yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/builder/impl/AugmentationSchemaBuilderImpl.java

   1 /*
   2  * Copyright (c) 2013 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.builder.impl;
   9
  10 import java.util.ArrayList;
  11 import java.util.Collections;
  12 import java.util.HashSet;
  13 import java.util.List;
  14 import java.util.Map;
  15 import java.util.Set;
  16 import java.util.TreeMap;
  17 import java.util.TreeSet;
  18
  19 import org.opendaylight.yangtools.yang.common.QName;
  20 import org.opendaylight.yangtools.yang.model.api.AugmentationSchema;
  21 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
  22 import org.opendaylight.yangtools.yang.model.api.GroupingDefinition;
  23 import org.opendaylight.yangtools.yang.model.api.RevisionAwareXPath;
  24 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  25 import org.opendaylight.yangtools.yang.model.api.Status;
  26 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
  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.util.RevisionAwareXPathImpl;
  30 import org.opendaylight.yangtools.yang.parser.builder.api.AbstractDataNodeContainerBuilder;
  31 import org.opendaylight.yangtools.yang.parser.builder.api.AugmentationSchemaBuilder;
  32 import org.opendaylight.yangtools.yang.parser.builder.api.DataSchemaNodeBuilder;
  33 import org.opendaylight.yangtools.yang.parser.builder.api.GroupingBuilder;
  34 import org.opendaylight.yangtools.yang.parser.builder.api.TypeDefinitionBuilder;
  35 import org.opendaylight.yangtools.yang.parser.builder.api.UsesNodeBuilder;
  36 import org.opendaylight.yangtools.yang.parser.util.Comparators;
  37 import org.opendaylight.yangtools.yang.parser.util.ParserUtils;
  38 import org.opendaylight.yangtools.yang.parser.util.YangParseException;
  39
  40 public final class AugmentationSchemaBuilderImpl extends AbstractDataNodeContainerBuilder implements
  41         AugmentationSchemaBuilder {
  42     private boolean built;
  43     private final AugmentationSchemaImpl instance;
  44
  45     private String whenCondition;
  46     private String description;
  47     private String reference;
  48     private Status status = Status.CURRENT;
  49
  50     private final String augmentTargetStr;
  51     private SchemaPath dirtyAugmentTarget;
  52     private SchemaPath finalAugmentTarget;
  53
  54     private final Set<UsesNodeBuilder> usesNodes = new HashSet<UsesNodeBuilder>();
  55     private boolean resolved;
  56
  57     public AugmentationSchemaBuilderImpl(final String moduleName, final int line, final String augmentTargetStr) {
  58         super(moduleName, line, null);
  59         this.augmentTargetStr = augmentTargetStr;
  60         final SchemaPath targetPath = ParserUtils.parseXPathString(augmentTargetStr);
  61         dirtyAugmentTarget = targetPath;
  62         instance = new AugmentationSchemaImpl(targetPath);
  63     }
  64
  65     @Override
  66     public Set<GroupingDefinition> getGroupings() {
  67         return Collections.emptySet();
  68     }
  69
  70     @Override
  71     public Set<GroupingBuilder> getGroupingBuilders() {
  72         return Collections.emptySet();
  73     }
  74
  75     @Override
  76     public void addGrouping(GroupingBuilder grouping) {
  77         throw new YangParseException(moduleName, line, "augment can not contains grouping statement");
  78     }
  79
  80     @Override
  81     public Set<UsesNodeBuilder> getUsesNodes() {
  82         return usesNodes;
  83     }
  84
  85     @Override
  86     public void addUsesNode(UsesNodeBuilder usesBuilder) {
  87         usesNodes.add(usesBuilder);
  88     }
  89
  90     @Override
  91     public SchemaPath getPath() {
  92         return finalAugmentTarget;
  93     }
  94
  95     @Override
  96     public AugmentationSchema build() {
  97         if (!built) {
  98             instance.setDescription(description);
  99             instance.setReference(reference);
 100             instance.setStatus(status);
 101             instance.setTargetPath(finalAugmentTarget);
 102
 103             RevisionAwareXPath whenStmt;
 104             if (whenCondition == null) {
 105                 whenStmt = null;
 106             } else {
 107                 whenStmt = new RevisionAwareXPathImpl(whenCondition, false);
 108             }
 109             instance.setWhenCondition(whenStmt);
 110
 111             // CHILD NODES
 112             final Map<QName, DataSchemaNode> childs = new TreeMap<QName, DataSchemaNode>(Comparators.QNAME_COMP);
 113             for (DataSchemaNodeBuilder node : addedChildNodes) {
 114                 childs.put(node.getQName(), node.build());
 115             }
 116             instance.setChildNodes(childs);
 117
 118             // USES
 119             final Set<UsesNode> usesNodeDefinitions = new HashSet<UsesNode>();
 120             for (UsesNodeBuilder builder : usesNodes) {
 121                 usesNodeDefinitions.add(builder.build());
 122             }
 123             instance.setUses(usesNodeDefinitions);
 124
 125             // UNKNOWN NODES
 126             List<UnknownSchemaNode> unknownNodes = new ArrayList<UnknownSchemaNode>();
 127             for (UnknownSchemaNodeBuilder b : addedUnknownNodes) {
 128                 unknownNodes.add(b.build());
 129             }
 130             Collections.sort(unknownNodes, Comparators.SCHEMA_NODE_COMP);
 131             instance.setUnknownSchemaNodes(unknownNodes);
 132
 133             built = true;
 134         }
 135         return instance;
 136     }
 137
 138     @Override
 139     public boolean isResolved() {
 140         return resolved;
