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.findDataSchemaNodeForRelativeXPath;
13 import static org.opendaylight.yangtools.yang.model.util.SchemaContextUtil.findDataTreeSchemaNode;
14 import static org.opendaylight.yangtools.yang.model.util.SchemaContextUtil.findParentModule;
16 import com.google.common.annotations.Beta;
17 import com.google.common.annotations.VisibleForTesting;
18 import com.google.common.base.Preconditions;
19 import com.google.common.base.Strings;
20 import com.google.common.collect.ImmutableMap;
21 import java.math.BigDecimal;
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.generator.util.BaseYangTypesProvider;
38 import org.opendaylight.mdsal.binding.model.api.AccessModifier;
39 import org.opendaylight.mdsal.binding.model.api.ConcreteType;
40 import org.opendaylight.mdsal.binding.model.api.Enumeration;
41 import org.opendaylight.mdsal.binding.model.api.GeneratedProperty;
42 import org.opendaylight.mdsal.binding.model.api.GeneratedTransferObject;
43 import org.opendaylight.mdsal.binding.model.api.JavaTypeName;
44 import org.opendaylight.mdsal.binding.model.api.Restrictions;
45 import org.opendaylight.mdsal.binding.model.api.Type;
46 import org.opendaylight.mdsal.binding.model.api.type.builder.EnumBuilder;
47 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedPropertyBuilder;
48 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTOBuilder;
49 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilder;
50 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilderBase;
51 import org.opendaylight.mdsal.binding.model.api.type.builder.MethodSignatureBuilder;
52 import org.opendaylight.mdsal.binding.model.util.BaseYangTypes;
53 import org.opendaylight.mdsal.binding.model.util.BindingGeneratorUtil;
54 import org.opendaylight.mdsal.binding.model.util.BindingTypes;
55 import org.opendaylight.mdsal.binding.model.util.TypeConstants;
56 import org.opendaylight.mdsal.binding.model.util.Types;
57 import org.opendaylight.mdsal.binding.model.util.generated.type.builder.AbstractEnumerationBuilder;
58 import org.opendaylight.mdsal.binding.model.util.generated.type.builder.GeneratedPropertyBuilderImpl;
59 import org.opendaylight.mdsal.binding.spec.naming.BindingMapping;
60 import org.opendaylight.yangtools.yang.common.QName;
61 import org.opendaylight.yangtools.yang.common.Revision;
62 import org.opendaylight.yangtools.yang.common.Uint16;
63 import org.opendaylight.yangtools.yang.common.Uint32;
64 import org.opendaylight.yangtools.yang.common.Uint64;
65 import org.opendaylight.yangtools.yang.common.Uint8;
66 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
67 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
68 import org.opendaylight.yangtools.yang.model.api.IdentitySchemaNode;
69 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
70 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
71 import org.opendaylight.yangtools.yang.model.api.Module;
72 import org.opendaylight.yangtools.yang.model.api.PathExpression;
73 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
74 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
75 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
76 import org.opendaylight.yangtools.yang.model.api.Status;
77 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
78 import org.opendaylight.yangtools.yang.model.api.type.BinaryTypeDefinition;
79 import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition;
80 import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition.Bit;
81 import org.opendaylight.yangtools.yang.model.api.type.BooleanTypeDefinition;
82 import org.opendaylight.yangtools.yang.model.api.type.DecimalTypeDefinition;
83 import org.opendaylight.yangtools.yang.model.api.type.EmptyTypeDefinition;
84 import org.opendaylight.yangtools.yang.model.api.type.EnumTypeDefinition;
85 import org.opendaylight.yangtools.yang.model.api.type.IdentityrefTypeDefinition;
86 import org.opendaylight.yangtools.yang.model.api.type.InstanceIdentifierTypeDefinition;
87 import org.opendaylight.yangtools.yang.model.api.type.LeafrefTypeDefinition;
88 import org.opendaylight.yangtools.yang.model.api.type.PatternConstraint;
89 import org.opendaylight.yangtools.yang.model.api.type.StringTypeDefinition;
90 import org.opendaylight.yangtools.yang.model.api.type.UnionTypeDefinition;
91 import org.opendaylight.yangtools.yang.model.util.ModuleDependencySort;
92 import org.opendaylight.yangtools.yang.model.util.PathExpressionImpl;
93 import org.opendaylight.yangtools.yang.model.util.SchemaContextUtil;
94 import org.opendaylight.yangtools.yang.model.util.type.BaseTypes;
95 import org.opendaylight.yangtools.yang.model.util.type.CompatUtils;
96 import org.slf4j.Logger;
97 import org.slf4j.LoggerFactory;
100 public abstract class AbstractTypeProvider implements TypeProvider {
101 private static final Logger LOG = LoggerFactory.getLogger(AbstractTypeProvider.class);
102 private static final Pattern GROUPS_PATTERN = Pattern.compile("\\[(.*?)\\]");
104 // Backwards compatibility: Union types used to be instantiated in YANG namespace, which is no longer
105 // the case, as unions are emitted to their correct schema path.
106 private static final SchemaPath UNION_PATH = SchemaPath.create(true,
107 org.opendaylight.yangtools.yang.model.util.BaseTypes.UNION_QNAME);
110 * Contains the schema data red from YANG files.
112 private final SchemaContext schemaContext;
114 private final Map<String, Map<Optional<Revision>, Map<String, Type>>> genTypeDefsContextMap = new HashMap<>();
117 * The map which maps schema paths to JAVA <code>Type</code>.
119 private final Map<SchemaPath, Type> referencedTypes = new HashMap<>();
120 private final Map<Module, Set<Type>> additionalTypes = new HashMap<>();
121 private final Map<SchemaNode, JavaTypeName> renames;
124 * Creates new instance of class <code>TypeProviderImpl</code>.
126 * @param schemaContext contains the schema data red from YANG files
127 * @param renames renaming table
128 * @throws IllegalArgumentException if <code>schemaContext</code> equal null.
130 AbstractTypeProvider(final SchemaContext schemaContext, final Map<SchemaNode, JavaTypeName> renames) {
131 Preconditions.checkArgument(schemaContext != null, "Schema Context cannot be null!");
132 this.schemaContext = schemaContext;
133 this.renames = requireNonNull(renames);
134 resolveTypeDefsFromContext();
138 * Puts <code>refType</code> to map with key <code>refTypePath</code>.
140 * @param refTypePath schema path used as the map key
141 * @param refType type which represents the map value
142 * @throws IllegalArgumentException
144 * <li>if <code>refTypePath</code> equal null</li>
145 * <li>if <code>refType</code> equal null</li>
149 public void putReferencedType(final SchemaPath refTypePath, final Type refType) {
150 Preconditions.checkArgument(refTypePath != null,
151 "Path reference of Enumeration Type Definition cannot be NULL!");
152 Preconditions.checkArgument(refType != null, "Reference to Enumeration Type cannot be NULL!");
153 referencedTypes.put(refTypePath, refType);
156 public Map<Module, Set<Type>> getAdditionalTypes() {
157 return additionalTypes;
161 public Type javaTypeForSchemaDefinitionType(final TypeDefinition<?> typeDefinition, final SchemaNode parentNode,
162 final boolean lenientRelativeLeafrefs) {
163 return javaTypeForSchemaDefinitionType(typeDefinition, parentNode, null, lenientRelativeLeafrefs);
167 * Converts schema definition type <code>typeDefinition</code> to JAVA <code>Type</code>.
169 * @param typeDefinition type definition which is converted to JAVA type
170 * @throws IllegalArgumentException
172 * <li>if <code>typeDefinition</code> equal null</li>
173 * <li>if Qname of <code>typeDefinition</code> equal null</li>
174 * <li>if name of <code>typeDefinition</code> equal null</li>
178 public Type javaTypeForSchemaDefinitionType(final TypeDefinition<?> typeDefinition, final SchemaNode parentNode,
179 final Restrictions restrictions, final boolean lenientRelativeLeafrefs) {
180 Preconditions.checkArgument(typeDefinition != null, "Type Definition cannot be NULL!");
181 Preconditions.checkArgument(typeDefinition.getQName() != null,
182 "Type Definition cannot have non specified QName (QName cannot be NULL!)");
183 final String typedefName = typeDefinition.getQName().getLocalName();
184 Preconditions.checkArgument(typedefName != null, "Type Definitions Local Name cannot be NULL!");
186 // Deal with base types
187 if (typeDefinition.getBaseType() == null) {
188 // We have to deal with differing handling of decimal64. The old parser used a fixed Decimal64 type
189 // and generated an enclosing ExtendedType to hold any range constraints. The new parser instantiates
190 // a base type which holds these constraints.
191 if (typeDefinition instanceof DecimalTypeDefinition) {
192 final Type ret = BaseYangTypesProvider.INSTANCE.javaTypeForSchemaDefinitionType(typeDefinition,
193 parentNode, restrictions, lenientRelativeLeafrefs);
199 // Deal with leafrefs/identityrefs
200 Type ret = javaTypeForLeafrefOrIdentityRef(typeDefinition, parentNode, lenientRelativeLeafrefs);
205 // FIXME: it looks as though we could be using the same codepath as above...
