Refactor mdsal-binding-generator artifacts

[mdsal.git] / binding / mdsal-binding-generator / src / main / java / org / opendaylight / mdsal / binding / generator / impl / reactor / CaseGenerator.java

diff --git a/binding/mdsal-binding-generator/src/main/java/org/opendaylight/mdsal/binding/generator/impl/reactor/CaseGenerator.java b/binding/mdsal-binding-generator/src/main/java/org/opendaylight/mdsal/binding/generator/impl/reactor/CaseGenerator.java
new file mode 100644 (file)
index 0000000..fb522ad
--- /dev/null
+++ b/binding/mdsal-binding-generator/src/main/java/org/opendaylight/mdsal/binding/generator/impl/reactor/CaseGenerator.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2021 PANTHEON.tech, s.r.o. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.mdsal.binding.generator.impl.reactor;
+
+import static com.google.common.base.Verify.verify;
+
+import org.opendaylight.mdsal.binding.model.api.GeneratedType;
+import org.opendaylight.mdsal.binding.model.api.type.builder.GeneratedTypeBuilder;
+import org.opendaylight.mdsal.binding.model.ri.BindingTypes;
+import org.opendaylight.yangtools.yang.model.api.stmt.CaseEffectiveStatement;
+import org.opendaylight.yangtools.yang.model.util.SchemaInferenceStack;
+
+/**
+ * Generator corresponding to a {@code case} statement.
+ */
+final class CaseGenerator extends AbstractCompositeGenerator<CaseEffectiveStatement> {
+    CaseGenerator(final CaseEffectiveStatement statement, final AbstractCompositeGenerator<?> parent) {
+        super(statement, parent);
+    }
+
+    @Override
+    void pushToInference(final SchemaInferenceStack dataTree) {
+        // No-op
+    }
+
+    @Override
+    GeneratedType createTypeImpl(final TypeBuilderFactory builderFactory) {
+        final GeneratedTypeBuilder builder = builderFactory.newGeneratedTypeBuilder(typeName());
+        builder.addImplementsType(BindingTypes.DATA_OBJECT);
+
+        // We also are implementing target choice's type. This is tricky, as we need to cover two distinct cases:
+        // - being a child of a choice (i.e. normal definition)
+        // - being a child of an augment (i.e. augmented into a choice)
+        final AbstractCompositeGenerator<?> parent = getParent();
+        final ChoiceGenerator choice;
+        if (parent instanceof AbstractAugmentGenerator) {
+            final AbstractCompositeGenerator<?> target = ((AbstractAugmentGenerator) parent).targetGenerator();
+            verify(target instanceof ChoiceGenerator, "Unexpected parent augment %s target %s", parent, target);
+            choice = (ChoiceGenerator) target;
+        } else {
+            verify(parent instanceof ChoiceGenerator, "Unexpected parent %s", parent);
+            choice = (ChoiceGenerator) parent;
+        }
+
+        // Most generators have a parent->child dependency due to parent methods' return types and therefore children
+        // must not request parent's type. That is not true for choice->case relationship and hence we do not need to
+        // go through DefaultType here.
+        builder.addImplementsType(choice.getGeneratedType(builderFactory));
+        addAugmentable(builder);
+        addUsesInterfaces(builder, builderFactory);
+        addConcreteInterfaceMethods(builder);
+
+        final ModuleGenerator module = currentModule();
+        module.addQNameConstant(builder, localName());
+
+        addGetterMethods(builder, builderFactory);
+
+        annotateDeprecatedIfNecessary(builder);
+        if (builderFactory instanceof TypeBuilderFactory.Codegen) {
+            addCodegenInformation(module, statement(), builder);
+        }
+        builder.setModuleName(module.statement().argument().getLocalName());
+
+        return builder.build();
+    }
+}