2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.mdsal.binding.yang.types;
10 import static java.util.Objects.requireNonNull;
11 import static org.opendaylight.mdsal.binding.model.util.BindingTypes.TYPE_OBJECT;
12 import static org.opendaylight.yangtools.yang.model.util.SchemaContextUtil.findDataSchemaNode;
13 import static org.opendaylight.yangtools.yang.model.util.SchemaContextUtil.findDataSchemaNodeForRelativeXPath;
14 import static org.opendaylight.yangtools.yang.model.util.SchemaContextUtil.findParentModule;
16 import com.google.common.annotations.Beta;
17 import com.google.common.base.Preconditions;
18 import com.google.common.base.Strings;
19 import com.google.common.collect.ImmutableMap;
20 import java.math.BigDecimal;
21 import java.math.BigInteger;
22 import java.util.ArrayList;
23 import java.util.Base64;
24 import java.util.Collection;
25 import java.util.Collections;
26 import java.util.Comparator;
27 import java.util.HashMap;
28 import java.util.HashSet;
29 import java.util.Iterator;
30 import java.util.List;
32 import java.util.Optional;
34 import java.util.TreeMap;
35 import java.util.regex.Pattern;
36 import org.opendaylight.mdsal.binding.generator.spi.TypeProvider;
37 import org.opendaylight.mdsal.binding.model.api.AccessModifier;
38 import org.opendaylight.mdsal.binding.model.api.ConcreteType;
39 import org.opendaylight.mdsal.binding.model.api.Enumeration;
40 import org.opendaylight.mdsal.binding.model.api.GeneratedProperty;
41 import org.opendaylight.mdsal.binding.model.api.GeneratedTransferObject;
42 import org.opendaylight.mdsal.binding.model.api.JavaTypeName;
43 import org.opendaylight.mdsal.binding.model.api.Restrictions;
44 import org.opendaylight.mdsal.binding.model.api.Type;
45 import org.opendaylight.mdsal.binding.model.api.type.builder.EnumBuilder;
46 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedPropertyBuilder;
47 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTOBuilder;
48 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilder;
49 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilderBase;
50 import org.opendaylight.mdsal.binding.model.api.type.builder.MethodSignatureBuilder;
51 import org.opendaylight.mdsal.binding.model.util.BindingGeneratorUtil;
52 import org.opendaylight.mdsal.binding.model.util.TypeConstants;
53 import org.opendaylight.mdsal.binding.model.util.Types;
54 import org.opendaylight.mdsal.binding.model.util.generated.type.builder.AbstractEnumerationBuilder;
55 import org.opendaylight.mdsal.binding.model.util.generated.type.builder.GeneratedPropertyBuilderImpl;
56 import org.opendaylight.mdsal.binding.spec.naming.BindingMapping;
57 import org.opendaylight.yangtools.yang.common.QName;
58 import org.opendaylight.yangtools.yang.common.Revision;
59 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
60 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
61 import org.opendaylight.yangtools.yang.model.api.IdentitySchemaNode;
62 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
63 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
64 import org.opendaylight.yangtools.yang.model.api.Module;
65 import org.opendaylight.yangtools.yang.model.api.RevisionAwareXPath;
66 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
67 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
68 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
69 import org.opendaylight.yangtools.yang.model.api.Status;
70 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
71 import org.opendaylight.yangtools.yang.model.api.type.BinaryTypeDefinition;
72 import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition;
73 import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition.Bit;
74 import org.opendaylight.yangtools.yang.model.api.type.BooleanTypeDefinition;
75 import org.opendaylight.yangtools.yang.model.api.type.DecimalTypeDefinition;
76 import org.opendaylight.yangtools.yang.model.api.type.EmptyTypeDefinition;
77 import org.opendaylight.yangtools.yang.model.api.type.EnumTypeDefinition;
78 import org.opendaylight.yangtools.yang.model.api.type.IdentityrefTypeDefinition;
79 import org.opendaylight.yangtools.yang.model.api.type.InstanceIdentifierTypeDefinition;
80 import org.opendaylight.yangtools.yang.model.api.type.LeafrefTypeDefinition;
81 import org.opendaylight.yangtools.yang.model.api.type.PatternConstraint;
82 import org.opendaylight.yangtools.yang.model.api.type.StringTypeDefinition;
83 import org.opendaylight.yangtools.yang.model.api.type.UnionTypeDefinition;
84 import org.opendaylight.yangtools.yang.model.util.ModuleDependencySort;
85 import org.opendaylight.yangtools.yang.model.util.RevisionAwareXPathImpl;
86 import org.opendaylight.yangtools.yang.model.util.SchemaContextUtil;
87 import org.opendaylight.yangtools.yang.model.util.type.BaseTypes;
88 import org.opendaylight.yangtools.yang.model.util.type.CompatUtils;
89 import org.slf4j.Logger;
90 import org.slf4j.LoggerFactory;
93 public abstract class AbstractTypeProvider implements TypeProvider {
94 private static final Logger LOG = LoggerFactory.getLogger(AbstractTypeProvider.class);
95 private static final Pattern GROUPS_PATTERN = Pattern.compile("\\[(.*?)\\]");
97 // Backwards compatibility: Union types used to be instantiated in YANG namespace, which is no longer
98 // the case, as unions are emitted to their correct schema path.
99 private static final SchemaPath UNION_PATH = SchemaPath.create(true,
100 org.opendaylight.yangtools.yang.model.util.BaseTypes.UNION_QNAME);
103 * Contains the schema data red from YANG files.
105 private final SchemaContext schemaContext;
107 private final Map<String, Map<Optional<Revision>, Map<String, Type>>> genTypeDefsContextMap = new HashMap<>();
110 * The map which maps schema paths to JAVA <code>Type</code>.
112 private final Map<SchemaPath, Type> referencedTypes = new HashMap<>();
113 private final Map<Module, Set<Type>> additionalTypes = new HashMap<>();
114 private final Map<SchemaNode, JavaTypeName> renames;
117 * Creates new instance of class <code>TypeProviderImpl</code>.
119 * @param schemaContext contains the schema data red from YANG files
120 * @param renames renaming table
121 * @throws IllegalArgumentException if <code>schemaContext</code> equal null.
123 AbstractTypeProvider(final SchemaContext schemaContext, final Map<SchemaNode, JavaTypeName> renames) {
124 Preconditions.checkArgument(schemaContext != null, "Schema Context cannot be null!");
125 this.schemaContext = schemaContext;
126 this.renames = requireNonNull(renames);
127 resolveTypeDefsFromContext();
131 * Puts <code>refType</code> to map with key <code>refTypePath</code>.
133 * @param refTypePath schema path used as the map key
134 * @param refType type which represents the map value
135 * @throws IllegalArgumentException
137 * <li>if <code>refTypePath</code> equal null</li>
138 * <li>if <code>refType</code> equal null</li>
142 public void putReferencedType(final SchemaPath refTypePath, final Type refType) {
143 Preconditions.checkArgument(refTypePath != null,
144 "Path reference of Enumeration Type Definition cannot be NULL!");
145 Preconditions.checkArgument(refType != null, "Reference to Enumeration Type cannot be NULL!");
146 referencedTypes.put(refTypePath, refType);
149 public Map<Module, Set<Type>> getAdditionalTypes() {
150 return additionalTypes;
154 public Type javaTypeForSchemaDefinitionType(final TypeDefinition<?> typeDefinition, final SchemaNode parentNode) {
155 return javaTypeForSchemaDefinitionType(typeDefinition, parentNode, null);
159 * Converts schema definition type <code>typeDefinition</code> to JAVA <code>Type</code>.
161 * @param typeDefinition type definition which is converted to JAVA type
162 * @throws IllegalArgumentException
164 * <li>if <code>typeDefinition</code> equal null</li>
165 * <li>if Qname of <code>typeDefinition</code> equal null</li>
166 * <li>if name of <code>typeDefinition</code> equal null</li>
170 public Type javaTypeForSchemaDefinitionType(final TypeDefinition<?> typeDefinition, final SchemaNode parentNode,
171 final Restrictions restrictions) {
172 Preconditions.checkArgument(typeDefinition != null, "Type Definition cannot be NULL!");
173 Preconditions.checkArgument(typeDefinition.getQName() != null,
174 "Type Definition cannot have non specified QName (QName cannot be NULL!)");
175 final String typedefName = typeDefinition.getQName().getLocalName();
176 Preconditions.checkArgument(typedefName != null, "Type Definitions Local Name cannot be NULL!");
178 // Deal with base types
179 if (typeDefinition.getBaseType() == null) {
180 // We have to deal with differing handling of decimal64. The old parser used a fixed Decimal64 type
181 // and generated an enclosing ExtendedType to hold any range constraints. The new parser instantiates
182 // a base type which holds these constraints.