206 ret = BaseYangTypes.javaTypeForYangType(typeDefinition.getQName().getLocalName());
208 LOG.debug("Failed to resolve Java type for {}", typeDefinition);
214 Type returnType = javaTypeForExtendedType(typeDefinition, lenientRelativeLeafrefs);
215 if (restrictions != null && returnType instanceof GeneratedTransferObject) {
216 final GeneratedTransferObject gto = (GeneratedTransferObject) returnType;
217 final Module module = findParentModule(schemaContext, parentNode);
218 final String basePackageName = BindingMapping.getRootPackageName(module.getQNameModule());
219 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
220 typeDefinition.getPath());
221 final String genTOName = BindingMapping.getClassName(typedefName);
222 final String name = packageName + "." + genTOName;
223 if (!returnType.getFullyQualifiedName().equals(name)) {
224 returnType = shadedTOWithRestrictions(gto, restrictions);
230 public SchemaNode getTargetForLeafref(final LeafrefTypeDefinition leafrefType, final SchemaNode parentNode) {
231 final PathExpression xpath = leafrefType.getPathStatement();
232 Preconditions.checkArgument(xpath != null, "The Path Statement for Leafref Type Definition cannot be NULL!");
234 final Module module = findParentModule(schemaContext, parentNode);
235 Preconditions.checkArgument(module != null, "Failed to find module for parent %s", parentNode);
237 return xpath.isAbsolute() ? findDataTreeSchemaNode(schemaContext, module.getQNameModule(), xpath)
238 : findDataSchemaNodeForRelativeXPath(schemaContext, module, parentNode, xpath);
241 private GeneratedTransferObject shadedTOWithRestrictions(final GeneratedTransferObject gto,
242 final Restrictions restrictions) {
243 final GeneratedTOBuilder gtob = newGeneratedTOBuilder(gto.getIdentifier());
244 final GeneratedTransferObject parent = gto.getSuperType();
245 if (parent != null) {
246 gtob.setExtendsType(parent);
248 gtob.setRestrictions(restrictions);
249 for (GeneratedProperty gp : gto.getProperties()) {
250 final GeneratedPropertyBuilder gpb = gtob.addProperty(gp.getName());
251 gpb.setValue(gp.getValue());
252 gpb.setReadOnly(gp.isReadOnly());
253 gpb.setAccessModifier(gp.getAccessModifier());
254 gpb.setReturnType(gp.getReturnType());
255 gpb.setFinal(gp.isFinal());
256 gpb.setStatic(gp.isStatic());
261 private boolean isLeafRefSelfReference(final LeafrefTypeDefinition leafref, final SchemaNode parentNode) {
263 * First check if the leafref is an augment. If that is the case, skip it as it will be checked once augments
266 DataNodeContainer current = null;
267 DataSchemaNode dataChildByName;
268 for (QName next : parentNode.getPath().getPathFromRoot()) {
269 if (current == null) {
270 dataChildByName = schemaContext.getDataChildByName(next);
272 dataChildByName = current.getDataChildByName(next);
274 if (dataChildByName == null) {
277 if (dataChildByName.isAugmenting()) {
280 if (dataChildByName instanceof DataNodeContainer) {
281 current = (DataNodeContainer) dataChildByName;
285 // Then try to look up the expression.
286 final PathExpression leafRefXPath = leafref.getPathStatement();
287 final Module parentModule = getParentModule(parentNode);
288 final SchemaNode leafRefValueNode;
289 if (leafRefXPath.isAbsolute()) {
290 leafRefValueNode = SchemaContextUtil.findDataTreeSchemaNode(schemaContext, parentModule.getQNameModule(),
293 leafRefValueNode = SchemaContextUtil.findDataSchemaNodeForRelativeXPath(schemaContext, parentModule,
294 parentNode, new PathExpressionImpl(
295 GROUPS_PATTERN.matcher(leafRefXPath.getOriginalString()).replaceAll(""), false));
298 return leafRefValueNode != null && leafRefValueNode.equals(parentNode);
302 * Returns JAVA <code>Type</code> for instances of the type <code>LeafrefTypeDefinition</code> or
303 * <code>IdentityrefTypeDefinition</code>.
305 * @param typeDefinition type definition which is converted to JAVA <code>Type</code>
306 * @return JAVA <code>Type</code> instance for <code>typeDefinition</code>
308 private Type javaTypeForLeafrefOrIdentityRef(final TypeDefinition<?> typeDefinition, final SchemaNode parentNode,
309 final boolean inGrouping) {
310 if (typeDefinition instanceof LeafrefTypeDefinition) {
311 final LeafrefTypeDefinition leafref = (LeafrefTypeDefinition) typeDefinition;
312 Preconditions.checkArgument(!isLeafRefSelfReference(leafref, parentNode),
313 "Leafref %s is referencing itself, incoming StackOverFlowError detected.", leafref);
314 return provideTypeForLeafref(leafref, parentNode, inGrouping);
315 } else if (typeDefinition instanceof IdentityrefTypeDefinition) {
316 return provideTypeForIdentityref((IdentityrefTypeDefinition) typeDefinition);
323 * Returns JAVA <code>Type</code> for instances of the type <code>ExtendedType</code>.
325 * @param typeDefinition type definition which is converted to JAVA <code>Type</code>
326 * @return JAVA <code>Type</code> instance for <code>typeDefinition</code>
328 private Type javaTypeForExtendedType(final TypeDefinition<?> typeDefinition, final boolean lenient) {
329 final String typedefName = typeDefinition.getQName().getLocalName();
330 final TypeDefinition<?> baseTypeDef = baseTypeDefForExtendedType(typeDefinition);
331 Type returnType = javaTypeForLeafrefOrIdentityRef(baseTypeDef, typeDefinition, lenient);
332 if (returnType == null) {
333 if (baseTypeDef instanceof EnumTypeDefinition) {
334 final EnumTypeDefinition enumTypeDef = (EnumTypeDefinition) baseTypeDef;
335 returnType = provideTypeForEnum(enumTypeDef, typedefName, typeDefinition);
337 final Module module = findParentModule(schemaContext, typeDefinition);
338 final Restrictions r = BindingGeneratorUtil.getRestrictions(typeDefinition);
339 if (module != null) {
340 final Map<Optional<Revision>, Map<String, Type>> modulesByDate = genTypeDefsContextMap.get(
342 final Map<String, Type> genTOs = modulesByDate.get(module.getRevision());
343 if (genTOs != null) {
344 returnType = genTOs.get(typedefName);
346 if (returnType == null) {
347 returnType = BaseYangTypesProvider.INSTANCE.javaTypeForSchemaDefinitionType(baseTypeDef,
348 typeDefinition, r, lenient);
357 * Seeks for identity reference <code>idref</code> the JAVA <code>type</code>.
361 * If identy which is referenced via <code>idref</code> has name <b>Idn</b>
362 * then returning type is <b>{@code Class<? extends Idn>}</b></i>
364 * @param idref identityref type definition for which JAVA <code>Type</code> is sought
365 * @return JAVA <code>Type</code> of the identity which is referenced through <code>idref</code>
367 private Type provideTypeForIdentityref(final IdentityrefTypeDefinition idref) {
368 final Collection<? extends IdentitySchemaNode> identities = idref.getIdentities();
369 if (identities.size() > 1) {
370 LOG.warn("Identity reference {} has multiple identities, using only the first one", idref);
373 final QName baseIdQName = identities.iterator().next().getQName();
374 final Module module = schemaContext.findModule(baseIdQName.getModule()).orElse(null);
375 IdentitySchemaNode identity = null;
376 for (IdentitySchemaNode id : module.getIdentities()) {
377 if (id.getQName().equals(baseIdQName)) {
381 Preconditions.checkArgument(identity != null, "Target identity '" + baseIdQName + "' do not exist");
383 final String basePackageName = BindingMapping.getRootPackageName(module.getQNameModule());
384 final JavaTypeName identifier = JavaTypeName.create(BindingGeneratorUtil.packageNameForGeneratedType(
385 basePackageName, identity.getPath()), BindingMapping.getClassName(identity.getQName()));
386 return Types.classType(Types.wildcardTypeFor(identifier));
390 * Converts <code>typeDefinition</code> to concrete JAVA <code>Type</code>.