 141     }
 142
 143     @Override
 144     public void setResolved(boolean resolved) {
 145         this.resolved = resolved;
 146     }
 147
 148     public String getWhenCondition() {
 149         return whenCondition;
 150     }
 151
 152     public void addWhenCondition(String whenCondition) {
 153         this.whenCondition = whenCondition;
 154     }
 155
 156     @Override
 157     public Set<TypeDefinitionBuilder> getTypeDefinitionBuilders() {
 158         return Collections.emptySet();
 159     }
 160
 161     @Override
 162     public void addTypedef(TypeDefinitionBuilder type) {
 163         throw new YangParseException(moduleName, line, "Augmentation can not contains typedef statement.");
 164     }
 165
 166     @Override
 167     public String getDescription() {
 168         return description;
 169     }
 170
 171     @Override
 172     public void setDescription(String description) {
 173         this.description = description;
 174     }
 175
 176     @Override
 177     public String getReference() {
 178         return reference;
 179     }
 180
 181     @Override
 182     public void setReference(String reference) {
 183         this.reference = reference;
 184     }
 185
 186     @Override
 187     public Status getStatus() {
 188         return status;
 189     }
 190
 191     @Override
 192     public void setStatus(Status status) {
 193         if (status != null) {
 194             this.status = status;
 195         }
 196     }
 197
 198     @Override
 199     public SchemaPath getTargetPath() {
 200         if(finalAugmentTarget == null) {
 201             return dirtyAugmentTarget;
 202         } else {
 203             return finalAugmentTarget;
 204         }
 205     }
 206
 207     @Override
 208     public void setTargetPath(SchemaPath path) {
 209         this.finalAugmentTarget = path;
 210     }
 211
 212     @Override
 213     public String getTargetPathAsString() {
 214         return augmentTargetStr;
 215     }
 216
 217     @Override
 218     public int hashCode() {
 219         final int prime = 17;
 220         int result = 1;
 221         result = prime * result + ((augmentTargetStr == null) ? 0 : augmentTargetStr.hashCode());
 222         result = prime * result + ((whenCondition == null) ? 0 : whenCondition.hashCode());
 223         result = prime * result + ((childNodes == null) ? 0 : childNodes.hashCode());
 224         return result;
 225     }
 226
 227     @Override
 228     public boolean equals(Object obj) {
 229         if (this == obj) {
 230             return true;
 231         }
 232         if (obj == null) {
 233             return false;
 234         }
 235         if (getClass() != obj.getClass()) {
 236             return false;
 237         }
 238         AugmentationSchemaBuilderImpl other = (AugmentationSchemaBuilderImpl) obj;
 239         if (augmentTargetStr == null) {
 240             if (other.augmentTargetStr != null) {
 241                 return false;
 242             }
 243         } else if (!augmentTargetStr.equals(other.augmentTargetStr)) {
 244             return false;
 245         }
 246         if (whenCondition == null) {
 247             if (other.whenCondition != null) {
 248                 return false;
 249             }
 250         } else if (!whenCondition.equals(other.whenCondition)) {
 251             return false;
 252         }
 253         if (childNodes == null) {
 254             if (other.childNodes != null) {
 255                 return false;
 256             }
 257         } else if (!childNodes.equals(other.childNodes)) {
 258             return false;
 259         }
 260         return true;
 261     }
 262
 263     public String toString() {
 264         return "augment " + augmentTargetStr;
 265     }
 266
 267     private final class AugmentationSchemaImpl implements AugmentationSchema {
 268         private SchemaPath targetPath;
 269         private RevisionAwareXPath whenCondition;
 270         private Map<QName, DataSchemaNode> childNodes = Collections.emptyMap();
 271         private Set<UsesNode> uses = Collections.emptySet();
 272         private String description;
 273         private String reference;
 274         private Status status;
 275         private List<UnknownSchemaNode> unknownNodes = Collections.emptyList();
 276
 277         private AugmentationSchemaImpl(SchemaPath targetPath) {
 278             this.targetPath = targetPath;
 279         }
 280
 281         @Override
 282         public SchemaPath getTargetPath() {
 283             return targetPath;
 284         }
 285
 286         private void setTargetPath(SchemaPath path) {
 287             this.targetPath = path;
 288         }
 289
 290         @Override
 291         public RevisionAwareXPath getWhenCondition() {
 292             return whenCondition;
 293         }
 294
 295         private void setWhenCondition(RevisionAwareXPath whenCondition) {
 296             this.whenCondition = whenCondition;
 297         }
 298
 299         @Override
 300         public Set<DataSchemaNode> getChildNodes() {
 301             final Set<DataSchemaNode> result = new TreeSet<DataSchemaNode>(Comparators.SCHEMA_NODE_COMP);
 302             result.addAll(childNodes.values());
 303             return result;
 304         }
 305
 306         private void setChildNodes(Map<QName, DataSchemaNode> childNodes) {
 307             if (childNodes != null) {
 308                 this.childNodes = childNodes;
 309             }
 310         }
 311
 312         /**
 313          * Always returns an empty set, because augment can not contains
 314          * grouping statement.