183 if (typeDefinition instanceof DecimalTypeDefinition) {
184 final Type ret = BaseYangTypes.BASE_YANG_TYPES_PROVIDER.javaTypeForSchemaDefinitionType(typeDefinition,
185 parentNode, restrictions);
191 // Deal with leafrefs/identityrefs
192 Type ret = javaTypeForLeafrefOrIdentityRef(typeDefinition, parentNode);
197 // FIXME: it looks as though we could be using the same codepath as above...
198 ret = BaseYangTypes.javaTypeForYangType(typeDefinition.getQName().getLocalName());
200 LOG.debug("Failed to resolve Java type for {}", typeDefinition);
206 Type returnType = javaTypeForExtendedType(typeDefinition);
207 if (restrictions != null && returnType instanceof GeneratedTransferObject) {
208 final GeneratedTransferObject gto = (GeneratedTransferObject) returnType;
209 final Module module = findParentModule(schemaContext, parentNode);
210 final String basePackageName = BindingMapping.getRootPackageName(module.getQNameModule());
211 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
212 typeDefinition.getPath());
213 final String genTOName = BindingMapping.getClassName(typedefName);
214 final String name = packageName + "." + genTOName;
215 if (!returnType.getFullyQualifiedName().equals(name)) {
216 returnType = shadedTOWithRestrictions(gto, restrictions);
222 private GeneratedTransferObject shadedTOWithRestrictions(final GeneratedTransferObject gto,
223 final Restrictions restrictions) {
224 final GeneratedTOBuilder gtob = newGeneratedTOBuilder(gto.getIdentifier());
225 final GeneratedTransferObject parent = gto.getSuperType();
226 if (parent != null) {
227 gtob.setExtendsType(parent);
229 gtob.setRestrictions(restrictions);
230 for (GeneratedProperty gp : gto.getProperties()) {
231 final GeneratedPropertyBuilder gpb = gtob.addProperty(gp.getName());
232 gpb.setValue(gp.getValue());
233 gpb.setReadOnly(gp.isReadOnly());
234 gpb.setAccessModifier(gp.getAccessModifier());
235 gpb.setReturnType(gp.getReturnType());
236 gpb.setFinal(gp.isFinal());
237 gpb.setStatic(gp.isStatic());
242 private boolean isLeafRefSelfReference(final LeafrefTypeDefinition leafref, final SchemaNode parentNode) {
243 final SchemaNode leafRefValueNode;
244 final RevisionAwareXPath leafRefXPath = leafref.getPathStatement();
245 final RevisionAwareXPath leafRefStrippedXPath = new RevisionAwareXPathImpl(
246 GROUPS_PATTERN.matcher(leafRefXPath.toString()).replaceAll(""), leafRefXPath.isAbsolute());
248 ///// skip leafrefs in augments - they're checked once augments are resolved
249 final Iterator<QName> iterator = parentNode.getPath().getPathFromRoot().iterator();
250 boolean isAugmenting = false;
251 DataNodeContainer current = null;
252 DataSchemaNode dataChildByName;
254 while (iterator.hasNext() && !isAugmenting) {
255 final QName next = iterator.next();
256 if (current == null) {
257 dataChildByName = schemaContext.getDataChildByName(next);
259 dataChildByName = current.getDataChildByName(next);
261 if (dataChildByName != null) {
262 isAugmenting = dataChildByName.isAugmenting();
266 if (dataChildByName instanceof DataNodeContainer) {
267 current = (DataNodeContainer) dataChildByName;
275 final Module parentModule = getParentModule(parentNode);
276 if (!leafRefStrippedXPath.isAbsolute()) {
277 leafRefValueNode = SchemaContextUtil.findDataSchemaNodeForRelativeXPath(schemaContext, parentModule,
278 parentNode, leafRefStrippedXPath);
280 leafRefValueNode = SchemaContextUtil.findDataSchemaNode(schemaContext, parentModule, leafRefStrippedXPath);
282 return leafRefValueNode != null && leafRefValueNode.equals(parentNode);
286 * Returns JAVA <code>Type</code> for instances of the type <code>LeafrefTypeDefinition</code> or
287 * <code>IdentityrefTypeDefinition</code>.
289 * @param typeDefinition type definition which is converted to JAVA <code>Type</code>
290 * @return JAVA <code>Type</code> instance for <code>typeDefinition</code>
292 private Type javaTypeForLeafrefOrIdentityRef(final TypeDefinition<?> typeDefinition, final SchemaNode parentNode) {
293 if (typeDefinition instanceof LeafrefTypeDefinition) {
294 final LeafrefTypeDefinition leafref = (LeafrefTypeDefinition) typeDefinition;
295 Preconditions.checkArgument(!isLeafRefSelfReference(leafref, parentNode),
296 "Leafref %s is referencing itself, incoming StackOverFlowError detected.", leafref);
297 return provideTypeForLeafref(leafref, parentNode);
298 } else if (typeDefinition instanceof IdentityrefTypeDefinition) {
299 return provideTypeForIdentityref((IdentityrefTypeDefinition) typeDefinition);
306 * Returns JAVA <code>Type</code> for instances of the type <code>ExtendedType</code>.
308 * @param typeDefinition type definition which is converted to JAVA <code>Type</code>
309 * @return JAVA <code>Type</code> instance for <code>typeDefinition</code>
311 private Type javaTypeForExtendedType(final TypeDefinition<?> typeDefinition) {
312 final String typedefName = typeDefinition.getQName().getLocalName();
313 final TypeDefinition<?> baseTypeDef = baseTypeDefForExtendedType(typeDefinition);
314 Type returnType = javaTypeForLeafrefOrIdentityRef(baseTypeDef, typeDefinition);
315 if (returnType == null) {
316 if (baseTypeDef instanceof EnumTypeDefinition) {
317 final EnumTypeDefinition enumTypeDef = (EnumTypeDefinition) baseTypeDef;
318 returnType = provideTypeForEnum(enumTypeDef, typedefName, typeDefinition);
320 final Module module = findParentModule(schemaContext, typeDefinition);
321 final Restrictions r = BindingGeneratorUtil.getRestrictions(typeDefinition);
322 if (module != null) {
323 final Map<Optional<Revision>, Map<String, Type>> modulesByDate = genTypeDefsContextMap.get(
325 final Map<String, Type> genTOs = modulesByDate.get(module.getRevision());
326 if (genTOs != null) {
327 returnType = genTOs.get(typedefName);
329 if (returnType == null) {
330 returnType = BaseYangTypes.BASE_YANG_TYPES_PROVIDER.javaTypeForSchemaDefinitionType(
331 baseTypeDef, typeDefinition, r);
340 * Seeks for identity reference <code>idref</code> the JAVA <code>type</code>.
344 * If identy which is referenced via <code>idref</code> has name <b>Idn</b>
345 * then returning type is <b>{@code Class<? extends Idn>}</b></i>
347 * @param idref identityref type definition for which JAVA <code>Type</code> is sought
348 * @return JAVA <code>Type</code> of the identity which is referenced through <code>idref</code>
350 private Type provideTypeForIdentityref(final IdentityrefTypeDefinition idref) {
351 final Collection<IdentitySchemaNode> identities = idref.getIdentities();
352 if (identities.size() > 1) {
353 LOG.warn("Identity reference {} has multiple identities, using only the first one", idref);
356 final QName baseIdQName = identities.iterator().next().getQName();
357 final Module module = schemaContext.findModule(baseIdQName.getModule()).orElse(null);
358 IdentitySchemaNode identity = null;
359 for (IdentitySchemaNode id : module.getIdentities()) {
360 if (id.getQName().equals(baseIdQName)) {
364 Preconditions.checkArgument(identity != null, "Target identity '" + baseIdQName + "' do not exists");
366 final String basePackageName = BindingMapping.getRootPackageName(module.getQNameModule());
367 final JavaTypeName identifier = JavaTypeName.create(BindingGeneratorUtil.packageNameForGeneratedType(
368 basePackageName, identity.getPath()), BindingMapping.getClassName(identity.getQName()));
369 return Types.classType(Types.wildcardTypeFor(identifier));
373 * Converts <code>typeDefinition</code> to concrete JAVA <code>Type</code>.
375 * @param typeDefinition
376 * type definition which should be converted to JAVA
378 * @return JAVA <code>Type</code> which represents
379 * <code>typeDefinition</code>
380 * @throws IllegalArgumentException
382 * <li>if <code>typeDefinition</code> equal null</li>
383 * <li>if Q name of <code>typeDefinition</code></li>
384 * <li>if name of <code>typeDefinition</code></li>
387 public Type generatedTypeForExtendedDefinitionType(final TypeDefinition<?> typeDefinition,
388 final SchemaNode parentNode) {
389 Preconditions.checkArgument(typeDefinition != null, "Type Definition cannot be NULL!");
390 if (typeDefinition.getQName() == null) {
391 throw new IllegalArgumentException("Type Definition cannot have unspecified QName (QName cannot be NULL!)");
393 Preconditions.checkArgument(typeDefinition.getQName().getLocalName() != null,
394 "Type Definitions Local Name cannot be NULL!");
396 final TypeDefinition<?> baseTypeDef = baseTypeDefForExtendedType(typeDefinition);
397 if (baseTypeDef instanceof LeafrefTypeDefinition || baseTypeDef instanceof IdentityrefTypeDefinition) {
399 * This is backwards compatibility baggage from way back when. The problem at hand is inconsistency between
400 * the fact that identity is mapped to a Class, which is also returned from leaves which specify it like
413 * This results in getFoo() returning Class<? extends Iden>, which looks fine on the surface, but gets more
414 * dicey when we throw in:
428 * Now we have competing requirements: typedef would like us to use encapsulation to capture the defined
429 * type, while getBar() wants us to retain shape with getFoo(), as it should not matter how the identityref
432 * In this particular case getFoo() won just after the Binding Spec was frozen, hence we do not generate
433 * an encapsulation for identityref typedefs.