392 * @param typeDefinition
393 * type definition which should be converted to JAVA
395 * @return JAVA <code>Type</code> which represents
396 * <code>typeDefinition</code>
397 * @throws IllegalArgumentException
399 * <li>if <code>typeDefinition</code> equal null</li>
400 * <li>if Q name of <code>typeDefinition</code></li>
401 * <li>if name of <code>typeDefinition</code></li>
404 public Type generatedTypeForExtendedDefinitionType(final TypeDefinition<?> typeDefinition,
405 final SchemaNode parentNode) {
406 Preconditions.checkArgument(typeDefinition != null, "Type Definition cannot be NULL!");
407 if (typeDefinition.getQName() == null) {
408 throw new IllegalArgumentException("Type Definition cannot have unspecified QName (QName cannot be NULL!)");
410 Preconditions.checkArgument(typeDefinition.getQName().getLocalName() != null,
411 "Type Definitions Local Name cannot be NULL!");
413 final TypeDefinition<?> baseTypeDef = baseTypeDefForExtendedType(typeDefinition);
414 if (baseTypeDef instanceof LeafrefTypeDefinition || baseTypeDef instanceof IdentityrefTypeDefinition) {
416 * This is backwards compatibility baggage from way back when. The problem at hand is inconsistency between
417 * the fact that identity is mapped to a Class, which is also returned from leaves which specify it like
430 * This results in getFoo() returning Class<? extends Iden>, which looks fine on the surface, but gets more
431 * dicey when we throw in:
445 * Now we have competing requirements: typedef would like us to use encapsulation to capture the defined
446 * type, while getBar() wants us to retain shape with getFoo(), as it should not matter how the identityref
449 * In this particular case getFoo() won just after the Binding Spec was frozen, hence we do not generate
450 * an encapsulation for identityref typedefs.
452 * In case you are thinking we could get by having foo-ref map to a subclass of Iden, that is not a good
453 * option, as it would look as though it is the product of a different construct:
459 * Leading to a rather nice namespace clash and also slight incompatibility with unknown third-party
460 * sub-identities of iden.
462 * The story behind leafrefs is probably similar, but that needs to be ascertained.
467 final Module module = findParentModule(schemaContext, parentNode);
468 if (module != null) {
469 final Map<Optional<Revision>, Map<String, Type>> modulesByDate = genTypeDefsContextMap.get(
471 final Map<String, Type> genTOs = modulesByDate.get(module.getRevision());
472 if (genTOs != null) {
473 return genTOs.get(typeDefinition.getQName().getLocalName());
480 * Gets base type definition for <code>extendTypeDef</code>. The method is
481 * recursively called until non <code>ExtendedType</code> type is found.
483 * @param extendTypeDef
484 * type definition for which is the base type definition sought
485 * @return type definition which is base type for <code>extendTypeDef</code>
486 * @throws IllegalArgumentException
487 * if <code>extendTypeDef</code> equal null
489 private static TypeDefinition<?> baseTypeDefForExtendedType(final TypeDefinition<?> extendTypeDef) {
490 Preconditions.checkArgument(extendTypeDef != null, "Type Definition reference cannot be NULL!");
492 TypeDefinition<?> ret = extendTypeDef;
493 while (ret.getBaseType() != null) {
494 ret = ret.getBaseType();
501 * Converts <code>leafrefType</code> to JAVA <code>Type</code>. The path of <code>leafrefType</code> is followed
502 * to find referenced node and its <code>Type</code> is returned.
504 * @param leafrefType leafref type definition for which is the type sought
505 * @param parentNode parent node of the leaf being resolved
506 * @param inGrouping true if we are resolving the type within a grouping.
507 * @return JAVA <code>Type</code> of data schema node which is referenced in <code>leafrefType</code>
508 * @throws IllegalArgumentException
510 * <li>if <code>leafrefType</code> equal null</li>
511 * <li>if path statement of <code>leafrefType</code> equal null</li>
515 Type provideTypeForLeafref(final LeafrefTypeDefinition leafrefType, final SchemaNode parentNode,
516 final boolean inGrouping) {
517 Preconditions.checkArgument(leafrefType != null, "Leafref Type Definition reference cannot be NULL!");
519 final PathExpression xpath = leafrefType.getPathStatement();
520 Preconditions.checkArgument(xpath != null, "The Path Statement for Leafref Type Definition cannot be NULL!");
522 final String strXPath = xpath.getOriginalString();
523 if (strXPath.indexOf('[') != -1) {
524 // XXX: why are we special-casing this?
525 return Types.objectType();
528 final Module module = findParentModule(schemaContext, parentNode);
529 Preconditions.checkArgument(module != null, "Failed to find module for parent %s", parentNode);
531 final SchemaNode dataNode;
532 if (xpath.isAbsolute()) {
533 dataNode = findDataTreeSchemaNode(schemaContext, module.getQNameModule(), xpath);
535 dataNode = findDataSchemaNodeForRelativeXPath(schemaContext, module, parentNode, xpath);
536 if (dataNode == null && inGrouping) {
537 // Relative path within a grouping may end up being unresolvable because it may refer outside
538 // the grouping, in which case it is polymorphic based on instantiation, for example:
561 LOG.debug("Leafref type {} not found in parent {}, assuming polymorphic object", leafrefType,
563 return Types.objectType();
566 Preconditions.checkArgument(dataNode != null, "Failed to find leafref target: %s in module %s (%s)",
567 strXPath, this.getParentModule(parentNode).getName(), parentNode.getQName().getModule());
569 // FIXME: this block seems to be some weird magic hack. Analyze and refactor it.
570 Type returnType = null;
571 if (leafContainsEnumDefinition(dataNode)) {
572 returnType = referencedTypes.get(dataNode.getPath());
573 } else if (leafListContainsEnumDefinition(dataNode)) {
574 returnType = Types.listTypeFor(referencedTypes.get(dataNode.getPath()));
576 if (returnType == null) {
577 returnType = resolveTypeFromDataSchemaNode(dataNode, inGrouping);
579 Preconditions.checkArgument(returnType != null, "Failed to find leafref target: %s in module %s (%s)",
580 strXPath, this.getParentModule(parentNode).getName(), parentNode.getQName().getModule(), this);
585 * Checks if <code>dataNode</code> is <code>LeafSchemaNode</code> and if it so then checks if it is of type
586 * <code>EnumTypeDefinition</code>.
588 * @param dataNode data schema node for which is checked if it is leaf and if it is of enum type
589 * @return boolean value
591 * <li>true - if <code>dataNode</code> is leaf of type enumeration</li>
592 * <li>false - other cases</li>
595 private static boolean leafContainsEnumDefinition(final SchemaNode dataNode) {
596 if (dataNode instanceof LeafSchemaNode) {
597 final LeafSchemaNode leaf = (LeafSchemaNode) dataNode;
598 return CompatUtils.compatType(leaf) instanceof EnumTypeDefinition;
604 * Checks if <code>dataNode</code> is <code>LeafListSchemaNode</code> and if it so then checks if it is of type
605 * <code>EnumTypeDefinition</code>.
607 * @param dataNode data schema node for which is checked if it is leaflist and if it is of enum type
608 * @return boolean value
610 * <li>true - if <code>dataNode</code> is leaflist of type
612 * <li>false - other cases</li>
615 private static boolean leafListContainsEnumDefinition(final SchemaNode dataNode) {
616 if (dataNode instanceof LeafListSchemaNode) {
617 final LeafListSchemaNode leafList = (LeafListSchemaNode) dataNode;
618 return leafList.getType() instanceof EnumTypeDefinition;
624 * Converts <code>enumTypeDef</code> to {@link Enumeration enumeration}.
626 * @param enumTypeDef enumeration type definition which is converted to enumeration
627 * @param enumName string with name which is used as the enumeration name
628 * @return enumeration type which is built with data (name, enum values) from <code>enumTypeDef</code>
629 * @throws IllegalArgumentException
631 * <li>if <code>enumTypeDef</code> equals null</li>
632 * <li>if enum values of <code>enumTypeDef</code> equal null</li>
633 * <li>if Q name of <code>enumTypeDef</code> equal null</li>
634 * <li>if name of <code>enumTypeDef</code> equal null</li>
637 private Enumeration provideTypeForEnum(final EnumTypeDefinition enumTypeDef, final String enumName,
638 final SchemaNode parentNode) {
639 Preconditions.checkArgument(enumTypeDef != null, "EnumTypeDefinition reference cannot be NULL!");
640 Preconditions.checkArgument(enumTypeDef.getValues() != null,
641 "EnumTypeDefinition MUST contain at least ONE value definition!");
642 Preconditions.checkArgument(enumTypeDef.getQName() != null, "EnumTypeDefinition MUST contain NON-NULL QName!");
643 Preconditions.checkArgument(enumTypeDef.getQName().getLocalName() != null,
644 "Local Name in EnumTypeDefinition QName cannot be NULL!");
646 final Module module = findParentModule(schemaContext, parentNode);
647 final AbstractEnumerationBuilder enumBuilder = newEnumerationBuilder(JavaTypeName.create(
648 BindingMapping.getRootPackageName(module.getQNameModule()), BindingMapping.getClassName(enumName)));
649 addEnumDescription(enumBuilder, enumTypeDef);
650 enumTypeDef.getReference().ifPresent(enumBuilder::setReference);
651 enumBuilder.setModuleName(module.getName());
652 enumBuilder.setSchemaPath(enumTypeDef.getPath());
653 enumBuilder.updateEnumPairsFromEnumTypeDef(enumTypeDef);
654 return enumBuilder.toInstance(null);
658 * Adds enumeration to <code>typeBuilder</code>. The enumeration data are taken from <code>enumTypeDef</code>.
