2 * Copyright (c) 2014 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
7 */package org.opendaylight.yangtools.binding.data.codec.gen.impl;
9 import com.google.common.base.Preconditions;
10 import java.util.HashMap;
12 import org.opendaylight.yangtools.binding.data.codec.util.ChoiceDispatchSerializer;
13 import org.opendaylight.yangtools.sal.binding.model.api.GeneratedType;
14 import org.opendaylight.yangtools.sal.binding.model.api.MethodSignature;
15 import org.opendaylight.yangtools.sal.binding.model.api.ParameterizedType;
16 import org.opendaylight.yangtools.sal.binding.model.api.Type;
17 import org.opendaylight.yangtools.yang.binding.BindingMapping;
18 import org.opendaylight.yangtools.yang.binding.BindingStreamEventWriter;
19 import org.opendaylight.yangtools.yang.binding.DataObject;
20 import org.opendaylight.yangtools.yang.binding.DataObjectSerializerImplementation;
21 import org.opendaylight.yangtools.yang.binding.DataObjectSerializerRegistry;
22 import org.opendaylight.yangtools.yang.model.api.AnyXmlSchemaNode;
23 import org.opendaylight.yangtools.yang.model.api.ChoiceNode;
24 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
25 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
26 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
27 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
28 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
29 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
30 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
31 import org.opendaylight.yangtools.yang.model.api.type.BooleanTypeDefinition;
32 import org.opendaylight.yangtools.yang.model.api.type.EmptyTypeDefinition;
34 abstract class DataNodeContainerSerializerSource extends DataObjectSerializerSource {
36 protected static final String INPUT = "_input";
37 private static final String CHOICE_PREFIX = "CHOICE_";
39 protected final DataNodeContainer schemaNode;
40 private final GeneratedType dtoType;
42 DataNodeContainerSerializerSource(final AbstractGenerator generator, final GeneratedType type, final DataNodeContainer node) {
44 this.dtoType = Preconditions.checkNotNull(type);
45 this.schemaNode = Preconditions.checkNotNull(node);
49 * Return the character sequence which should be used for start event.
51 * @return Start event character sequence
53 protected abstract CharSequence emitStartEvent();
56 protected CharSequence getSerializerBody() {
57 StringBuilder b = new StringBuilder();
59 b.append(statement(assign(DataObjectSerializerRegistry.class.getName(), REGISTRY, "$1")));
60 b.append(statement(assign(dtoType.getFullyQualifiedName(), INPUT,
61 cast(dtoType.getFullyQualifiedName(), "$2"))));
62 b.append(statement(assign(BindingStreamEventWriter.class.getName(), STREAM, cast(BindingStreamEventWriter.class.getName(), "$3"))));
63 b.append(statement(emitStartEvent()));
67 b.append(statement(endNode()));
68 b.append(statement("return null"));
74 * Allows for customization of emitting code, which is processed after
75 * normal DataNodeContainer body. Ideal for augmentations or others.
77 protected void emitAfterBody(final StringBuilder b) {
81 private static Map<String, Type> collectAllProperties(final GeneratedType type, final Map<String, Type> hashMap) {
82 for (MethodSignature definition : type.getMethodDefinitions()) {
83 hashMap.put(definition.getName(), definition.getReturnType());
85 for (Type parent : type.getImplements()) {
86 if (parent instanceof GeneratedType) {
87 collectAllProperties((GeneratedType) parent, hashMap);
93 private static final String getGetterName(final DataSchemaNode node) {
94 final TypeDefinition<?> type ;
95 if (node instanceof LeafSchemaNode) {
96 type = ((LeafSchemaNode) node).getType();
97 } else if(node instanceof LeafListSchemaNode) {
98 type = ((LeafListSchemaNode) node).getType();
102 String prefix = "get";
104 TypeDefinition<?> rootType = type;
105 while (rootType.getBaseType() != null) {
106 rootType = rootType.getBaseType();
108 if(rootType instanceof BooleanTypeDefinition || rootType instanceof EmptyTypeDefinition) {
113 return prefix + BindingMapping.getClassName(node.getQName().getLocalName());
116 private void emitBody(final StringBuilder b) {
117 Map<String, Type> getterToType = collectAllProperties(dtoType, new HashMap<String, Type>());
118 for (DataSchemaNode schemaChild : schemaNode.getChildNodes()) {
119 if (!schemaChild.isAugmenting()) {
120 String getter = getGetterName(schemaChild);
121 Type childType = getterToType.get(getter);
122 emitChild(b, getter, childType, schemaChild);
127 private void emitChild(final StringBuilder b, final String getterName, final Type childType,
128 final DataSchemaNode schemaChild) {
129 b.append(statement(assign(childType, getterName, cast(childType, invoke(INPUT, getterName)))));
131 b.append("if (").append(getterName).append(" != null) {\n");
132 emitChildInner(b, getterName, childType, schemaChild);
136 private void emitChildInner(final StringBuilder b, final String getterName, final Type childType,
137 final DataSchemaNode child) {
138 if (child instanceof LeafSchemaNode) {
139 b.append(statement(leafNode(child.getQName().getLocalName(), getterName)));
140 } else if (child instanceof AnyXmlSchemaNode) {
141 b.append(statement(anyxmlNode(child.getQName().getLocalName(), getterName)));
142 } else if (child instanceof LeafListSchemaNode) {
143 b.append(statement(startLeafSet(child.getQName().getLocalName(),invoke(getterName, "size"))));
144 Type valueType = ((ParameterizedType) childType).getActualTypeArguments()[0];
145 b.append(forEach(getterName, valueType, statement(leafSetEntryNode(CURRENT))));
146 b.append(statement(endNode()));
147 } else if (child instanceof ListSchemaNode) {
148 Type valueType = ((ParameterizedType) childType).getActualTypeArguments()[0];
149 ListSchemaNode casted = (ListSchemaNode) child;
150 emitList(b, getterName, valueType, casted);
151 } else if (child instanceof ContainerSchemaNode) {
152 b.append(statement(staticInvokeEmitter(childType, getterName)));
153 } else if (child instanceof ChoiceNode) {
154 String propertyName = CHOICE_PREFIX + childType.getName();
155 staticConstant(propertyName, DataObjectSerializerImplementation.class, ChoiceDispatchSerializer.from(loadClass(childType)));
156 b.append(statement(invoke(propertyName, StreamWriterGenerator.SERIALIZE_METHOD_NAME, REGISTRY, cast(DataObject.class.getName(),getterName), STREAM)));
160 private void emitList(final StringBuilder b, final String getterName, final Type valueType,
161 final ListSchemaNode child) {
162 final CharSequence startEvent;
164 b.append(statement(assign("int", "_count", invoke(getterName, "size"))));
165 if (child.getKeyDefinition().isEmpty()) {
166 startEvent = startUnkeyedList(classReference(valueType), "_count");
167 } else if (child.isUserOrdered()) {
168 startEvent = startOrderedMapNode(classReference(valueType), "_count");
170 startEvent = startMapNode(classReference(valueType), "_count");
172 b.append(statement(startEvent));
173 b.append(forEach(getterName, valueType, statement(staticInvokeEmitter(valueType, CURRENT))));
174 b.append(statement(endNode()));