435 * In case you are thinking we could get by having foo-ref map to a subclass of Iden, that is not a good
436 * option, as it would look as though it is the product of a different construct:
442 * Leading to a rather nice namespace clash and also slight incompatibility with unknown third-party
443 * sub-identities of iden.
445 * The story behind leafrefs is probably similar, but that needs to be ascertained.
450 final Module module = findParentModule(schemaContext, parentNode);
451 if (module != null) {
452 final Map<Optional<Revision>, Map<String, Type>> modulesByDate = genTypeDefsContextMap.get(
454 final Map<String, Type> genTOs = modulesByDate.get(module.getRevision());
455 if (genTOs != null) {
456 return genTOs.get(typeDefinition.getQName().getLocalName());
463 * Gets base type definition for <code>extendTypeDef</code>. The method is
464 * recursively called until non <code>ExtendedType</code> type is found.
466 * @param extendTypeDef
467 * type definition for which is the base type definition sought
468 * @return type definition which is base type for <code>extendTypeDef</code>
469 * @throws IllegalArgumentException
470 * if <code>extendTypeDef</code> equal null
472 private static TypeDefinition<?> baseTypeDefForExtendedType(final TypeDefinition<?> extendTypeDef) {
473 Preconditions.checkArgument(extendTypeDef != null, "Type Definition reference cannot be NULL!");
475 TypeDefinition<?> ret = extendTypeDef;
476 while (ret.getBaseType() != null) {
477 ret = ret.getBaseType();
484 * Converts <code>leafrefType</code> to JAVA <code>Type</code>. The path of <code>leafrefType</code> is followed
485 * to find referenced node and its <code>Type</code> is returned.
487 * @param leafrefType leafref type definition for which is the type sought
488 * @return JAVA <code>Type</code> of data schema node which is referenced in <code>leafrefType</code>
489 * @throws IllegalArgumentException
491 * <li>if <code>leafrefType</code> equal null</li>
492 * <li>if path statement of <code>leafrefType</code> equal null</li>
496 public Type provideTypeForLeafref(final LeafrefTypeDefinition leafrefType, final SchemaNode parentNode) {
497 Preconditions.checkArgument(leafrefType != null, "Leafref Type Definition reference cannot be NULL!");
498 Preconditions.checkArgument(leafrefType.getPathStatement() != null,
499 "The Path Statement for Leafref Type Definition cannot be NULL!");
501 final RevisionAwareXPath xpath = leafrefType.getPathStatement();
502 final String strXPath = xpath.toString();
503 Type returnType = null;
505 if (strXPath != null) {
506 if (strXPath.indexOf('[') == -1) {
507 final Module module = findParentModule(schemaContext, parentNode);
508 Preconditions.checkArgument(module != null, "Failed to find module for parent %s", parentNode);
510 final SchemaNode dataNode;
511 if (xpath.isAbsolute()) {
512 dataNode = findDataSchemaNode(schemaContext, module, xpath);
514 dataNode = findDataSchemaNodeForRelativeXPath(schemaContext, module, parentNode, xpath);
516 Preconditions.checkArgument(dataNode != null, "Failed to find leafref target: %s in module %s (%s)",
517 strXPath, this.getParentModule(parentNode).getName(), parentNode.getQName().getModule());
519 // FIXME: this block seems to be some weird magic hack. Analyze and refactor it.
520 if (leafContainsEnumDefinition(dataNode)) {
521 returnType = referencedTypes.get(dataNode.getPath());
522 } else if (leafListContainsEnumDefinition(dataNode)) {
523 returnType = Types.listTypeFor(referencedTypes.get(dataNode.getPath()));
525 if (returnType == null) {
526 returnType = resolveTypeFromDataSchemaNode(dataNode);
529 returnType = Types.objectType();
532 Preconditions.checkArgument(returnType != null, "Failed to find leafref target: %s in module %s (%s)",
533 strXPath, this.getParentModule(parentNode).getName(), parentNode.getQName().getModule(), this);
538 * Checks if <code>dataNode</code> is <code>LeafSchemaNode</code> and if it so then checks if it is of type
539 * <code>EnumTypeDefinition</code>.
541 * @param dataNode data schema node for which is checked if it is leaf and if it is of enum type
542 * @return boolean value
544 * <li>true - if <code>dataNode</code> is leaf of type enumeration</li>
545 * <li>false - other cases</li>
548 private static boolean leafContainsEnumDefinition(final SchemaNode dataNode) {
549 if (dataNode instanceof LeafSchemaNode) {
550 final LeafSchemaNode leaf = (LeafSchemaNode) dataNode;
551 return CompatUtils.compatLeafType(leaf) instanceof EnumTypeDefinition;
557 * Checks if <code>dataNode</code> is <code>LeafListSchemaNode</code> and if it so then checks if it is of type
558 * <code>EnumTypeDefinition</code>.
560 * @param dataNode data schema node for which is checked if it is leaflist and if it is of enum type
561 * @return boolean value
563 * <li>true - if <code>dataNode</code> is leaflist of type
565 * <li>false - other cases</li>
568 private static boolean leafListContainsEnumDefinition(final SchemaNode dataNode) {
569 if (dataNode instanceof LeafListSchemaNode) {
570 final LeafListSchemaNode leafList = (LeafListSchemaNode) dataNode;
571 return leafList.getType() instanceof EnumTypeDefinition;
577 * Converts <code>enumTypeDef</code> to {@link Enumeration enumeration}.
579 * @param enumTypeDef enumeration type definition which is converted to enumeration
580 * @param enumName string with name which is used as the enumeration name
581 * @return enumeration type which is built with data (name, enum values) from <code>enumTypeDef</code>
582 * @throws IllegalArgumentException
584 * <li>if <code>enumTypeDef</code> equals null</li>
585 * <li>if enum values of <code>enumTypeDef</code> equal null</li>
586 * <li>if Q name of <code>enumTypeDef</code> equal null</li>
587 * <li>if name of <code>enumTypeDef</code> equal null</li>
590 private Enumeration provideTypeForEnum(final EnumTypeDefinition enumTypeDef, final String enumName,
591 final SchemaNode parentNode) {
592 Preconditions.checkArgument(enumTypeDef != null, "EnumTypeDefinition reference cannot be NULL!");
593 Preconditions.checkArgument(enumTypeDef.getValues() != null,
594 "EnumTypeDefinition MUST contain at least ONE value definition!");
595 Preconditions.checkArgument(enumTypeDef.getQName() != null, "EnumTypeDefinition MUST contain NON-NULL QName!");
596 Preconditions.checkArgument(enumTypeDef.getQName().getLocalName() != null,
597 "Local Name in EnumTypeDefinition QName cannot be NULL!");
599 final Module module = findParentModule(schemaContext, parentNode);
600 final AbstractEnumerationBuilder enumBuilder = newEnumerationBuilder(JavaTypeName.create(
601 BindingMapping.getRootPackageName(module.getQNameModule()), BindingMapping.getClassName(enumName)));
602 addEnumDescription(enumBuilder, enumTypeDef);
603 enumTypeDef.getReference().ifPresent(enumBuilder::setReference);
604 enumBuilder.setModuleName(module.getName());
605 enumBuilder.setSchemaPath(enumTypeDef.getPath());
606 enumBuilder.updateEnumPairsFromEnumTypeDef(enumTypeDef);
607 return enumBuilder.toInstance(null);
611 * Adds enumeration to <code>typeBuilder</code>. The enumeration data are taken from <code>enumTypeDef</code>.