660 * @param enumTypeDef enumeration type definition is source of enumeration data for <code>typeBuilder</code>
661 * @param enumName string with the name of enumeration
662 * @param typeBuilder generated type builder to which is enumeration added
663 * @return enumeration type which contains enumeration data form <code>enumTypeDef</code>
664 * @throws IllegalArgumentException
666 * <li>if <code>enumTypeDef</code> equals null</li>
667 * <li>if enum values of <code>enumTypeDef</code> equal null</li>
668 * <li>if Q name of <code>enumTypeDef</code> equal null</li>
669 * <li>if name of <code>enumTypeDef</code> equal null</li>
670 * <li>if name of <code>typeBuilder</code> equal null</li>
674 private Enumeration addInnerEnumerationToTypeBuilder(final EnumTypeDefinition enumTypeDef,
675 final String enumName, final GeneratedTypeBuilderBase<?> typeBuilder) {
676 Preconditions.checkArgument(enumTypeDef != null, "EnumTypeDefinition reference cannot be NULL!");
677 Preconditions.checkArgument(enumTypeDef.getValues() != null,
678 "EnumTypeDefinition MUST contain at least ONE value definition!");
679 Preconditions.checkArgument(enumTypeDef.getQName() != null, "EnumTypeDefinition MUST contain NON-NULL QName!");
680 Preconditions.checkArgument(enumTypeDef.getQName().getLocalName() != null,
681 "Local Name in EnumTypeDefinition QName cannot be NULL!");
682 Preconditions.checkArgument(typeBuilder != null, "Generated Type Builder reference cannot be NULL!");
684 final EnumBuilder enumBuilder = typeBuilder.addEnumeration(BindingMapping.getClassName(enumName));
686 addEnumDescription(enumBuilder, enumTypeDef);
687 enumBuilder.updateEnumPairsFromEnumTypeDef(enumTypeDef);
688 return enumBuilder.toInstance(enumBuilder);
691 public abstract void addEnumDescription(EnumBuilder enumBuilder, EnumTypeDefinition enumTypeDef);
693 public abstract AbstractEnumerationBuilder newEnumerationBuilder(JavaTypeName identifier);
695 public abstract GeneratedTOBuilder newGeneratedTOBuilder(JavaTypeName identifier);
697 public abstract GeneratedTypeBuilder newGeneratedTypeBuilder(JavaTypeName identifier);
700 * Converts the pattern constraints to the list of the strings which represents these constraints.
702 * @param patternConstraints list of pattern constraints
703 * @return list of strings which represents the constraint patterns
705 public abstract Map<String, String> resolveRegExpressions(List<PatternConstraint> patternConstraints);
707 abstract void addCodegenInformation(GeneratedTypeBuilderBase<?> genTOBuilder, TypeDefinition<?> typeDef);
710 * Converts the pattern constraints from <code>typedef</code> to the list of the strings which represents these
713 * @param typedef extended type in which are the pattern constraints sought
714 * @return list of strings which represents the constraint patterns
715 * @throws IllegalArgumentException if <code>typedef</code> equals null
718 private Map<String, String> resolveRegExpressionsFromTypedef(final TypeDefinition<?> typedef) {
719 if (!(typedef instanceof StringTypeDefinition)) {
720 return ImmutableMap.of();
723 // TODO: run diff against base ?
724 return resolveRegExpressions(((StringTypeDefinition) typedef).getPatternConstraints());
728 * Converts <code>dataNode</code> to JAVA <code>Type</code>.
730 * @param dataNode contains information about YANG type
731 * @return JAVA <code>Type</code> representation of <code>dataNode</code>
733 private Type resolveTypeFromDataSchemaNode(final SchemaNode dataNode, final boolean inGrouping) {
734 Type returnType = null;
735 if (dataNode != null) {
736 if (dataNode instanceof LeafSchemaNode) {
737 final LeafSchemaNode leaf = (LeafSchemaNode) dataNode;
738 final TypeDefinition<?> type = CompatUtils.compatType(leaf);
739 returnType = javaTypeForSchemaDefinitionType(type, leaf, inGrouping);
740 } else if (dataNode instanceof LeafListSchemaNode) {
741 final LeafListSchemaNode leafList = (LeafListSchemaNode) dataNode;
742 returnType = javaTypeForSchemaDefinitionType(leafList.getType(), leafList, inGrouping);
749 * Passes through all modules and through all its type definitions and convert it to generated types.
752 * The modules are first sorted by mutual dependencies. The modules are sequentially passed. All type definitions
753 * of a module are at the beginning sorted so that type definition with less amount of references to other type
754 * definition are processed first.<br>
755 * For each module is created mapping record in the map
756 * {@link AbstractTypeProvider#genTypeDefsContextMap genTypeDefsContextMap}
757 * which map current module name to the map which maps type names to returned types (generated types).
759 private void resolveTypeDefsFromContext() {
760 final List<Module> modulesSortedByDependency = ModuleDependencySort.sort(schemaContext.getModules());
762 for (Module module : modulesSortedByDependency) {
763 Map<Optional<Revision>, Map<String, Type>> dateTypeMap = genTypeDefsContextMap.computeIfAbsent(
764 module.getName(), key -> new HashMap<>());
765 dateTypeMap.put(module.getRevision(), Collections.emptyMap());
766 genTypeDefsContextMap.put(module.getName(), dateTypeMap);
769 for (Module module : modulesSortedByDependency) {
770 if (module != null) {
771 final String basePackageName = BindingMapping.getRootPackageName(module.getQNameModule());
772 if (basePackageName != null) {
773 final List<TypeDefinition<?>> typeDefinitions = TypedefResolver.getAllTypedefs(module);
774 for (TypeDefinition<?> typedef : sortTypeDefinitionAccordingDepth(typeDefinitions)) {
775 typedefToGeneratedType(basePackageName, module, typedef);
783 * Create Type for specified type definition.
785 * @param basePackageName string with name of package to which the module belongs
786 * @param module string with the name of the module for to which the <code>typedef</code> belongs
787 * @param typedef type definition of the node for which should be created JAVA <code>Type</code>
788 * (usually generated TO)
789 * @return JAVA <code>Type</code> representation of <code>typedef</code> or
790 * <code>null</code> value if <code>basePackageName</code> or
791 * <code>modulName</code> or <code>typedef</code> or Q name of
792 * <code>typedef</code> equals <code>null</code>
794 private Type typedefToGeneratedType(final String basePackageName, final Module module,
795 final TypeDefinition<?> typedef) {
796 final TypeDefinition<?> baseTypedef = typedef.getBaseType();
798 // See generatedTypeForExtendedDefinitionType() above for rationale behind this special case.
799 if (baseTypedef instanceof LeafrefTypeDefinition || baseTypedef instanceof IdentityrefTypeDefinition) {
803 final String typedefName = typedef.getQName().getLocalName();
805 final Type returnType;
806 if (baseTypedef.getBaseType() != null) {
807 returnType = provideGeneratedTOFromExtendedType(typedef, baseTypedef, basePackageName,
809 } else if (baseTypedef instanceof UnionTypeDefinition) {
810 final GeneratedTOBuilder genTOBuilder = provideGeneratedTOBuilderForUnionTypeDef(
811 JavaTypeName.create(basePackageName, BindingMapping.getClassName(typedef.getQName())),
812 (UnionTypeDefinition) baseTypedef, typedef);
813 genTOBuilder.setTypedef(true);
814 genTOBuilder.setIsUnion(true);
815 addUnitsToGenTO(genTOBuilder, typedef.getUnits().orElse(null));
816 makeSerializable(genTOBuilder);
817 returnType = genTOBuilder.build();
819 // Define a corresponding union builder. Typedefs are always anchored at a Java package root,
820 // so we are placing the builder alongside the union.
821 final GeneratedTOBuilder unionBuilder = newGeneratedTOBuilder(
822 JavaTypeName.create(genTOBuilder.getPackageName(), genTOBuilder.getName() + "Builder"));
823 unionBuilder.setIsUnionBuilder(true);
824 final MethodSignatureBuilder method = unionBuilder.addMethod("getDefaultInstance");
825 method.setReturnType(returnType);
826 method.addParameter(Types.STRING, "defaultValue");
827 method.setAccessModifier(AccessModifier.PUBLIC);
828 method.setStatic(true);
829 additionalTypes.computeIfAbsent(module, key -> new HashSet<>()).add(unionBuilder.build());
830 } else if (baseTypedef instanceof EnumTypeDefinition) {
831 // enums are automatically Serializable
832 final EnumTypeDefinition enumTypeDef = (EnumTypeDefinition) baseTypedef;
833 // TODO units for typedef enum
834 returnType = provideTypeForEnum(enumTypeDef, typedefName, typedef);
835 } else if (baseTypedef instanceof BitsTypeDefinition) {
836 final GeneratedTOBuilder genTOBuilder = provideGeneratedTOBuilderForBitsTypeDefinition(
837 JavaTypeName.create(basePackageName, BindingMapping.getClassName(typedef.getQName())),
838 (BitsTypeDefinition) baseTypedef, module.getName());
839 genTOBuilder.setTypedef(true);
840 addUnitsToGenTO(genTOBuilder, typedef.getUnits().orElse(null));
841 makeSerializable(genTOBuilder);
842 returnType = genTOBuilder.build();
844 final Type javaType = javaTypeForSchemaDefinitionType(baseTypedef, typedef);
845 returnType = wrapJavaTypeIntoTO(basePackageName, typedef, javaType, module.getName());
847 if (returnType != null) {
848 final Map<Optional<Revision>, Map<String, Type>> modulesByDate =
849 genTypeDefsContextMap.get(module.getName());
850 final Optional<Revision> moduleRevision = module.getRevision();
851 Map<String, Type> typeMap = modulesByDate.get(moduleRevision);
852 if (typeMap != null) {
853 if (typeMap.isEmpty()) {
854 typeMap = new HashMap<>(4);
855 modulesByDate.put(moduleRevision, typeMap);
857 typeMap.put(typedefName, returnType);
865 * Wraps base YANG type to generated TO.
