binding/mdsal-binding-generator/src/main/java/org/opendaylight/mdsal/binding/generator/impl/reactor/IdentityGenerator.java

   1 /*
   2  * Copyright (c) 2021 PANTHEON.tech, s.r.o. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.mdsal.binding.generator.impl.reactor;
   9
  10 import static org.opendaylight.mdsal.binding.model.ri.BindingTypes.BASE_IDENTITY;
  11
  12 import java.util.List;
  13 import java.util.stream.Collectors;
  14 import org.opendaylight.mdsal.binding.generator.impl.rt.DefaultIdentityRuntimeType;
  15 import org.opendaylight.mdsal.binding.model.api.GeneratedType;
  16 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilder;
  17 import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilderBase;
  18 import org.opendaylight.mdsal.binding.runtime.api.IdentityRuntimeType;
  19 import org.opendaylight.yangtools.yang.model.api.stmt.BaseEffectiveStatement;
  20 import org.opendaylight.yangtools.yang.model.api.stmt.IdentityEffectiveStatement;
  21 import org.opendaylight.yangtools.yang.model.util.SchemaInferenceStack;
  22
  23 /**
  24  * Generator corresponding to a {@code identity} statement.
  25  */
  26 public final class IdentityGenerator
  27         extends AbstractDependentGenerator<IdentityEffectiveStatement, IdentityRuntimeType> {
  28     private List<IdentityGenerator> baseIdentities = null;
  29
  30     IdentityGenerator(final IdentityEffectiveStatement statement, final AbstractCompositeGenerator<?, ?> parent) {
  31         super(statement, parent);
  32     }
  33
  34     @Override
  35     StatementNamespace namespace() {
  36         return StatementNamespace.IDENTITY;
  37     }
  38
  39     @Override
  40     void pushToInference(final SchemaInferenceStack dataTree) {
  41         throw new UnsupportedOperationException("Cannot push " + statement() + " to data tree");
  42     }
  43
  44     @Override
  45     void linkDependencies(final GeneratorContext context) {
  46         baseIdentities = statement().streamEffectiveSubstatements(BaseEffectiveStatement.class)
  47             .map(BaseEffectiveStatement::argument)
  48             .map(context::resolveIdentity)
  49             .collect(Collectors.toUnmodifiableList());
  50     }
  51
  52     @Override
  53     GeneratedType createTypeImpl(final TypeBuilderFactory builderFactory) {
  54         final GeneratedTypeBuilder builder = builderFactory.newGeneratedTypeBuilder(typeName());
  55         if (!baseIdentities.isEmpty()) {
  56             for (IdentityGenerator baseIdentity : baseIdentities) {
  57                 builder.addImplementsType(baseIdentity.getGeneratedType(builderFactory));
  58             }
  59         } else {
  60             builder.addImplementsType(BASE_IDENTITY);
  61         }
  62
  63         final ModuleGenerator module = currentModule();
  64         module.addQNameConstant(builder, localName());
  65
  66         builderFactory.addCodegenInformation(module, statement(), builder);
  67         builder.setModuleName(module.statement().argument().getLocalName());
  68 //        builder.setSchemaPath(identity.getPath());
  69
  70         return builder.build();
  71     }
  72
  73     @Override
  74     IdentityRuntimeType createRuntimeType() {
  75         return generatedType().map(type -> new DefaultIdentityRuntimeType(type, statement())).orElse(null);
  76     }
  77
  78     @Override
  79     IdentityRuntimeType rebaseRuntimeType(final IdentityRuntimeType type, final IdentityEffectiveStatement statement) {
  80         return new DefaultIdentityRuntimeType(type.javaType(), statement);
  81     }
  82
  83     @Override
  84     void addAsGetterMethod(final GeneratedTypeBuilderBase<?> builder, final TypeBuilderFactory builderFactory) {
  85         // identities are a separate concept
  86     }
  87 }