613 * @param enumTypeDef enumeration type definition is source of enumeration data for <code>typeBuilder</code>
614 * @param enumName string with the name of enumeration
615 * @param typeBuilder generated type builder to which is enumeration added
616 * @return enumeration type which contains enumeration data form <code>enumTypeDef</code>
617 * @throws IllegalArgumentException
619 * <li>if <code>enumTypeDef</code> equals null</li>
620 * <li>if enum values of <code>enumTypeDef</code> equal null</li>
621 * <li>if Q name of <code>enumTypeDef</code> equal null</li>
622 * <li>if name of <code>enumTypeDef</code> equal null</li>
623 * <li>if name of <code>typeBuilder</code> equal null</li>
627 private Enumeration addInnerEnumerationToTypeBuilder(final EnumTypeDefinition enumTypeDef,
628 final String enumName, final GeneratedTypeBuilderBase<?> typeBuilder) {
629 Preconditions.checkArgument(enumTypeDef != null, "EnumTypeDefinition reference cannot be NULL!");
630 Preconditions.checkArgument(enumTypeDef.getValues() != null,
631 "EnumTypeDefinition MUST contain at least ONE value definition!");
632 Preconditions.checkArgument(enumTypeDef.getQName() != null, "EnumTypeDefinition MUST contain NON-NULL QName!");
633 Preconditions.checkArgument(enumTypeDef.getQName().getLocalName() != null,
634 "Local Name in EnumTypeDefinition QName cannot be NULL!");
635 Preconditions.checkArgument(typeBuilder != null, "Generated Type Builder reference cannot be NULL!");
637 final EnumBuilder enumBuilder = typeBuilder.addEnumeration(BindingMapping.getClassName(enumName));
639 addEnumDescription(enumBuilder, enumTypeDef);
640 enumBuilder.updateEnumPairsFromEnumTypeDef(enumTypeDef);
641 return enumBuilder.toInstance(enumBuilder);
644 public abstract void addEnumDescription(EnumBuilder enumBuilder, EnumTypeDefinition enumTypeDef);
646 public abstract AbstractEnumerationBuilder newEnumerationBuilder(JavaTypeName identifier);
648 public abstract GeneratedTOBuilder newGeneratedTOBuilder(JavaTypeName identifier);
650 public abstract GeneratedTypeBuilder newGeneratedTypeBuilder(JavaTypeName identifier);
653 * Converts the pattern constraints to the list of the strings which represents these constraints.
655 * @param patternConstraints list of pattern constraints
656 * @return list of strings which represents the constraint patterns
658 public abstract Map<String, String> resolveRegExpressions(List<PatternConstraint> patternConstraints);
660 abstract void addCodegenInformation(GeneratedTypeBuilderBase<?> genTOBuilder, TypeDefinition<?> typeDef);
663 * Converts the pattern constraints from <code>typedef</code> to the list of the strings which represents these
666 * @param typedef extended type in which are the pattern constraints sought
667 * @return list of strings which represents the constraint patterns
668 * @throws IllegalArgumentException if <code>typedef</code> equals null
671 private Map<String, String> resolveRegExpressionsFromTypedef(final TypeDefinition<?> typedef) {
672 if (!(typedef instanceof StringTypeDefinition)) {
673 return ImmutableMap.of();
676 // TODO: run diff against base ?
677 return resolveRegExpressions(((StringTypeDefinition) typedef).getPatternConstraints());
681 * Converts <code>dataNode</code> to JAVA <code>Type</code>.
683 * @param dataNode contains information about YANG type
684 * @return JAVA <code>Type</code> representation of <code>dataNode</code>
686 private Type resolveTypeFromDataSchemaNode(final SchemaNode dataNode) {
687 Type returnType = null;
688 if (dataNode != null) {
689 if (dataNode instanceof LeafSchemaNode) {
690 final LeafSchemaNode leaf = (LeafSchemaNode) dataNode;
691 final TypeDefinition<?> type = CompatUtils.compatLeafType(leaf);
692 returnType = javaTypeForSchemaDefinitionType(type, leaf);
693 } else if (dataNode instanceof LeafListSchemaNode) {
694 final LeafListSchemaNode leafList = (LeafListSchemaNode) dataNode;
695 returnType = javaTypeForSchemaDefinitionType(leafList.getType(), leafList);
702 * Passes through all modules and through all its type definitions and convert it to generated types.
705 * The modules are first sorted by mutual dependencies. The modules are sequentially passed. All type definitions
706 * of a module are at the beginning sorted so that type definition with less amount of references to other type
707 * definition are processed first.<br>
708 * For each module is created mapping record in the map
709 * {@link AbstractTypeProvider#genTypeDefsContextMap genTypeDefsContextMap}
710 * which map current module name to the map which maps type names to returned types (generated types).
712 private void resolveTypeDefsFromContext() {
713 final Set<Module> modules = schemaContext.getModules();
714 Preconditions.checkArgument(modules != null, "Set of Modules cannot be NULL!");
715 final List<Module> modulesSortedByDependency = ModuleDependencySort.sort(modules);
717 for (Module module : modulesSortedByDependency) {
718 Map<Optional<Revision>, Map<String, Type>> dateTypeMap = genTypeDefsContextMap.computeIfAbsent(
719 module.getName(), key -> new HashMap<>());
720 dateTypeMap.put(module.getRevision(), Collections.emptyMap());
721 genTypeDefsContextMap.put(module.getName(), dateTypeMap);
724 for (Module module : modulesSortedByDependency) {
725 if (module != null) {
726 final String basePackageName = BindingMapping.getRootPackageName(module.getQNameModule());
727 if (basePackageName != null) {
728 final List<TypeDefinition<?>> typeDefinitions = TypedefResolver.getAllTypedefs(module);
729 for (TypeDefinition<?> typedef : sortTypeDefinitionAccordingDepth(typeDefinitions)) {
730 typedefToGeneratedType(basePackageName, module, typedef);
738 * Create Type for specified type definition.
740 * @param basePackageName string with name of package to which the module belongs
741 * @param module string with the name of the module for to which the <code>typedef</code> belongs
742 * @param typedef type definition of the node for which should be created JAVA <code>Type</code>
743 * (usually generated TO)
744 * @return JAVA <code>Type</code> representation of <code>typedef</code> or
745 * <code>null</code> value if <code>basePackageName</code> or
746 * <code>modulName</code> or <code>typedef</code> or Q name of
747 * <code>typedef</code> equals <code>null</code>
749 private Type typedefToGeneratedType(final String basePackageName, final Module module,
750 final TypeDefinition<?> typedef) {
751 final TypeDefinition<?> baseTypedef = typedef.getBaseType();
753 // See generatedTypeForExtendedDefinitionType() above for rationale behind this special case.
754 if (baseTypedef instanceof LeafrefTypeDefinition || baseTypedef instanceof IdentityrefTypeDefinition) {
758 final String typedefName = typedef.getQName().getLocalName();
760 final Type returnType;
761 if (baseTypedef.getBaseType() != null) {
762 returnType = provideGeneratedTOFromExtendedType(typedef, baseTypedef, basePackageName,
764 } else if (baseTypedef instanceof UnionTypeDefinition) {
765 final GeneratedTOBuilder genTOBuilder = provideGeneratedTOBuilderForUnionTypeDef(
766 JavaTypeName.create(basePackageName, BindingMapping.getClassName(typedef.getQName())),
767 (UnionTypeDefinition) baseTypedef, typedef);
768 genTOBuilder.setTypedef(true);
769 genTOBuilder.setIsUnion(true);
770 addUnitsToGenTO(genTOBuilder, typedef.getUnits().orElse(null));
771 makeSerializable(genTOBuilder);
772 returnType = genTOBuilder.build();
774 // Define a corresponding union builder. Typedefs are always anchored at a Java package root,
775 // so we are placing the builder alongside the union.
776 final GeneratedTOBuilder unionBuilder = newGeneratedTOBuilder(
777 JavaTypeName.create(genTOBuilder.getPackageName(), genTOBuilder.getName() + "Builder"));
778 unionBuilder.setIsUnionBuilder(true);
779 final MethodSignatureBuilder method = unionBuilder.addMethod("getDefaultInstance");
780 method.setReturnType(returnType);
781 method.addParameter(Types.STRING, "defaultValue");
782 method.setAccessModifier(AccessModifier.PUBLIC);
783 method.setStatic(true);
784 additionalTypes.computeIfAbsent(module, key -> new HashSet<>()).add(unionBuilder.build());
785 } else if (baseTypedef instanceof EnumTypeDefinition) {
786 // enums are automatically Serializable
787 final EnumTypeDefinition enumTypeDef = (EnumTypeDefinition) baseTypedef;
788 // TODO units for typedef enum
789 returnType = provideTypeForEnum(enumTypeDef, typedefName, typedef);
790 } else if (baseTypedef instanceof BitsTypeDefinition) {
791 final GeneratedTOBuilder genTOBuilder = provideGeneratedTOBuilderForBitsTypeDefinition(
792 JavaTypeName.create(basePackageName, BindingMapping.getClassName(typedef.getQName())),
793 (BitsTypeDefinition) baseTypedef, module.getName());
794 genTOBuilder.setTypedef(true);
795 addUnitsToGenTO(genTOBuilder, typedef.getUnits().orElse(null));
796 makeSerializable(genTOBuilder);
797 returnType = genTOBuilder.build();
799 final Type javaType = javaTypeForSchemaDefinitionType(baseTypedef, typedef);
800 returnType = wrapJavaTypeIntoTO(basePackageName, typedef, javaType, module.getName());
802 if (returnType != null) {
803 final Map<Optional<Revision>, Map<String, Type>> modulesByDate =
804 genTypeDefsContextMap.get(module.getName());
805 final Optional<Revision> moduleRevision = module.getRevision();
806 Map<String, Type> typeMap = modulesByDate.get(moduleRevision);
807 if (typeMap != null) {
808 if (typeMap.isEmpty()) {
809 typeMap = new HashMap<>(4);
810 modulesByDate.put(moduleRevision, typeMap);
812 typeMap.put(typedefName, returnType);
820 * Wraps base YANG type to generated TO.