867 * @param basePackageName string with name of package to which the module belongs
868 * @param typedef type definition which is converted to the TO
869 * @param javaType JAVA <code>Type</code> to which is <code>typedef</code> mapped
870 * @return generated transfer object which represent<code>javaType</code>
872 private GeneratedTransferObject wrapJavaTypeIntoTO(final String basePackageName, final TypeDefinition<?> typedef,
873 final Type javaType, final String moduleName) {
874 requireNonNull(javaType, "javaType cannot be null");
876 final GeneratedTOBuilder genTOBuilder = typedefToTransferObject(basePackageName, typedef, moduleName);
877 genTOBuilder.setRestrictions(BindingGeneratorUtil.getRestrictions(typedef));
878 final GeneratedPropertyBuilder genPropBuilder = genTOBuilder.addProperty(TypeConstants.VALUE_PROP);
879 genPropBuilder.setReturnType(javaType);
881 genTOBuilder.addEqualsIdentity(genPropBuilder);
882 genTOBuilder.addHashIdentity(genPropBuilder);
883 genTOBuilder.addToStringProperty(genPropBuilder);
884 genTOBuilder.addImplementsType(BindingTypes.scalarTypeObject(javaType));
885 if (typedef.getStatus() == Status.DEPRECATED) {
886 genTOBuilder.addAnnotation("java.lang", "Deprecated");
888 if (javaType instanceof ConcreteType && "String".equals(javaType.getName()) && typedef.getBaseType() != null) {
889 addStringRegExAsConstant(genTOBuilder, resolveRegExpressionsFromTypedef(typedef));
891 addUnitsToGenTO(genTOBuilder, typedef.getUnits().orElse(null));
892 genTOBuilder.setTypedef(true);
893 makeSerializable(genTOBuilder);
894 return genTOBuilder.build();
898 * Converts output list of generated TO builders to one TO builder (first
899 * from list) which contains the remaining builders as its enclosing TO.
901 * @param typeName new type identifier
902 * @param typedef type definition which should be of type {@link UnionTypeDefinition}
903 * @return generated TO builder with the list of enclosed generated TO builders
905 public GeneratedTOBuilder provideGeneratedTOBuilderForUnionTypeDef(final JavaTypeName typeName,
906 final UnionTypeDefinition typedef, final TypeDefinition<?> parentNode) {
907 final List<GeneratedTOBuilder> builders = provideGeneratedTOBuildersForUnionTypeDef(typeName, typedef,
909 Preconditions.checkState(!builders.isEmpty(), "No GeneratedTOBuilder objects generated from union %s", typedef);
911 final GeneratedTOBuilder resultTOBuilder = builders.remove(0);
912 builders.forEach(resultTOBuilder::addEnclosingTransferObject);
913 return resultTOBuilder;
917 * Converts <code>typedef</code> to generated TO with <code>typeDefName</code>. Every union type from
918 * <code>typedef</code> is added to generated TO builder as property.
920 * @param typeName new type identifier
921 * @param typedef type definition which should be of type <code>UnionTypeDefinition</code>
922 * @return generated TO builder which represents <code>typedef</code>
923 * @throws NullPointerException
925 * <li>if <code>basePackageName</code> is null</li>
926 * <li>if <code>typedef</code> is null</li>
927 * <li>if Qname of <code>typedef</code> is null</li>
930 public List<GeneratedTOBuilder> provideGeneratedTOBuildersForUnionTypeDef(final JavaTypeName typeName,
931 final UnionTypeDefinition typedef, final SchemaNode parentNode) {
932 requireNonNull(typedef, "Type Definition cannot be NULL!");
933 requireNonNull(typedef.getQName(), "Type definition QName cannot be NULL!");
935 final List<GeneratedTOBuilder> generatedTOBuilders = new ArrayList<>();
936 final List<TypeDefinition<?>> unionTypes = typedef.getTypes();
937 final Module module = findParentModule(schemaContext, parentNode);
939 final GeneratedTOBuilder unionGenTOBuilder = newGeneratedTOBuilder(typeName);
940 unionGenTOBuilder.setIsUnion(true);
941 unionGenTOBuilder.setSchemaPath(typedef.getPath());
942 unionGenTOBuilder.setModuleName(module.getName());
943 unionGenTOBuilder.addImplementsType(TYPE_OBJECT);
944 addCodegenInformation(unionGenTOBuilder, typedef);
945 generatedTOBuilders.add(unionGenTOBuilder);
947 // Pattern string is the key, XSD regex is the value. The reason for this choice is that the pattern carries
948 // also negation information and hence guarantees uniqueness.
949 final Map<String, String> expressions = new HashMap<>();
950 for (TypeDefinition<?> unionType : unionTypes) {
951 final String unionTypeName = unionType.getQName().getLocalName();
953 // If we have a base type we should follow the type definition backwards, except for identityrefs, as those
954 // do not follow type encapsulation -- we use the general case for that.
955 if (unionType.getBaseType() != null && !(unionType instanceof IdentityrefTypeDefinition)) {
956 resolveExtendedSubtypeAsUnion(unionGenTOBuilder, unionType, expressions, parentNode);
957 } else if (unionType instanceof UnionTypeDefinition) {
958 generatedTOBuilders.addAll(resolveUnionSubtypeAsUnion(unionGenTOBuilder,
959 (UnionTypeDefinition) unionType, parentNode));
960 } else if (unionType instanceof EnumTypeDefinition) {
961 final Enumeration enumeration = addInnerEnumerationToTypeBuilder((EnumTypeDefinition) unionType,
962 unionTypeName, unionGenTOBuilder);
963 updateUnionTypeAsProperty(unionGenTOBuilder, enumeration, unionTypeName);
965 final Type javaType = javaTypeForSchemaDefinitionType(unionType, parentNode);
966 updateUnionTypeAsProperty(unionGenTOBuilder, javaType, unionTypeName);
969 addStringRegExAsConstant(unionGenTOBuilder, expressions);
971 storeGenTO(typedef, unionGenTOBuilder, parentNode);
973 return generatedTOBuilders;
977 * Wraps code which handles the case when union subtype is also of the type <code>UnionType</code>.
980 * In this case the new generated TO is created for union subtype (recursive call of method
981 * {@link #provideGeneratedTOBuildersForUnionTypeDef(String, UnionTypeDefinition, String, SchemaNode)}
982 * provideGeneratedTOBuilderForUnionTypeDef} and in parent TO builder <code>parentUnionGenTOBuilder</code> is
983 * created property which type is equal to new generated TO.
985 * @param parentUnionGenTOBuilder generated TO builder to which is the property with the child union subtype added
986 * @param basePackageName string with the name of the module package
987 * @param unionSubtype type definition which represents union subtype
988 * @return list of generated TO builders. The number of the builders can be bigger one due to recursive call of
989 * <code>provideGeneratedTOBuildersForUnionTypeDef</code> method.
991 private List<GeneratedTOBuilder> resolveUnionSubtypeAsUnion(final GeneratedTOBuilder parentUnionGenTOBuilder,
992 final UnionTypeDefinition unionSubtype, final SchemaNode parentNode) {
993 final JavaTypeName newTOBuilderName = parentUnionGenTOBuilder.getIdentifier().createSibling(
994 provideAvailableNameForGenTOBuilder(parentUnionGenTOBuilder.getName()));
995 final List<GeneratedTOBuilder> subUnionGenTOBUilders = provideGeneratedTOBuildersForUnionTypeDef(
996 newTOBuilderName, unionSubtype, parentNode);
998 final GeneratedPropertyBuilder propertyBuilder;
999 propertyBuilder = parentUnionGenTOBuilder.addProperty(BindingMapping.getPropertyName(
1000 newTOBuilderName.simpleName()));
1001 propertyBuilder.setReturnType(subUnionGenTOBUilders.get(0).build());
1002 parentUnionGenTOBuilder.addEqualsIdentity(propertyBuilder);
1003 parentUnionGenTOBuilder.addToStringProperty(propertyBuilder);
1005 return subUnionGenTOBUilders;
1009 * Wraps code which handle case when union subtype is of the type <code>ExtendedType</code>. If TO for this type
1010 * already exists it is used for the creation of the property in <code>parentUnionGenTOBuilder</code>. Otherwise
1011 * the base type is used for the property creation.