 315          */
 316         @Override
 317         public Set<GroupingDefinition> getGroupings() {
 318             return Collections.emptySet();
 319         }
 320
 321         @Override
 322         public Set<UsesNode> getUses() {
 323             return uses;
 324         }
 325
 326         private void setUses(Set<UsesNode> uses) {
 327             if (uses != null) {
 328                 this.uses = uses;
 329             }
 330         }
 331
 332         /**
 333          * Always returns an empty set, because augment can not contains type
 334          * definitions.
 335          */
 336         @Override
 337         public Set<TypeDefinition<?>> getTypeDefinitions() {
 338             return Collections.emptySet();
 339         }
 340
 341         @Override
 342         public String getDescription() {
 343             return description;
 344         }
 345
 346         private void setDescription(String description) {
 347             this.description = description;
 348         }
 349
 350         @Override
 351         public String getReference() {
 352             return reference;
 353         }
 354
 355         private void setReference(String reference) {
 356             this.reference = reference;
 357         }
 358
 359         @Override
 360         public Status getStatus() {
 361             return status;
 362         }
 363
 364         private void setStatus(Status status) {
 365             this.status = status;
 366         }
 367
 368         @Override
 369         public List<UnknownSchemaNode> getUnknownSchemaNodes() {
 370             return unknownNodes;
 371         }
 372
 373         private void setUnknownSchemaNodes(List<UnknownSchemaNode> unknownSchemaNodes) {
 374             if (unknownSchemaNodes != null) {
 375                 this.unknownNodes = unknownSchemaNodes;
 376             }
 377         }
 378
 379         @Override
 380         public DataSchemaNode getDataChildByName(QName name) {
 381             return childNodes.get(name);
 382         }
 383
 384         @Override
 385         public DataSchemaNode getDataChildByName(String name) {
 386             DataSchemaNode result = null;
 387             for (Map.Entry<QName, DataSchemaNode> entry : childNodes.entrySet()) {
 388                 if (entry.getKey().getLocalName().equals(name)) {
 389                     result = entry.getValue();
 390                     break;
 391                 }
 392             }
 393             return result;
 394         }
 395
 396         @Override
 397         public int hashCode() {
 398             final int prime = 17;
 399             int result = 1;
 400             result = prime * result + ((targetPath == null) ? 0 : targetPath.hashCode());
 401             result = prime * result + ((whenCondition == null) ? 0 : whenCondition.hashCode());
 402             result = prime * result + ((childNodes == null) ? 0 : childNodes.hashCode());
 403             return result;
 404         }
 405
 406         @Override
 407         public boolean equals(Object obj) {
 408             if (this == obj) {
 409                 return true;
 410             }
 411             if (obj == null) {
 412                 return false;
 413             }
 414             if (getClass() != obj.getClass()) {
 415                 return false;
 416             }
 417             AugmentationSchemaImpl other = (AugmentationSchemaImpl) obj;
 418             if (targetPath == null) {
 419                 if (other.targetPath != null) {
 420                     return false;
 421                 }
 422             } else if (!targetPath.equals(other.targetPath)) {
 423                 return false;
 424             }
 425             if (whenCondition == null) {
 426                 if (other.whenCondition != null) {
 427                     return false;
 428                 }
 429             } else if (!whenCondition.equals(other.whenCondition)) {
 430                 return false;
 431             }
 432             if (childNodes == null) {
 433                 if (other.childNodes != null) {
 434                     return false;
 435                 }
 436             } else if (!childNodes.equals(other.childNodes)) {
 437                 return false;
 438             }
 439             return true;
 440         }
 441
 442         @Override
 443         public String toString() {
 444             StringBuilder sb = new StringBuilder(AugmentationSchemaImpl.class.getSimpleName());
 445             sb.append("[");
 446             sb.append("targetPath=" + targetPath);
 447             sb.append(", when=" + whenCondition);
 448             sb.append("]");
 449             return sb.toString();
 450         }
 451     }
 452
 453 }