822 * @param basePackageName string with name of package to which the module belongs
823 * @param typedef type definition which is converted to the TO
824 * @param javaType JAVA <code>Type</code> to which is <code>typedef</code> mapped
825 * @return generated transfer object which represent<code>javaType</code>
827 private GeneratedTransferObject wrapJavaTypeIntoTO(final String basePackageName, final TypeDefinition<?> typedef,
828 final Type javaType, final String moduleName) {
829 requireNonNull(javaType, "javaType cannot be null");
831 final GeneratedTOBuilder genTOBuilder = typedefToTransferObject(basePackageName, typedef, moduleName);
832 genTOBuilder.setRestrictions(BindingGeneratorUtil.getRestrictions(typedef));
833 final GeneratedPropertyBuilder genPropBuilder = genTOBuilder.addProperty("value");
834 genPropBuilder.setReturnType(javaType);
835 genTOBuilder.addEqualsIdentity(genPropBuilder);
836 genTOBuilder.addHashIdentity(genPropBuilder);
837 genTOBuilder.addToStringProperty(genPropBuilder);
838 genTOBuilder.addImplementsType(TYPE_OBJECT);
839 if (typedef.getStatus() == Status.DEPRECATED) {
840 genTOBuilder.addAnnotation("java.lang", "Deprecated");
842 if (javaType instanceof ConcreteType && "String".equals(javaType.getName()) && typedef.getBaseType() != null) {
843 addStringRegExAsConstant(genTOBuilder, resolveRegExpressionsFromTypedef(typedef));
845 addUnitsToGenTO(genTOBuilder, typedef.getUnits().orElse(null));
846 genTOBuilder.setTypedef(true);
847 makeSerializable(genTOBuilder);
848 return genTOBuilder.build();
852 * Converts output list of generated TO builders to one TO builder (first
853 * from list) which contains the remaining builders as its enclosing TO.
855 * @param typeName new type identifier
856 * @param typedef type definition which should be of type {@link UnionTypeDefinition}
857 * @return generated TO builder with the list of enclosed generated TO builders
859 public GeneratedTOBuilder provideGeneratedTOBuilderForUnionTypeDef(final JavaTypeName typeName,
860 final UnionTypeDefinition typedef, final TypeDefinition<?> parentNode) {
861 final List<GeneratedTOBuilder> builders = provideGeneratedTOBuildersForUnionTypeDef(typeName, typedef,
863 Preconditions.checkState(!builders.isEmpty(), "No GeneratedTOBuilder objects generated from union %s", typedef);
865 final GeneratedTOBuilder resultTOBuilder = builders.remove(0);
866 builders.forEach(resultTOBuilder::addEnclosingTransferObject);
867 return resultTOBuilder;
871 * Converts <code>typedef</code> to generated TO with <code>typeDefName</code>. Every union type from
872 * <code>typedef</code> is added to generated TO builder as property.
874 * @param typeName new type identifier
875 * @param typedef type definition which should be of type <code>UnionTypeDefinition</code>
876 * @return generated TO builder which represents <code>typedef</code>
877 * @throws NullPointerException
879 * <li>if <code>basePackageName</code> is null</li>
880 * <li>if <code>typedef</code> is null</li>
881 * <li>if Qname of <code>typedef</code> is null</li>
884 public List<GeneratedTOBuilder> provideGeneratedTOBuildersForUnionTypeDef(final JavaTypeName typeName,
885 final UnionTypeDefinition typedef, final SchemaNode parentNode) {
886 requireNonNull(typedef, "Type Definition cannot be NULL!");
887 requireNonNull(typedef.getQName(), "Type definition QName cannot be NULL!");
889 final List<GeneratedTOBuilder> generatedTOBuilders = new ArrayList<>();
890 final List<TypeDefinition<?>> unionTypes = typedef.getTypes();
891 final Module module = findParentModule(schemaContext, parentNode);
893 final GeneratedTOBuilder unionGenTOBuilder = newGeneratedTOBuilder(typeName);
894 unionGenTOBuilder.setIsUnion(true);
895 unionGenTOBuilder.setSchemaPath(typedef.getPath());
896 unionGenTOBuilder.setModuleName(module.getName());
897 unionGenTOBuilder.addImplementsType(TYPE_OBJECT);
898 addCodegenInformation(unionGenTOBuilder, typedef);
899 generatedTOBuilders.add(unionGenTOBuilder);
901 // Pattern string is the key, XSD regex is the value. The reason for this choice is that the pattern carries
902 // also negation information and hence guarantees uniqueness.
903 final Map<String, String> expressions = new HashMap<>();
904 for (TypeDefinition<?> unionType : unionTypes) {
905 final String unionTypeName = unionType.getQName().getLocalName();
907 // If we have a base type we should follow the type definition backwards, except for identityrefs, as those
908 // do not follow type encapsulation -- we use the general case for that.
909 if (unionType.getBaseType() != null && !(unionType instanceof IdentityrefTypeDefinition)) {
910 resolveExtendedSubtypeAsUnion(unionGenTOBuilder, unionType, expressions, parentNode);
911 } else if (unionType instanceof UnionTypeDefinition) {
912 generatedTOBuilders.addAll(resolveUnionSubtypeAsUnion(unionGenTOBuilder,
913 (UnionTypeDefinition) unionType, parentNode));
914 } else if (unionType instanceof EnumTypeDefinition) {
915 final Enumeration enumeration = addInnerEnumerationToTypeBuilder((EnumTypeDefinition) unionType,
916 unionTypeName, unionGenTOBuilder);
917 updateUnionTypeAsProperty(unionGenTOBuilder, enumeration, unionTypeName);
919 final Type javaType = javaTypeForSchemaDefinitionType(unionType, parentNode);
920 updateUnionTypeAsProperty(unionGenTOBuilder, javaType, unionTypeName);
923 addStringRegExAsConstant(unionGenTOBuilder, expressions);
925 storeGenTO(typedef, unionGenTOBuilder, parentNode);
927 return generatedTOBuilders;
931 * Wraps code which handles the case when union subtype is also of the type <code>UnionType</code>.
934 * In this case the new generated TO is created for union subtype (recursive call of method
935 * {@link #provideGeneratedTOBuildersForUnionTypeDef(String, UnionTypeDefinition, String, SchemaNode)}
936 * provideGeneratedTOBuilderForUnionTypeDef} and in parent TO builder <code>parentUnionGenTOBuilder</code> is
937 * created property which type is equal to new generated TO.
939 * @param parentUnionGenTOBuilder generated TO builder to which is the property with the child union subtype added
940 * @param basePackageName string with the name of the module package
941 * @param unionSubtype type definition which represents union subtype
942 * @return list of generated TO builders. The number of the builders can be bigger one due to recursive call of
943 * <code>provideGeneratedTOBuildersForUnionTypeDef</code> method.
945 private List<GeneratedTOBuilder> resolveUnionSubtypeAsUnion(final GeneratedTOBuilder parentUnionGenTOBuilder,
946 final UnionTypeDefinition unionSubtype, final SchemaNode parentNode) {
947 final JavaTypeName newTOBuilderName = parentUnionGenTOBuilder.getIdentifier().createSibling(
948 provideAvailableNameForGenTOBuilder(parentUnionGenTOBuilder.getName()));
949 final List<GeneratedTOBuilder> subUnionGenTOBUilders = provideGeneratedTOBuildersForUnionTypeDef(
950 newTOBuilderName, unionSubtype, parentNode);
952 final GeneratedPropertyBuilder propertyBuilder;
953 propertyBuilder = parentUnionGenTOBuilder.addProperty(BindingMapping.getPropertyName(
954 newTOBuilderName.simpleName()));
955 propertyBuilder.setReturnType(subUnionGenTOBUilders.get(0).build());
956 parentUnionGenTOBuilder.addEqualsIdentity(propertyBuilder);
957 parentUnionGenTOBuilder.addToStringProperty(propertyBuilder);
959 return subUnionGenTOBUilders;
963 * Wraps code which handle case when union subtype is of the type <code>ExtendedType</code>. If TO for this type
964 * already exists it is used for the creation of the property in <code>parentUnionGenTOBuilder</code>. Otherwise
965 * the base type is used for the property creation.