1013 * @param parentUnionGenTOBuilder generated TO builder in which new property is created
1014 * @param unionSubtype type definition of the <code>ExtendedType</code> type which represents union subtype
1015 * @param expressions list of strings with the regular expressions
1016 * @param parentNode parent Schema Node for Extended Subtype
1018 private void resolveExtendedSubtypeAsUnion(final GeneratedTOBuilder parentUnionGenTOBuilder,
1019 final TypeDefinition<?> unionSubtype, final Map<String, String> expressions, final SchemaNode parentNode) {
1020 final String unionTypeName = unionSubtype.getQName().getLocalName();
1021 final Type genTO = findGenTO(unionTypeName, unionSubtype);
1022 if (genTO != null) {
1023 updateUnionTypeAsProperty(parentUnionGenTOBuilder, genTO, genTO.getName());
1027 final TypeDefinition<?> baseType = baseTypeDefForExtendedType(unionSubtype);
1028 if (unionTypeName.equals(baseType.getQName().getLocalName())) {
1029 final Type javaType = BaseYangTypesProvider.INSTANCE.javaTypeForSchemaDefinitionType(baseType, parentNode,
1030 BindingGeneratorUtil.getRestrictions(unionSubtype));
1031 if (javaType != null) {
1032 updateUnionTypeAsProperty(parentUnionGenTOBuilder, javaType, unionTypeName);
1034 } else if (baseType instanceof LeafrefTypeDefinition) {
1035 final Type javaType = javaTypeForSchemaDefinitionType(baseType, parentNode);
1036 boolean typeExist = false;
1037 for (GeneratedPropertyBuilder generatedPropertyBuilder : parentUnionGenTOBuilder.getProperties()) {
1038 final Type origType = ((GeneratedPropertyBuilderImpl) generatedPropertyBuilder).getReturnType();
1039 if (origType != null && javaType != null && javaType == origType) {
1044 if (!typeExist && javaType != null) {
1045 updateUnionTypeAsProperty(parentUnionGenTOBuilder, javaType,
1046 javaType.getName() + parentUnionGenTOBuilder.getName() + "Value");
1049 if (baseType instanceof StringTypeDefinition) {
1050 expressions.putAll(resolveRegExpressionsFromTypedef(unionSubtype));
1055 * Searches for generated TO for <code>searchedTypeDef</code> type definition
1056 * in {@link #genTypeDefsContextMap genTypeDefsContextMap}.
1058 * @param searchedTypeName string with name of <code>searchedTypeDef</code>
1059 * @return generated TO for <code>searchedTypeDef</code> or <code>null</code> it it doesn't exist
1061 private Type findGenTO(final String searchedTypeName, final SchemaNode parentNode) {
1062 final Module typeModule = findParentModule(schemaContext, parentNode);
1063 if (typeModule != null && typeModule.getName() != null) {
1064 final Map<Optional<Revision>, Map<String, Type>> modulesByDate = genTypeDefsContextMap.get(
1065 typeModule.getName());
1066 final Map<String, Type> genTOs = modulesByDate.get(typeModule.getRevision());
1067 if (genTOs != null) {
1068 return genTOs.get(searchedTypeName);
1075 * Stores generated TO created from <code>genTOBuilder</code> for <code>newTypeDef</code>
1076 * to {@link #genTypeDefsContextMap genTypeDefsContextMap} if the module for <code>newTypeDef</code> exists.
1078 * @param newTypeDef type definition for which is <code>genTOBuilder</code> created
1079 * @param genTOBuilder generated TO builder which is converted to generated TO and stored
1081 private void storeGenTO(final TypeDefinition<?> newTypeDef, final GeneratedTOBuilder genTOBuilder,
1082 final SchemaNode parentNode) {
1083 if (!(newTypeDef instanceof UnionTypeDefinition)) {
1084 final Module parentModule = findParentModule(schemaContext, parentNode);
1085 if (parentModule != null && parentModule.getName() != null) {
1086 final Map<Optional<Revision>, Map<String, Type>> modulesByDate = genTypeDefsContextMap.get(
1087 parentModule.getName());
1088 final Map<String, Type> genTOsMap = modulesByDate.get(parentModule.getRevision());
1089 genTOsMap.put(newTypeDef.getQName().getLocalName(), genTOBuilder.build());
1095 * Adds a new property with the name <code>propertyName</code> and with type <code>type</code>
1096 * to <code>unonGenTransObject</code>.
1098 * @param unionGenTransObject generated TO to which should be property added
1099 * @param type JAVA <code>type</code> of the property which should be added to <code>unionGentransObject</code>
1100 * @param propertyName string with name of property which should be added to <code>unionGentransObject</code>
1102 private static void updateUnionTypeAsProperty(final GeneratedTOBuilder unionGenTransObject, final Type type,
1103 final String propertyName) {
1104 if (unionGenTransObject != null && type != null && !unionGenTransObject.containsProperty(propertyName)) {
1105 final GeneratedPropertyBuilder propBuilder = unionGenTransObject
1106 .addProperty(BindingMapping.getPropertyName(propertyName));
1107 propBuilder.setReturnType(type);
1109 unionGenTransObject.addEqualsIdentity(propBuilder);
1110 unionGenTransObject.addHashIdentity(propBuilder);
1111 unionGenTransObject.addToStringProperty(propBuilder);
1116 * Converts <code>typedef</code> to the generated TO builder.
1118 * @param basePackageName string with name of package to which the module belongs
1119 * @param typedef type definition from which is the generated TO builder created
1120 * @return generated TO builder which contains data from <code>typedef</code> and <code>basePackageName</code>
1122 private GeneratedTOBuilder typedefToTransferObject(final String basePackageName,
1123 final TypeDefinition<?> typedef, final String moduleName) {
1124 JavaTypeName name = renames.get(typedef);
1126 name = JavaTypeName.create(
1127 BindingGeneratorUtil.packageNameForGeneratedType(basePackageName, typedef.getPath()),
1128 BindingMapping.getClassName(typedef.getQName().getLocalName()));
1131 final GeneratedTOBuilder newType = newGeneratedTOBuilder(name);
1132 newType.setSchemaPath(typedef.getPath());
1133 newType.setModuleName(moduleName);
1134 addCodegenInformation(newType, typedef);
1139 * Converts <code>typeDef</code> which should be of the type <code>BitsTypeDefinition</code>
1140 * to <code>GeneratedTOBuilder</code>. All the bits of the typeDef are added to returning generated TO as
1143 * @param typeName new type identifier
1144 * @param typeDef type definition from which is the generated TO builder created
1145 * @return generated TO builder which represents <code>typeDef</code>
1146 * @throws IllegalArgumentException
1148 * <li>if <code>typeDef</code> equals null</li>
1149 * <li>if <code>basePackageName</code> equals null</li>
1152 public GeneratedTOBuilder provideGeneratedTOBuilderForBitsTypeDefinition(final JavaTypeName typeName,
1153 final BitsTypeDefinition typeDef, final String moduleName) {
1154 final GeneratedTOBuilder genTOBuilder = newGeneratedTOBuilder(typeName);
1155 genTOBuilder.setSchemaPath(typeDef.getPath());
1156 genTOBuilder.setModuleName(moduleName);
1157 genTOBuilder.setBaseType(typeDef);
1158 genTOBuilder.addImplementsType(TYPE_OBJECT);
1159 addCodegenInformation(genTOBuilder, typeDef);
1161 for (Bit bit : typeDef.getBits()) {
1162 final String name = bit.getName();
1163 GeneratedPropertyBuilder genPropertyBuilder = genTOBuilder.addProperty(
1164 BindingMapping.getPropertyName(name));
1165 genPropertyBuilder.setReadOnly(true);
1166 genPropertyBuilder.setReturnType(BaseYangTypes.BOOLEAN_TYPE);
1168 genTOBuilder.addEqualsIdentity(genPropertyBuilder);
1169 genTOBuilder.addHashIdentity(genPropertyBuilder);
1170 genTOBuilder.addToStringProperty(genPropertyBuilder);
1173 return genTOBuilder;
1177 * Adds to the <code>genTOBuilder</code> the constant which contains regular expressions from
1178 * the <code>regularExpressions</code>.
1180 * @param genTOBuilder generated TO builder to which are <code>regular expressions</code> added
1181 * @param expressions list of string which represent regular expressions
1183 private static void addStringRegExAsConstant(final GeneratedTOBuilder genTOBuilder,
1184 final Map<String, String> expressions) {
1185 if (!expressions.isEmpty()) {
1186 genTOBuilder.addConstant(Types.listTypeFor(BaseYangTypes.STRING_TYPE), TypeConstants.PATTERN_CONSTANT_NAME,
1187 ImmutableMap.copyOf(expressions));
1192 * Creates generated TO with data about inner extended type <code>innerExtendedType</code>, about the package name
1193 * <code>typedefName</code> and about the generated TO name <code>typedefName</code>.
