveStatementImpl) {
  73                 RefineEffectiveStatementImpl refineStmt = (RefineEffectiveStatementImpl) effectiveStatement;
  74                 SchemaNodeIdentifier identifier = refineStmt.argument();
  75                 refinesInit.put(Utils.SchemaNodeIdentifierToSchemaPath(identifier), refineStmt.getRefineTargetNode());
  76             }
  77         }
  78
  79         this.unknownNodes = ImmutableList.copyOf(unknownNodesInit);
  80         this.augmentations = ImmutableSet.copyOf(augmentationsInit);
  81         this.refines = ImmutableMap.copyOf(refinesInit);
  82     }
  83
  84     private void initCopyType(
  85             StmtContext<QName, UsesStatement, EffectiveStatement<QName, UsesStatement>> ctx) {
  86
  87         List<TypeOfCopy> copyTypesFromOriginal = ctx.getCopyHistory();
  88         if(copyTypesFromOriginal.contains(TypeOfCopy.ADDED_BY_USES)) {
  89             addedByUses = true;
  90         }
  91     }
  92
  93     @Override
  94     public SchemaPath getGroupingPath() {
  95         return groupingPath;
  96     }
  97
  98     @Override
  99     public Set<AugmentationSchema> getAugmentations() {
 100         return augmentations;
 101     }
 102
 103     @Override
 104     public boolean isAugmenting() {
 105         return false;
 106     }
 107
 108     @Override
 109     public boolean isAddedByUses() {
 110         return addedByUses;
 111     }
 112
 113     void setAddedByUses(final boolean addedByUses) {
 114         this.addedByUses = addedByUses;
 115     }
 116
 117     @Override
 118     public Map<SchemaPath, SchemaNode> getRefines() {
 119         return refines;
 120     }
 121
 122     public List<UnknownSchemaNode> getUnknownSchemaNodes() {
 123         return unknownNodes;
 124     }
 125
 126     @Override
 127     public int hashCode() {
 128         final int prime = 31;
 129         int result = 1;
 130         result = prime * result + ((groupingPath == null) ? 0 : groupingPath.hashCode());
 131         result = prime * result + ((augmentations == null) ? 0 : augmentations.hashCode());
 132         return result;
 133     }
 134
 135     @Override
 136     public boolean equals(final Object obj) {
 137         if (this == obj) {
 138             return true;
 139         }
 140         if (obj == null) {
 141             return false;
 142         }
 143         if (getClass() != obj.getClass()) {
 144             return false;
 145         }
 146         final UsesEffectiveStatementImpl other = (UsesEffectiveStatementImpl) obj;
 147         if (groupingPath == null) {
 148             if (other.groupingPath != null) {
 149                 return false;
 150             }
 151         } else if (!groupingPath.equals(other.groupingPath)) {
 152             return false;
 153         }
 154         if (augmentations == null) {
 155             if (other.augmentations != null) {
 156                 return false;
 157             }
 158         } else if (!augmentations.equals(other.augmentations)) {
 159             return false;
 160         }
 161         return true;
 162     }
 163
 164     @Override
 165     public String toString() {
 166         StringBuilder sb = new StringBuilder(UsesEffectiveStatementImpl.class.getSimpleName());
 167         sb.append("[groupingPath=");
 168         sb.append(groupingPath);
 169         sb.append("]");
 170         return sb.toString();
 171     }
 172 }