967 * @param parentUnionGenTOBuilder generated TO builder in which new property is created
968 * @param unionSubtype type definition of the <code>ExtendedType</code> type which represents union subtype
969 * @param expressions list of strings with the regular expressions
970 * @param parentNode parent Schema Node for Extended Subtype
972 private void resolveExtendedSubtypeAsUnion(final GeneratedTOBuilder parentUnionGenTOBuilder,
973 final TypeDefinition<?> unionSubtype, final Map<String, String> expressions, final SchemaNode parentNode) {
974 final String unionTypeName = unionSubtype.getQName().getLocalName();
975 final Type genTO = findGenTO(unionTypeName, unionSubtype);
977 updateUnionTypeAsProperty(parentUnionGenTOBuilder, genTO, genTO.getName());
981 final TypeDefinition<?> baseType = baseTypeDefForExtendedType(unionSubtype);
982 if (unionTypeName.equals(baseType.getQName().getLocalName())) {
983 final Type javaType = BaseYangTypes.BASE_YANG_TYPES_PROVIDER.javaTypeForSchemaDefinitionType(baseType,
984 parentNode, BindingGeneratorUtil.getRestrictions(unionSubtype));
985 if (javaType != null) {
986 updateUnionTypeAsProperty(parentUnionGenTOBuilder, javaType, unionTypeName);
988 } else if (baseType instanceof LeafrefTypeDefinition) {
989 final Type javaType = javaTypeForSchemaDefinitionType(baseType, parentNode);
990 boolean typeExist = false;
991 for (GeneratedPropertyBuilder generatedPropertyBuilder : parentUnionGenTOBuilder.getProperties()) {
992 final Type origType = ((GeneratedPropertyBuilderImpl) generatedPropertyBuilder).getReturnType();
993 if (origType != null && javaType != null && javaType == origType) {
998 if (!typeExist && javaType != null) {
999 updateUnionTypeAsProperty(parentUnionGenTOBuilder, javaType,
1000 javaType.getName() + parentUnionGenTOBuilder.getName() + "Value");
1003 if (baseType instanceof StringTypeDefinition) {
1004 expressions.putAll(resolveRegExpressionsFromTypedef(unionSubtype));
1009 * Searches for generated TO for <code>searchedTypeDef</code> type definition
1010 * in {@link #genTypeDefsContextMap genTypeDefsContextMap}.
1012 * @param searchedTypeName string with name of <code>searchedTypeDef</code>
1013 * @return generated TO for <code>searchedTypeDef</code> or <code>null</code> it it doesn't exist
1015 private Type findGenTO(final String searchedTypeName, final SchemaNode parentNode) {
1016 final Module typeModule = findParentModule(schemaContext, parentNode);
1017 if (typeModule != null && typeModule.getName() != null) {
1018 final Map<Optional<Revision>, Map<String, Type>> modulesByDate = genTypeDefsContextMap.get(
1019 typeModule.getName());
1020 final Map<String, Type> genTOs = modulesByDate.get(typeModule.getRevision());
1021 if (genTOs != null) {
1022 return genTOs.get(searchedTypeName);
1029 * Stores generated TO created from <code>genTOBuilder</code> for <code>newTypeDef</code>
1030 * to {@link #genTypeDefsContextMap genTypeDefsContextMap} if the module for <code>newTypeDef</code> exists.
1032 * @param newTypeDef type definition for which is <code>genTOBuilder</code> created
1033 * @param genTOBuilder generated TO builder which is converted to generated TO and stored
1035 private void storeGenTO(final TypeDefinition<?> newTypeDef, final GeneratedTOBuilder genTOBuilder,
1036 final SchemaNode parentNode) {
1037 if (!(newTypeDef instanceof UnionTypeDefinition)) {
1038 final Module parentModule = findParentModule(schemaContext, parentNode);
1039 if (parentModule != null && parentModule.getName() != null) {
1040 final Map<Optional<Revision>, Map<String, Type>> modulesByDate = genTypeDefsContextMap.get(
1041 parentModule.getName());
1042 final Map<String, Type> genTOsMap = modulesByDate.get(parentModule.getRevision());
1043 genTOsMap.put(newTypeDef.getQName().getLocalName(), genTOBuilder.build());
1049 * Adds a new property with the name <code>propertyName</code> and with type <code>type</code>
1050 * to <code>unonGenTransObject</code>.
1052 * @param unionGenTransObject generated TO to which should be property added
1053 * @param type JAVA <code>type</code> of the property which should be added to <code>unionGentransObject</code>
1054 * @param propertyName string with name of property which should be added to <code>unionGentransObject</code>
1056 private static void updateUnionTypeAsProperty(final GeneratedTOBuilder unionGenTransObject, final Type type,
1057 final String propertyName) {
1058 if (unionGenTransObject != null && type != null && !unionGenTransObject.containsProperty(propertyName)) {
1059 final GeneratedPropertyBuilder propBuilder = unionGenTransObject
1060 .addProperty(BindingMapping.getPropertyName(propertyName));
1061 propBuilder.setReturnType(type);
1063 unionGenTransObject.addEqualsIdentity(propBuilder);
1064 unionGenTransObject.addHashIdentity(propBuilder);
1065 unionGenTransObject.addToStringProperty(propBuilder);
1070 * Converts <code>typedef</code> to the generated TO builder.
1072 * @param basePackageName string with name of package to which the module belongs
1073 * @param typedef type definition from which is the generated TO builder created
1074 * @return generated TO builder which contains data from <code>typedef</code> and <code>basePackageName</code>
1076 private GeneratedTOBuilder typedefToTransferObject(final String basePackageName,
1077 final TypeDefinition<?> typedef, final String moduleName) {
1078 JavaTypeName name = renames.get(typedef);
1080 name = JavaTypeName.create(
1081 BindingGeneratorUtil.packageNameForGeneratedType(basePackageName, typedef.getPath()),
1082 BindingMapping.getClassName(typedef.getQName().getLocalName()));
1085 final GeneratedTOBuilder newType = newGeneratedTOBuilder(name);
1086 newType.setSchemaPath(typedef.getPath());
1087 newType.setModuleName(moduleName);
1088 addCodegenInformation(newType, typedef);
1093 * Converts <code>typeDef</code> which should be of the type <code>BitsTypeDefinition</code>
1094 * to <code>GeneratedTOBuilder</code>. All the bits of the typeDef are added to returning generated TO as
1097 * @param typeName new type identifier
1098 * @param typeDef type definition from which is the generated TO builder created
1099 * @return generated TO builder which represents <code>typeDef</code>
1100 * @throws IllegalArgumentException
1102 * <li>if <code>typeDef</code> equals null</li>
1103 * <li>if <code>basePackageName</code> equals null</li>
1106 public GeneratedTOBuilder provideGeneratedTOBuilderForBitsTypeDefinition(final JavaTypeName typeName,
1107 final BitsTypeDefinition typeDef, final String moduleName) {
1108 final GeneratedTOBuilder genTOBuilder = newGeneratedTOBuilder(typeName);
1109 genTOBuilder.setSchemaPath(typeDef.getPath());
1110 genTOBuilder.setModuleName(moduleName);
1111 genTOBuilder.setBaseType(typeDef);
1112 genTOBuilder.addImplementsType(TYPE_OBJECT);
1113 addCodegenInformation(genTOBuilder, typeDef);
1115 final List<Bit> bitList = typeDef.getBits();
1116 GeneratedPropertyBuilder genPropertyBuilder;
1117 for (Bit bit : bitList) {
1118 final String name = bit.getName();
1119 genPropertyBuilder = genTOBuilder.addProperty(BindingMapping.getPropertyName(name));
1120 genPropertyBuilder.setReadOnly(true);
1121 genPropertyBuilder.setReturnType(BaseYangTypes.BOOLEAN_TYPE);
1123 genTOBuilder.addEqualsIdentity(genPropertyBuilder);
1124 genTOBuilder.addHashIdentity(genPropertyBuilder);
1125 genTOBuilder.addToStringProperty(genPropertyBuilder);
1128 return genTOBuilder;
1132 * Adds to the <code>genTOBuilder</code> the constant which contains regular expressions from
1133 * the <code>regularExpressions</code>.
1135 * @param genTOBuilder generated TO builder to which are <code>regular expressions</code> added
1136 * @param expressions list of string which represent regular expressions
1138 private static void addStringRegExAsConstant(final GeneratedTOBuilder genTOBuilder,
1139 final Map<String, String> expressions) {
1140 if (!expressions.isEmpty()) {
1141 genTOBuilder.addConstant(Types.listTypeFor(BaseYangTypes.STRING_TYPE), TypeConstants.PATTERN_CONSTANT_NAME,
1142 ImmutableMap.copyOf(expressions));
1147 * Creates generated TO with data about inner extended type <code>innerExtendedType</code>, about the package name
1148 * <code>typedefName</code> and about the generated TO name <code>typedefName</code>.
1151 * It is assumed that <code>innerExtendedType</code> is already present in
1152 * {@link AbstractTypeProvider#genTypeDefsContextMap genTypeDefsContextMap} to be possible set it as extended type
1153 * for the returning generated TO.