1196 * It is assumed that <code>innerExtendedType</code> is already present in
1197 * {@link AbstractTypeProvider#genTypeDefsContextMap genTypeDefsContextMap} to be possible set it as extended type
1198 * for the returning generated TO.
1200 * @param typedef Type Definition
1201 * @param innerExtendedType extended type which is part of some other extended type
1202 * @param basePackageName string with the package name of the module
1203 * @param moduleName Module Name
1204 * @return generated TO which extends generated TO for <code>innerExtendedType</code>
1205 * @throws IllegalArgumentException
1207 * <li>if <code>extendedType</code> equals null</li>
1208 * <li>if <code>basePackageName</code> equals null</li>
1209 * <li>if <code>typedefName</code> equals null</li>
1212 private GeneratedTransferObject provideGeneratedTOFromExtendedType(final TypeDefinition<?> typedef,
1213 final TypeDefinition<?> innerExtendedType, final String basePackageName, final String moduleName) {
1214 Preconditions.checkArgument(innerExtendedType != null, "Extended type cannot be NULL!");
1215 Preconditions.checkArgument(basePackageName != null, "String with base package name cannot be NULL!");
1217 final GeneratedTOBuilder genTOBuilder = newGeneratedTOBuilder(JavaTypeName.create(basePackageName,
1218 BindingMapping.getClassName(typedef.getQName())));
1219 genTOBuilder.setSchemaPath(typedef.getPath());
1220 genTOBuilder.setModuleName(moduleName);
1221 genTOBuilder.setTypedef(true);
1222 addCodegenInformation(genTOBuilder, typedef);
1224 final Restrictions r = BindingGeneratorUtil.getRestrictions(typedef);
1225 genTOBuilder.setRestrictions(r);
1226 addStringRegExAsConstant(genTOBuilder, resolveRegExpressionsFromTypedef(typedef));
1228 if (typedef.getStatus() == Status.DEPRECATED) {
1229 genTOBuilder.addAnnotation("java.lang", "Deprecated");
1232 if (baseTypeDefForExtendedType(innerExtendedType) instanceof UnionTypeDefinition) {
1233 genTOBuilder.setIsUnion(true);
1236 Map<Optional<Revision>, Map<String, Type>> modulesByDate = null;
1237 Map<String, Type> typeMap = null;
1238 final Module parentModule = findParentModule(schemaContext, innerExtendedType);
1239 if (parentModule != null) {
1240 modulesByDate = genTypeDefsContextMap.get(parentModule.getName());
1241 typeMap = modulesByDate.get(parentModule.getRevision());
1244 if (typeMap != null) {
1245 final String innerTypeDef = innerExtendedType.getQName().getLocalName();
1246 final Type type = typeMap.get(innerTypeDef);
1247 if (type instanceof GeneratedTransferObject) {
1248 genTOBuilder.setExtendsType((GeneratedTransferObject) type);
1251 addUnitsToGenTO(genTOBuilder, typedef.getUnits().orElse(null));
1252 makeSerializable(genTOBuilder);
1254 return genTOBuilder.build();
1258 * Add {@link java.io.Serializable} to implemented interfaces of this TO. Also compute and add serialVersionUID
1261 * @param gto transfer object which needs to be made serializable
1263 private static void makeSerializable(final GeneratedTOBuilder gto) {
1264 gto.addImplementsType(Types.serializableType());
1265 final GeneratedPropertyBuilder prop = new GeneratedPropertyBuilderImpl("serialVersionUID");
1266 prop.setValue(Long.toString(BindingGeneratorUtil.computeDefaultSUID(gto)));
1271 * Finds out for each type definition how many immersion (depth) is necessary to get to the base type. Every type
1272 * definition is inserted to the map which key is depth and value is list of type definitions with equal depth.
1273 * In next step are lists from this map concatenated to one list in ascending order according to their depth. All
1274 * type definitions are in the list behind all type definitions on which depends.
1276 * @param unsortedTypeDefinitions list of type definitions which should be sorted by depth
1277 * @return list of type definitions sorted according their each other dependencies (type definitions which are
1278 * dependent on other type definitions are in list behind them).
1280 private static List<TypeDefinition<?>> sortTypeDefinitionAccordingDepth(
1281 final Collection<TypeDefinition<?>> unsortedTypeDefinitions) {
1282 final List<TypeDefinition<?>> sortedTypeDefinition = new ArrayList<>();
1284 final Map<Integer, List<TypeDefinition<?>>> typeDefinitionsDepths = new TreeMap<>();
1285 for (TypeDefinition<?> unsortedTypeDefinition : unsortedTypeDefinitions) {
1286 final Integer depth = getTypeDefinitionDepth(unsortedTypeDefinition);
1287 List<TypeDefinition<?>> typeDefinitionsConcreteDepth =
1288 typeDefinitionsDepths.computeIfAbsent(depth, k -> new ArrayList<>());
1289 typeDefinitionsConcreteDepth.add(unsortedTypeDefinition);
1292 // SortedMap guarantees order corresponding to keys in ascending order
1293 for (List<TypeDefinition<?>> v : typeDefinitionsDepths.values()) {
1294 sortedTypeDefinition.addAll(v);
1297 return sortedTypeDefinition;
1301 * Returns how many immersion is necessary to get from the type definition to the base type.
1303 * @param typeDefinition type definition for which is depth sought.
1304 * @return number of immersions which are necessary to get from the type definition to the base type
1306 private static int getTypeDefinitionDepth(final TypeDefinition<?> typeDefinition) {
1307 // FIXME: rewrite this in a non-recursive manner
1308 if (typeDefinition == null) {
1311 final TypeDefinition<?> baseType = typeDefinition.getBaseType();
1312 if (baseType == null) {
1317 if (baseType.getBaseType() != null) {
1318 depth = depth + getTypeDefinitionDepth(baseType);
1319 } else if (baseType instanceof UnionTypeDefinition) {
1320 final List<TypeDefinition<?>> childTypeDefinitions = ((UnionTypeDefinition) baseType).getTypes();
1321 int maxChildDepth = 0;
1323 for (TypeDefinition<?> childTypeDefinition : childTypeDefinitions) {
1324 childDepth = childDepth + getTypeDefinitionDepth(childTypeDefinition);
1325 if (childDepth > maxChildDepth) {
1326 maxChildDepth = childDepth;
1329 return maxChildDepth;
1335 * Returns string which contains the same value as <code>name</code> but integer suffix is incremented by one. If
1336 * <code>name</code> contains no number suffix, a new suffix initialized at 1 is added. A suffix is actually
1337 * composed of a '$' marker, which is safe, as no YANG identifier can contain '$', and a unsigned decimal integer.
