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 static com.google.common.base.Preconditions.checkNotNull;
  11
  12 import com.google.common.base.Optional;
  13 import com.google.common.collect.ImmutableList;
  14 import java.net.URI;
  15 import java.util.ArrayList;
  16 import java.util.Date;
  17 import java.util.Iterator;
  18 import java.util.List;
  19 import org.opendaylight.yangtools.yang.common.QName;
  20 import org.opendaylight.yangtools.yang.common.QNameModule;
  21 import org.opendaylight.yangtools.yang.model.api.AugmentationSchema;
  22 import org.opendaylight.yangtools.yang.model.api.NamespaceRevisionAware;
  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.UnknownSchemaNode;
  26 import org.opendaylight.yangtools.yang.model.util.RevisionAwareXPathImpl;
  27 import org.opendaylight.yangtools.yang.parser.builder.api.AugmentationSchemaBuilder;
  28 import org.opendaylight.yangtools.yang.parser.builder.api.Builder;
  29 import org.opendaylight.yangtools.yang.parser.builder.api.UnknownSchemaNodeBuilder;
  30 import org.opendaylight.yangtools.yang.parser.builder.api.UsesNodeBuilder;
  31 import org.opendaylight.yangtools.yang.parser.builder.util.AbstractDocumentedDataNodeContainer;
  32 import org.opendaylight.yangtools.yang.parser.builder.util.AbstractDocumentedDataNodeContainerBuilder;
  33
  34 public final class AugmentationSchemaBuilderImpl extends AbstractDocumentedDataNodeContainerBuilder implements
  35         AugmentationSchemaBuilder {
  36     private final int order;
  37     private AugmentationSchemaImpl instance;
  38     private String whenCondition;
  39
  40     private final String augmentTargetStr;
  41     private final SchemaPath targetPath;
  42     private SchemaPath targetNodeSchemaPath;
  43
  44     private boolean resolved;
  45     private AugmentationSchemaBuilder copyOf;
  46
  47     public AugmentationSchemaBuilderImpl(final String moduleName, final int line, final String augmentTargetStr, final int order) {
  48         super(moduleName, line, null);
  49         this.order = order;
  50         this.augmentTargetStr = augmentTargetStr;
  51         targetPath = BuilderUtils.parseXPathString(augmentTargetStr);
  52     }
  53
  54     @Override
  55     protected String getStatementName() {
  56         return "augment";
  57     }
  58
  59     @Override
  60     public SchemaPath getPath() {
  61         return targetNodeSchemaPath;
  62     }
  63
  64     @Override
  65     public AugmentationSchema build() {
  66         if (instance != null) {
  67             return instance;
  68         }
  69
  70         buildChildren();
  71         instance = new AugmentationSchemaImpl(targetPath, order,this);
  72
  73         Builder parent = getParent();
  74         if (parent instanceof ModuleBuilder) {
  75             ModuleBuilder moduleBuilder = (ModuleBuilder) parent;
  76             instance.namespace = moduleBuilder.getNamespace();
  77             instance.revision = moduleBuilder.getRevision();
  78         }
  79
  80         if (parent instanceof UsesNodeBuilder) {
  81             final ModuleBuilder mb = BuilderUtils.getParentModule(this);
  82             final QNameModule qm = QNameModule.create(mb.getNamespace(), mb.getRevision());
  83
  84             List<QName> newPath = new ArrayList<>();
  85             for (QName name : targetPath.getPathFromRoot()) {
  86                 newPath.add(QName.create(qm, name.getPrefix(), name.getLocalName()));
  87             }
  88             instance.targetPath = SchemaPath.create(newPath, false);
  89         } else {
  90             instance.targetPath = targetNodeSchemaPath;
  91         }
  92
  93         if (copyOf != null) {
  94             instance.setCopyOf(copyOf.build());
  95         }
  96
  97         RevisionAwareXPath whenStmt;
  98         if (whenCondition == null) {
  99             whenStmt = null;
 100         } else {
 101             whenStmt = new RevisionAwareXPathImpl(whenCondition, false);
 102         }
 103         instance.whenCondition = whenStmt;
 104
 105         // UNKNOWN NODES
 106         for (UnknownSchemaNodeBuilder b : addedUnknownNodes) {
 107             unknownNodes.add(b.build());
 108         }
 109         instance.unknownNodes = ImmutableList.copyOf(unknownNodes);
 110
 111         return instance;
 112     }
 113
 114     @Override
 115     public boolean isResolved() {
 116         return resolved;
 117     }
 118
 119     @Override
 120     public void setResolved(final boolean resolved) {
 121         this.resolved = resolved;
 122     }
 123
 124     @Override
 125     public String getWhenCondition() {
 126         return whenCondition;
 127     }
 128
 129     @Override
 130     public void addWhenCondition(final String whenCondition) {
 131         this.whenCondition = whenCondition;
 132     }
 133
 134     @Override
 135     public String getTargetPathAsString() {
 136         return augmentTargetStr;
 137     }
 138
 139     @Override
 140     public SchemaPath getTargetPath() {
 141         return targetPath;
 142     }
 143
 144     @Override
 145     public SchemaPath getTargetNodeSchemaPath() {
 146         return targetNodeSchemaPath;
 147     }
 148
 149     @Override
 150     public void setTargetNodeSchemaPath(final SchemaPath path) {
 151         this.targetNodeSchemaPath = path;
 152     }
 153
 154     @Override
 155     public int getOrder() {
 156         return order;
 157     }
 158
 159     @Override
 160     public int hashCode() {
 161         final int prime = 17;
 162         int result = 1;
 163         result = prime * result + ((augmentTargetStr == null) ? 0 : augmentTargetStr.hashCode());
 164         result = prime * result + ((whenCondition == null) ? 0 : whenCondition.hashCode());
 165         result = prime * result + getChildNodeBuilders().hashCode();
 166         return result;
 167     }
 168
 169     @Override
 170     public boolean equals(final Object obj) {