1155 * @param typedef Type Definition
1156 * @param innerExtendedType extended type which is part of some other extended type
1157 * @param basePackageName string with the package name of the module
1158 * @param moduleName Module Name
1159 * @return generated TO which extends generated TO for <code>innerExtendedType</code>
1160 * @throws IllegalArgumentException
1162 * <li>if <code>extendedType</code> equals null</li>
1163 * <li>if <code>basePackageName</code> equals null</li>
1164 * <li>if <code>typedefName</code> equals null</li>
1167 private GeneratedTransferObject provideGeneratedTOFromExtendedType(final TypeDefinition<?> typedef,
1168 final TypeDefinition<?> innerExtendedType, final String basePackageName, final String moduleName) {
1169 Preconditions.checkArgument(innerExtendedType != null, "Extended type cannot be NULL!");
1170 Preconditions.checkArgument(basePackageName != null, "String with base package name cannot be NULL!");
1172 final GeneratedTOBuilder genTOBuilder = newGeneratedTOBuilder(JavaTypeName.create(basePackageName,
1173 BindingMapping.getClassName(typedef.getQName())));
1174 genTOBuilder.setSchemaPath(typedef.getPath());
1175 genTOBuilder.setModuleName(moduleName);
1176 genTOBuilder.setTypedef(true);
1177 addCodegenInformation(genTOBuilder, typedef);
1179 final Restrictions r = BindingGeneratorUtil.getRestrictions(typedef);
1180 genTOBuilder.setRestrictions(r);
1181 addStringRegExAsConstant(genTOBuilder, resolveRegExpressionsFromTypedef(typedef));
1183 if (typedef.getStatus() == Status.DEPRECATED) {
1184 genTOBuilder.addAnnotation("java.lang", "Deprecated");
1187 if (baseTypeDefForExtendedType(innerExtendedType) instanceof UnionTypeDefinition) {
1188 genTOBuilder.setIsUnion(true);
1191 Map<Optional<Revision>, Map<String, Type>> modulesByDate = null;
1192 Map<String, Type> typeMap = null;
1193 final Module parentModule = findParentModule(schemaContext, innerExtendedType);
1194 if (parentModule != null) {
1195 modulesByDate = genTypeDefsContextMap.get(parentModule.getName());
1196 typeMap = modulesByDate.get(parentModule.getRevision());
1199 if (typeMap != null) {
1200 final String innerTypeDef = innerExtendedType.getQName().getLocalName();
1201 final Type type = typeMap.get(innerTypeDef);
1202 if (type instanceof GeneratedTransferObject) {
1203 genTOBuilder.setExtendsType((GeneratedTransferObject) type);
1206 addUnitsToGenTO(genTOBuilder, typedef.getUnits().orElse(null));
1207 makeSerializable(genTOBuilder);
1209 return genTOBuilder.build();
1213 * Add {@link java.io.Serializable} to implemented interfaces of this TO. Also compute and add serialVersionUID
1216 * @param gto transfer object which needs to be made serializable
1218 private static void makeSerializable(final GeneratedTOBuilder gto) {
1219 gto.addImplementsType(Types.serializableType());
1220 final GeneratedPropertyBuilder prop = new GeneratedPropertyBuilderImpl("serialVersionUID");
1221 prop.setValue(Long.toString(BindingGeneratorUtil.computeDefaultSUID(gto)));
1226 * Finds out for each type definition how many immersion (depth) is necessary to get to the base type. Every type
1227 * definition is inserted to the map which key is depth and value is list of type definitions with equal depth.
1228 * In next step are lists from this map concatenated to one list in ascending order according to their depth. All
1229 * type definitions are in the list behind all type definitions on which depends.
1231 * @param unsortedTypeDefinitions list of type definitions which should be sorted by depth
1232 * @return list of type definitions sorted according their each other dependencies (type definitions which are
1233 * dependent on other type definitions are in list behind them).
1235 private static List<TypeDefinition<?>> sortTypeDefinitionAccordingDepth(
1236 final Collection<TypeDefinition<?>> unsortedTypeDefinitions) {
1237 final List<TypeDefinition<?>> sortedTypeDefinition = new ArrayList<>();
1239 final Map<Integer, List<TypeDefinition<?>>> typeDefinitionsDepths = new TreeMap<>();
1240 for (TypeDefinition<?> unsortedTypeDefinition : unsortedTypeDefinitions) {
1241 final Integer depth = getTypeDefinitionDepth(unsortedTypeDefinition);
1242 List<TypeDefinition<?>> typeDefinitionsConcreteDepth =
1243 typeDefinitionsDepths.computeIfAbsent(depth, k -> new ArrayList<>());
1244 typeDefinitionsConcreteDepth.add(unsortedTypeDefinition);
1247 // SortedMap guarantees order corresponding to keys in ascending order
1248 for (List<TypeDefinition<?>> v : typeDefinitionsDepths.values()) {
1249 sortedTypeDefinition.addAll(v);
1252 return sortedTypeDefinition;
1256 * Returns how many immersion is necessary to get from the type definition to the base type.
1258 * @param typeDefinition type definition for which is depth sought.
1259 * @return number of immersions which are necessary to get from the type definition to the base type
1261 private static int getTypeDefinitionDepth(final TypeDefinition<?> typeDefinition) {
1262 // FIXME: rewrite this in a non-recursive manner
1263 if (typeDefinition == null) {
1266 final TypeDefinition<?> baseType = typeDefinition.getBaseType();
1267 if (baseType == null) {
1272 if (baseType.getBaseType() != null) {
1273 depth = depth + getTypeDefinitionDepth(baseType);
1274 } else if (baseType instanceof UnionTypeDefinition) {
1275 final List<TypeDefinition<?>> childTypeDefinitions = ((UnionTypeDefinition) baseType).getTypes();
1276 int maxChildDepth = 0;
1278 for (TypeDefinition<?> childTypeDefinition : childTypeDefinitions) {
1279 childDepth = childDepth + getTypeDefinitionDepth(childTypeDefinition);
1280 if (childDepth > maxChildDepth) {
1281 maxChildDepth = childDepth;
1284 return maxChildDepth;
1290 * Returns string which contains the same value as <code>name</code> but integer suffix is incremented by one. If
1291 * <code>name</code> contains no number suffix, a new suffix initialized at 1 is added. A suffix is actually
1292 * composed of a '$' marker, which is safe, as no YANG identifier can contain '$', and a unsigned decimal integer.