1339 * @param name string with name of augmented node
1340 * @return string with the number suffix incremented by one (or 1 is added)
1342 private static String provideAvailableNameForGenTOBuilder(final String name) {
1343 final int dollar = name.indexOf('$');
1348 final int newSuffix = Integer.parseUnsignedInt(name.substring(dollar + 1)) + 1;
1349 Preconditions.checkState(newSuffix > 0, "Suffix counter overflow");
1350 return name.substring(0, dollar + 1) + newSuffix;
1353 public static void addUnitsToGenTO(final GeneratedTOBuilder to, final String units) {
1354 if (!Strings.isNullOrEmpty(units)) {
1355 to.addConstant(Types.STRING, "_UNITS", "\"" + units + "\"");
1356 final GeneratedPropertyBuilder prop = new GeneratedPropertyBuilderImpl("UNITS");
1357 prop.setReturnType(Types.STRING);
1358 to.addToStringProperty(prop);
1363 public String getTypeDefaultConstruction(final LeafSchemaNode node) {
1364 return getTypeDefaultConstruction(node, (String) node.getType().getDefaultValue().orElse(null));
1367 public String getTypeDefaultConstruction(final LeafSchemaNode node, final String defaultValue) {
1368 final TypeDefinition<?> type = CompatUtils.compatType(node);
1369 final QName typeQName = type.getQName();
1370 final TypeDefinition<?> base = baseTypeDefForExtendedType(type);
1371 requireNonNull(type, () -> "Cannot provide default construction for null type of " + node);
1372 requireNonNull(defaultValue, () -> "Cannot provide default construction for null default statement of "
1375 final StringBuilder sb = new StringBuilder();
1376 String result = null;
1377 if (base instanceof BinaryTypeDefinition) {
1378 result = binaryToDef(defaultValue);
1379 } else if (base instanceof BitsTypeDefinition) {
1382 final Module parent = getParentModule(node);
1383 final Iterator<QName> path = node.getPath().getPathFromRoot().iterator();
1385 if (!path.hasNext()) {
1386 parentName = BindingMapping.getClassName(parent.getName()) + "Data";
1387 final String basePackageName = BindingMapping.getRootPackageName(parent.getQNameModule());
1388 className = basePackageName + "." + parentName + "." + BindingMapping.getClassName(node.getQName());
1390 final String basePackageName = BindingMapping.getRootPackageName(parent.getQNameModule());
1391 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1393 parentName = BindingMapping.getClassName(parent.getName());
1394 className = packageName + "." + parentName + "." + BindingMapping.getClassName(node.getQName());
1396 result = bitsToDef((BitsTypeDefinition) base, className, defaultValue, type.getBaseType() != null);
1397 } else if (base instanceof BooleanTypeDefinition) {
1398 result = typeToBooleanDef(defaultValue);
1399 } else if (base instanceof DecimalTypeDefinition) {
1400 result = typeToDef(BigDecimal.class, defaultValue);
1401 } else if (base instanceof EmptyTypeDefinition) {
1402 result = typeToBooleanDef(defaultValue);
1403 } else if (base instanceof EnumTypeDefinition) {
1404 final char[] defValArray = defaultValue.toCharArray();
1405 final char first = Character.toUpperCase(defaultValue.charAt(0));
1406 defValArray[0] = first;
1407 final String newDefVal = new String(defValArray);
1409 if (type.getBaseType() != null) {
1410 final Module m = getParentModule(type);
1411 final String basePackageName = BindingMapping.getRootPackageName(m.getQNameModule());
1412 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1414 className = packageName + "." + BindingMapping.getClassName(typeQName);
1416 final Module parentModule = getParentModule(node);
1417 final String basePackageName = BindingMapping.getRootPackageName(parentModule.getQNameModule());
1418 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1420 className = packageName + "." + BindingMapping.getClassName(node.getQName());
1422 result = className + "." + newDefVal;
1423 } else if (base instanceof IdentityrefTypeDefinition) {
1424 throw new UnsupportedOperationException("Cannot get default construction for identityref type");
1425 } else if (base instanceof InstanceIdentifierTypeDefinition) {
1426 throw new UnsupportedOperationException("Cannot get default construction for instance-identifier type");
1427 } else if (BaseTypes.isInt8(base)) {
1428 result = typeToValueOfDef(Byte.class, defaultValue);
1429 } else if (BaseTypes.isInt16(base)) {
1430 result = typeToValueOfDef(Short.class, defaultValue);
1431 } else if (BaseTypes.isInt32(base)) {
1432 result = typeToValueOfDef(Integer.class, defaultValue);
1433 } else if (BaseTypes.isInt64(base)) {
1434 result = typeToValueOfDef(Long.class, defaultValue);
1435 } else if (base instanceof LeafrefTypeDefinition) {
1436 result = leafrefToDef(node, (LeafrefTypeDefinition) base, defaultValue);
1437 } else if (base instanceof StringTypeDefinition) {
1438 result = "\"" + defaultValue + "\"";
1439 } else if (BaseTypes.isUint8(base)) {
1440 result = typeToValueOfDef(Uint8.class, defaultValue);
1441 } else if (BaseTypes.isUint16(base)) {
1442 result = typeToValueOfDef(Uint16.class, defaultValue);
1443 } else if (BaseTypes.isUint32(base)) {
1444 result = typeToValueOfDef(Uint32.class, defaultValue);
1445 } else if (BaseTypes.isUint64(base)) {
1446 result = typeToValueOfDef(Uint64.class, defaultValue);
1447 } else if (base instanceof UnionTypeDefinition) {
1448 result = unionToDef(node);
1454 if (type.getBaseType() != null && !(base instanceof LeafrefTypeDefinition)
1455 && !(base instanceof EnumTypeDefinition) && !(base instanceof UnionTypeDefinition)) {
1456 final Module m = getParentModule(type);
1457 final String basePackageName = BindingMapping.getRootPackageName(m.getQNameModule());
1458 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1460 final String className = packageName + "." + BindingMapping.getClassName(typeQName);
1461 sb.insert(0, "new " + className + "(");
1462 sb.insert(sb.length(), ')');
1465 return sb.toString();
1468 private static String typeToDef(final Class<?> clazz, final String defaultValue) {
1469 return "new " + clazz.getName() + "(\"" + defaultValue + "\")";
1472 private static String typeToValueOfDef(final Class<?> clazz, final String defaultValue) {
1473 return clazz.getName() + ".valueOf(\"" + defaultValue + "\")";
1476 private static String typeToBooleanDef(final String defaultValue) {
1477 switch (defaultValue) {
1479 return "java.lang.Boolean.FALSE";
1481 return "java.lang.Boolean.TRUE";
1483 return typeToValueOfDef(Boolean.class, defaultValue);
1487 private static String binaryToDef(final String defaultValue) {
1488 final StringBuilder sb = new StringBuilder();
1489 final byte[] encoded = Base64.getDecoder().decode(defaultValue);
1490 sb.append("new byte[] {");
1491 for (int i = 0; i < encoded.length; i++) {
1492 sb.append(encoded[i]);
1493 if (i != encoded.length - 1) {
1498 return sb.toString();
1501 private static final Comparator<Bit> BIT_NAME_COMPARATOR = Comparator.comparing(Bit::getName);
1503 private static String bitsToDef(final BitsTypeDefinition type, final String className, final String defaultValue,
1504 final boolean isExt) {
1505 final List<Bit> bits = new ArrayList<>(type.getBits());
1506 bits.sort(BIT_NAME_COMPARATOR);
1507 final StringBuilder sb = new StringBuilder();
1510 sb.append(className);
1513 for (int i = 0; i < bits.size(); i++) {
1514 if (bits.get(i).getName().equals(defaultValue)) {
1519 if (i != bits.size() - 1) {
1526 return sb.toString();
1529 private Module getParentModule(final SchemaNode node) {
1530 final QName qname = node.getPath().getPathFromRoot().iterator().next();
1531 return schemaContext.findModule(qname.getModule()).orElse(null);
1534 private String leafrefToDef(final LeafSchemaNode parentNode, final LeafrefTypeDefinition leafrefType,
1535 final String defaultValue) {
1536 Preconditions.checkArgument(leafrefType != null, "Leafref Type Definition reference cannot be NULL!");
1537 Preconditions.checkArgument(leafrefType.getPathStatement() != null,
1538 "The Path Statement for Leafref Type Definition cannot be NULL!");
1540 final PathExpression xpath = leafrefType.getPathStatement();
1541 final String strXPath = xpath.getOriginalString();
1543 if (strXPath != null) {
1544 if (strXPath.indexOf('[') == -1) {
1545 final Module module = findParentModule(schemaContext, parentNode);
1546 if (module != null) {
1547 final SchemaNode dataNode;
1548 if (xpath.isAbsolute()) {
1549 dataNode = findDataTreeSchemaNode(schemaContext, module.getQNameModule(), xpath);
1551 dataNode = findDataSchemaNodeForRelativeXPath(schemaContext, module, parentNode, xpath);
1553 final String result = getTypeDefaultConstruction((LeafSchemaNode) dataNode, defaultValue);
1557 return "new java.lang.Object()";
1564 private String unionToDef(final LeafSchemaNode node) {
1565 final TypeDefinition<?> type = CompatUtils.compatType(node);
1569 if (type.getBaseType() != null) {
1570 final QName typeQName = type.getQName();
1571 Module module = null;
1572 final Collection<? extends Module> modules = schemaContext.findModules(typeQName.getNamespace());
1573 if (modules.size() > 1) {
1574 for (Module m : modules) {
1575 if (m.getRevision().equals(typeQName.getRevision())) {
1580 if (module == null) {
1581 final List<Module> modulesList = new ArrayList<>(modules);
1582 modulesList.sort((o1, o2) -> Revision.compare(o1.getRevision(), o2.getRevision()));
1583 module = modulesList.get(0);
1586 module = modules.iterator().next();
1589 final String basePackageName = BindingMapping.getRootPackageName(module.getQNameModule());
1590 className = basePackageName + "." + BindingMapping.getClassName(typeQName);
1592 final Iterator<QName> path = node.getPath().getPathFromRoot().iterator();
1593 final QName first = path.next();
1594 final Module parent = schemaContext.findModule(first.getModule()).orElse(null);
1595 final String basePackageName = BindingMapping.getRootPackageName(parent.getQNameModule());
1596 if (!path.hasNext()) {
1597 parentName = BindingMapping.getClassName(parent.getName()) + "Data";
1598 className = basePackageName + "." + parentName + "." + BindingMapping.getClassName(node.getQName());
1600 final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName,
1602 className = packageName + "." + BindingMapping.getClassName(node.getQName());
1605 return union(className, (String) node.getType().getDefaultValue().orElse(null), node);
1608 private static String union(final String className, final String defaultValue, final LeafSchemaNode node) {
1609 return new StringBuilder()
1613 .append(defaultValue)
1614 .append("\".toCharArray())")
1619 public String getConstructorPropertyName(final SchemaNode node) {
1620 return node instanceof TypeDefinition<?> ? TypeConstants.VALUE_PROP : "";
1624 public String getParamNameFromType(final TypeDefinition<?> type) {
1625 return BindingMapping.getPropertyName(type.getQName().getLocalName());