 171         if (this == obj) {
 172             return true;
 173         }
 174         if (obj == null) {
 175             return false;
 176         }
 177         if (getClass() != obj.getClass()) {
 178             return false;
 179         }
 180         AugmentationSchemaBuilderImpl other = (AugmentationSchemaBuilderImpl) obj;
 181         if (augmentTargetStr == null) {
 182             if (other.augmentTargetStr != null) {
 183                 return false;
 184             }
 185         } else if (!augmentTargetStr.equals(other.augmentTargetStr)) {
 186             return false;
 187         }
 188         if (whenCondition == null) {
 189             if (other.whenCondition != null) {
 190                 return false;
 191             }
 192         } else if (!whenCondition.equals(other.whenCondition)) {
 193             return false;
 194         }
 195         if (!getChildNodeBuilders().equals(other.getChildNodeBuilders())) {
 196             return false;
 197         }
 198         return true;
 199     }
 200
 201     @Override
 202     public String toString() {
 203         return "augment " + augmentTargetStr;
 204     }
 205
 206     public void setCopyOf(final AugmentationSchemaBuilder old) {
 207         copyOf = old;
 208     }
 209
 210     private static final class AugmentationSchemaImpl extends AbstractDocumentedDataNodeContainer implements AugmentationSchema, NamespaceRevisionAware,
 211             Comparable<AugmentationSchemaImpl> {
 212         private final int order;
 213         private SchemaPath targetPath;
 214         private RevisionAwareXPath whenCondition;
 215
 216         private URI namespace;
 217         private Date revision;
 218         private ImmutableList<UnknownSchemaNode> unknownNodes;
 219         private AugmentationSchema copyOf;
 220
 221         public AugmentationSchemaImpl(final SchemaPath targetPath, final int order, final AugmentationSchemaBuilderImpl builder) {
 222             super(builder);
 223             this.targetPath = targetPath;
 224             this.order = order;
 225         }
 226
 227         public void setCopyOf(final AugmentationSchema build) {
 228             this.copyOf = build;
 229         }
 230
 231         @Override
 232         public Optional<AugmentationSchema> getOriginalDefinition() {
 233             return Optional.fromNullable(this.copyOf);
 234         }
 235
 236         @Override
 237         public SchemaPath getTargetPath() {
 238             return targetPath;
 239         }
 240
 241         @Override
 242         public RevisionAwareXPath getWhenCondition() {
 243             return whenCondition;
 244         }
 245
 246         @Override
 247         public List<UnknownSchemaNode> getUnknownSchemaNodes() {
 248             return unknownNodes;
 249         }
 250
 251         @Override
 252         public URI getNamespace() {
 253             return namespace;
 254         }
 255
 256         @Override
 257         public Date getRevision() {
 258             return revision;
 259         }
 260
 261         @Override
 262         public int hashCode() {
 263             final int prime = 17;
 264             int result = 1;
 265             result = prime * result + ((targetPath == null) ? 0 : targetPath.hashCode());
 266             result = prime * result + ((whenCondition == null) ? 0 : whenCondition.hashCode());
 267             result = prime * result + getChildNodes().hashCode();
 268             return result;
 269         }
 270
 271         @Override
 272         public boolean equals(final Object obj) {
 273             if (this == obj) {
 274                 return true;
 275             }
 276             if (obj == null) {
 277                 return false;
 278             }
 279             if (getClass() != obj.getClass()) {
 280                 return false;
 281             }
 282             AugmentationSchemaImpl other = (AugmentationSchemaImpl) obj;
 283             if (targetPath == null) {
 284                 if (other.targetPath != null) {
 285                     return false;
 286                 }
 287             } else if (!targetPath.equals(other.targetPath)) {
 288                 return false;
 289             }
 290             if (whenCondition == null) {
 291                 if (other.whenCondition != null) {
 292                     return false;
 293                 }
 294             } else if (!whenCondition.equals(other.whenCondition)) {
 295                 return false;
 296             }
 297             if (!getChildNodes().equals(other.getChildNodes())) {
 298                 return false;
 299             }
 300             return true;
 301         }
 302
 303         @Override
 304         public String toString() {
 305             StringBuilder sb = new StringBuilder(AugmentationSchemaImpl.class.getSimpleName());
 306             sb.append("[");
 307             sb.append("targetPath=").append(targetPath);
 308             sb.append(", when=").append(whenCondition);
 309             sb.append("]");
 310             return sb.toString();
 311         }
 312
 313         @Override
 314         public int compareTo(final AugmentationSchemaImpl o) {
 315             checkNotNull(o);
 316             Iterator<QName> thisIt = this.targetPath.getPathFromRoot().iterator();
 317             Iterator<QName> otherIt = o.getTargetPath().getPathFromRoot().iterator();
 318             while (thisIt.hasNext()) {
 319                 if (otherIt.hasNext()) {
 320                     int comp = thisIt.next().compareTo(otherIt.next());
 321                     if (comp != 0) {
 322                         return comp;
 323                     }
 324                 } else {
 325                     return 1;
 326                 }
 327             }
 328             if (otherIt.hasNext()) {
 329                 return -1;
 330             }
 331             return this.order - o.order;
 332         }
 333     }
 334 }