1294 * @param name string with name of augmented node
1295 * @return string with the number suffix incremented by one (or 1 is added)
1297 private static String provideAvailableNameForGenTOBuilder(final String name) {
1298 final int dollar = name.indexOf('$');
1303 final int newSuffix = Integer.parseUnsignedInt(name.substring(dollar + 1)) + 1;
1304 Preconditions.checkState(newSuffix > 0, "Suffix counter overflow");
1305 return name.substring(0, dollar + 1) + newSuffix;
1308 public static void addUnitsToGenTO(final GeneratedTOBuilder to, final String units) {
1309 if (!Strings.isNullOrEmpty(units)) {
1310 to.addConstant(Types.STRING, "_UNITS", "\"" + units + "\"");
1311 final GeneratedPropertyBuilder prop = new GeneratedPropertyBuilderImpl("UNITS");
1312 prop.setReturnType(Types.STRING);
1313 to.addToStringProperty(prop);
1318 public String getTypeDefaultConstruction(final LeafSchemaNode node) {
1319 return getTypeDefaultConstruction(node, (String) node.getType().getDefaultValue().orElse(null));
1322 public String getTypeDefaultConstruction(final LeafSchemaNode node, final String defaultValue) {
1323 final TypeDefinition<?> type = CompatUtils.compatLeafType(node);
1324 final QName typeQName = type.getQName();
1325 final TypeDefinition<?> base = baseTypeDefForExtendedType(type);
1326 requireNonNull(type, () -> "Cannot provide default construction for null type of " + node);
1327 requireNonNull(defaultValue, () -> "Cannot provide default construction for null default statement of "
1330 final StringBuilder sb = new StringBuilder();
1331 String result = null;
1332 if (base instanceof BinaryTypeDefinition) {
1333 result = binaryToDef(defaultValue);
1334 } else if (base instanceof BitsTypeDefinition) {
1337 final Module parent = getParentModule(node);
1338 final Iterator<QName> path = node.getPath().getPathFromRoot().iterator();
1340 if (!path.hasNext()) {
1341 parentName = BindingMapping.getClassName(parent.getName()) + "Data";
1342 final String basePackageName = BindingMapping.getRootPackageName(parent.getQNameModule());
1343 className = basePackageName + "." + parentName + "." + BindingMapping.getClassName(node.getQName());
1345 final String basePackageName = BindingMapping.getRootPackageName(parent.getQNameModule());
1346 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1348 parentName = BindingMapping.getClassName(parent.getName());
1349 className = packageName + "." + parentName + "." + BindingMapping.getClassName(node.getQName());
1351 result = bitsToDef((BitsTypeDefinition) base, className, defaultValue, type.getBaseType() != null);
1352 } else if (base instanceof BooleanTypeDefinition) {
1353 result = typeToBooleanDef(defaultValue);
1354 } else if (base instanceof DecimalTypeDefinition) {
1355 result = typeToDef(BigDecimal.class, defaultValue);
1356 } else if (base instanceof EmptyTypeDefinition) {
1357 result = typeToBooleanDef(defaultValue);
1358 } else if (base instanceof EnumTypeDefinition) {
1359 final char[] defValArray = defaultValue.toCharArray();
1360 final char first = Character.toUpperCase(defaultValue.charAt(0));
1361 defValArray[0] = first;
1362 final String newDefVal = new String(defValArray);
1364 if (type.getBaseType() != null) {
1365 final Module m = getParentModule(type);
1366 final String basePackageName = BindingMapping.getRootPackageName(m.getQNameModule());
1367 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1369 className = packageName + "." + BindingMapping.getClassName(typeQName);
1371 final Module parentModule = getParentModule(node);
1372 final String basePackageName = BindingMapping.getRootPackageName(parentModule.getQNameModule());
1373 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1375 className = packageName + "." + BindingMapping.getClassName(node.getQName());
1377 result = className + "." + newDefVal;
1378 } else if (base instanceof IdentityrefTypeDefinition) {
1379 throw new UnsupportedOperationException("Cannot get default construction for identityref type");
1380 } else if (base instanceof InstanceIdentifierTypeDefinition) {
1381 throw new UnsupportedOperationException("Cannot get default construction for instance-identifier type");
1382 } else if (BaseTypes.isInt8(base)) {
1383 result = typeToValueOfDef(Byte.class, defaultValue);
1384 } else if (BaseTypes.isInt16(base)) {
1385 result = typeToValueOfDef(Short.class, defaultValue);
1386 } else if (BaseTypes.isInt32(base)) {
1387 result = typeToValueOfDef(Integer.class, defaultValue);
1388 } else if (BaseTypes.isInt64(base)) {
1389 result = typeToValueOfDef(Long.class, defaultValue);
1390 } else if (base instanceof LeafrefTypeDefinition) {
1391 result = leafrefToDef(node, (LeafrefTypeDefinition) base, defaultValue);
1392 } else if (base instanceof StringTypeDefinition) {
1393 result = "\"" + defaultValue + "\"";
1394 } else if (BaseTypes.isUint8(base)) {
1395 result = typeToValueOfDef(Short.class, defaultValue);
1396 } else if (BaseTypes.isUint16(base)) {
1397 result = typeToValueOfDef(Integer.class, defaultValue);
1398 } else if (BaseTypes.isUint32(base)) {
1399 result = typeToValueOfDef(Long.class, defaultValue);
1400 } else if (BaseTypes.isUint64(base)) {
1401 switch (defaultValue) {
1403 result = "java.math.BigInteger.ZERO";
1406 result = "java.math.BigInteger.ONE";
1409 result = "java.math.BigInteger.TEN";
1412 result = typeToDef(BigInteger.class, defaultValue);
1414 } else if (base instanceof UnionTypeDefinition) {
1415 result = unionToDef(node);
1421 if (type.getBaseType() != null && !(base instanceof LeafrefTypeDefinition)
1422 && !(base instanceof EnumTypeDefinition) && !(base instanceof UnionTypeDefinition)) {
1423 final Module m = getParentModule(type);
1424 final String basePackageName = BindingMapping.getRootPackageName(m.getQNameModule());
1425 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1427 final String className = packageName + "." + BindingMapping.getClassName(typeQName);
1428 sb.insert(0, "new " + className + "(");
1429 sb.insert(sb.length(), ')');
1432 return sb.toString();
1435 private static String typeToDef(final Class<?> clazz, final String defaultValue) {
1436 return "new " + clazz.getName() + "(\"" + defaultValue + "\")";
1439 private static String typeToValueOfDef(final Class<?> clazz, final String defaultValue) {
1440 return clazz.getName() + ".valueOf(\"" + defaultValue + "\")";
1443 private static String typeToBooleanDef(final String defaultValue) {
1444 switch (defaultValue) {
1446 return "java.lang.Boolean.FALSE";
1448 return "java.lang.Boolean.TRUE";
1450 return typeToValueOfDef(Boolean.class, defaultValue);
1454 private static String binaryToDef(final String defaultValue) {
1455 final StringBuilder sb = new StringBuilder();
1456 final byte[] encoded = Base64.getDecoder().decode(defaultValue);
1457 sb.append("new byte[] {");
1458 for (int i = 0; i < encoded.length; i++) {
1459 sb.append(encoded[i]);
1460 if (i != encoded.length - 1) {
1465 return sb.toString();
1468 private static final Comparator<Bit> BIT_NAME_COMPARATOR = Comparator.comparing(Bit::getName);
1470 private static String bitsToDef(final BitsTypeDefinition type, final String className, final String defaultValue,
1471 final boolean isExt) {
1472 final List<Bit> bits = new ArrayList<>(type.getBits());
1473 bits.sort(BIT_NAME_COMPARATOR);
1474 final StringBuilder sb = new StringBuilder();
1477 sb.append(className);
1480 for (int i = 0; i < bits.size(); i++) {
1481 if (bits.get(i).getName().equals(defaultValue)) {
1486 if (i != bits.size() - 1) {
1493 return sb.toString();
1496 private Module getParentModule(final SchemaNode node) {
1497 final QName qname = node.getPath().getPathFromRoot().iterator().next();
1498 return schemaContext.findModule(qname.getModule()).orElse(null);
1501 private String leafrefToDef(final LeafSchemaNode parentNode, final LeafrefTypeDefinition leafrefType,
1502 final String defaultValue) {
1503 Preconditions.checkArgument(leafrefType != null, "Leafref Type Definition reference cannot be NULL!");
1504 Preconditions.checkArgument(leafrefType.getPathStatement() != null,
1505 "The Path Statement for Leafref Type Definition cannot be NULL!");
1507 final RevisionAwareXPath xpath = leafrefType.getPathStatement();
1508 final String strXPath = xpath.toString();
1510 if (strXPath != null) {
1511 if (strXPath.indexOf('[') == -1) {
1512 final Module module = findParentModule(schemaContext, parentNode);
1513 if (module != null) {
1514 final SchemaNode dataNode;
1515 if (xpath.isAbsolute()) {
1516 dataNode = findDataSchemaNode(schemaContext, module, xpath);
1518 dataNode = findDataSchemaNodeForRelativeXPath(schemaContext, module, parentNode, xpath);
1520 final String result = getTypeDefaultConstruction((LeafSchemaNode) dataNode, defaultValue);
1524 return "new java.lang.Object()";
1531 private String unionToDef(final LeafSchemaNode node) {
1532 final TypeDefinition<?> type = CompatUtils.compatLeafType(node);
1536 if (type.getBaseType() != null) {
1537 final QName typeQName = type.getQName();
1538 Module module = null;
1539 final Set<Module> modules = schemaContext.findModules(typeQName.getNamespace());
1540 if (modules.size() > 1) {
1541 for (Module m : modules) {
1542 if (m.getRevision().equals(typeQName.getRevision())) {
1547 if (module == null) {
1548 final List<Module> modulesList = new ArrayList<>(modules);
1549 modulesList.sort((o1, o2) -> Revision.compare(o1.getRevision(), o2.getRevision()));
1550 module = modulesList.get(0);
1553 module = modules.iterator().next();
1556 final String basePackageName = BindingMapping.getRootPackageName(module.getQNameModule());
1557 className = basePackageName + "." + BindingMapping.getClassName(typeQName);
1559 final Iterator<QName> path = node.getPath().getPathFromRoot().iterator();
1560 final QName first = path.next();
1561 final Module parent = schemaContext.findModule(first.getModule()).orElse(null);
1562 final String basePackageName = BindingMapping.getRootPackageName(parent.getQNameModule());
1563 if (!path.hasNext()) {
1564 parentName = BindingMapping.getClassName(parent.getName()) + "Data";
1565 className = basePackageName + "." + parentName + "." + BindingMapping.getClassName(node.getQName());
1567 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1569 className = packageName + "." + BindingMapping.getClassName(node.getQName());
1572 return union(className, (String) node.getType().getDefaultValue().orElse(null), node);
1575 private static String union(final String className, final String defaultValue, final LeafSchemaNode node) {
1576 final StringBuilder sb = new StringBuilder();
1578 sb.append(className);
1580 sb.append(defaultValue);
1581 sb.append("\".toCharArray())");
1582 return sb.toString();
1586 public String getConstructorPropertyName(final SchemaNode node) {
1587 return node instanceof TypeDefinition<?> ? "value" : "";
1591 public String getParamNameFromType(final TypeDefinition<?> type) {
1592 return BindingMapping.getPropertyName(type.getQName().getLocalName());