2 * Copyright (c) 2021 PANTHEON.tech, s.r.o. 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.generator.impl.reactor;
10 import static com.google.common.base.Verify.verifyNotNull;
12 import java.util.List;
14 import org.eclipse.jdt.annotation.NonNull;
15 import org.opendaylight.mdsal.binding.generator.impl.reactor.CollisionDomain.Member;
16 import org.opendaylight.mdsal.binding.generator.impl.rt.DefaultModuleRuntimeType;
17 import org.opendaylight.mdsal.binding.model.api.GeneratedType;
18 import org.opendaylight.mdsal.binding.model.api.JavaTypeName;
19 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilder;
20 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilderBase;
21 import org.opendaylight.mdsal.binding.model.ri.BindingTypes;
22 import org.opendaylight.mdsal.binding.runtime.api.AugmentRuntimeType;
23 import org.opendaylight.mdsal.binding.runtime.api.ModuleRuntimeType;
24 import org.opendaylight.mdsal.binding.runtime.api.RuntimeType;
25 import org.opendaylight.mdsal.binding.spec.naming.BindingMapping;
26 import org.opendaylight.yangtools.yang.common.AbstractQName;
27 import org.opendaylight.yangtools.yang.common.QNameModule;
28 import org.opendaylight.yangtools.yang.model.api.stmt.ChoiceEffectiveStatement;
29 import org.opendaylight.yangtools.yang.model.api.stmt.DataTreeEffectiveStatement;
30 import org.opendaylight.yangtools.yang.model.api.stmt.ModuleEffectiveStatement;
31 import org.opendaylight.yangtools.yang.model.util.SchemaInferenceStack;
34 * Generator corresponding to a {@code module} statement. These generators are roots for generating types for a
35 * particular {@link QNameModule} as mapped into the root package.
37 public final class ModuleGenerator extends AbstractCompositeGenerator<ModuleEffectiveStatement, ModuleRuntimeType> {
38 private final @NonNull JavaTypeName yangModuleInfo;
39 private final @NonNull ClassPlacement placement;
42 * Note that for sake of simplicity of lookup and child mapping, this instance serves as the root for all child
43 * generators, but mapping to {@link CollisionDomain}s and their {@link Member}s is rather weird. This generator
44 * actually produces one of <em>secondary</em> members, more precisely the {@link BindingMapping#DATA_ROOT_SUFFIX}
45 * one. Counter-intuitively the other secondary members live as children of this generator. To support this we have
46 * also have this field, which is actually the <em>primary</em> derived from the module's name.
48 private final Member prefixMember;
50 ModuleGenerator(final ModuleEffectiveStatement statement) {
52 yangModuleInfo = JavaTypeName.create(javaPackage(), BindingMapping.MODULE_INFO_CLASS_NAME);
53 placement = computePlacement();
54 prefixMember = placement != ClassPlacement.NONE || haveSecondary()
55 ? domain().addPrefix(this, new ModuleNamingStrategy(statement.argument())) : null;
58 private @NonNull ClassPlacement computePlacement() {
59 return statement().findFirstEffectiveSubstatement(DataTreeEffectiveStatement.class).isPresent()
60 || statement().findFirstEffectiveSubstatement(ChoiceEffectiveStatement.class).isPresent()
61 ? ClassPlacement.TOP_LEVEL : ClassPlacement.NONE;
64 private boolean haveSecondary() {
65 for (Generator child : this) {
66 if (child instanceof AbstractImplicitGenerator) {
74 ModuleGenerator currentModule() {
79 void pushToInference(final SchemaInferenceStack dataTree) {
84 String createJavaPackage() {
85 return BindingMapping.getRootPackageName(statement().localQNameModule());
89 AbstractCompositeGenerator<?, ?> getPackageParent() {
94 CollisionDomain parentDomain() {
99 ClassPlacement classPlacement() {
104 Member createMember(final CollisionDomain domain) {
105 return domain.addSecondary(this, prefixMember, BindingMapping.DATA_ROOT_SUFFIX);
109 GeneratedType createTypeImpl(final TypeBuilderFactory builderFactory) {
110 final GeneratedTypeBuilder builder = builderFactory.newGeneratedTypeBuilder(typeName());
111 builder.setModuleName(statement().argument().getLocalName());
112 builder.addImplementsType(BindingTypes.DATA_ROOT);
114 final int usesCount = addUsesInterfaces(builder, builderFactory);
115 // if we have more than 2 top level uses statements we need to define getImplementedInterface() on the top-level
118 narrowImplementedInterface(builder);
121 addGetterMethods(builder, builderFactory);
122 builderFactory.addCodegenInformation(statement(), builder);
124 return builder.build();
128 ModuleRuntimeType createRuntimeType(final GeneratedType type, final ModuleEffectiveStatement statement,
129 final List<RuntimeType> children, final List<AugmentRuntimeType> augments) {
130 return new DefaultModuleRuntimeType(type, statement, children, augments);
133 @NonNull Member getPrefixMember() {
134 return verifyNotNull(prefixMember);
137 void addQNameConstant(final GeneratedTypeBuilderBase<?> builder, final AbstractQName localName) {
138 builder.addConstant(BindingTypes.QNAME, BindingMapping.QNAME_STATIC_FIELD_NAME,
139 Map.entry(yangModuleInfo, localName.getLocalName()));