*/
package org.opendaylight.mdsal.binding.dom.codec.impl;
+import static com.google.common.base.Verify.verify;
+import static com.google.common.base.Verify.verifyNotNull;
+
import com.google.common.collect.ImmutableSet;
import java.lang.reflect.Method;
-import java.util.LinkedHashSet;
-import java.util.Set;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
import java.util.concurrent.Callable;
-import org.opendaylight.mdsal.binding.yang.types.BaseYangTypes;
-import org.opendaylight.yangtools.concepts.Codec;
-import org.opendaylight.yangtools.yang.binding.BindingMapping;
-import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.Module;
-import org.opendaylight.yangtools.yang.model.api.RevisionAwareXPath;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-import org.opendaylight.yangtools.yang.model.api.SchemaNode;
+import org.opendaylight.mdsal.binding.model.api.GeneratedTransferObject;
+import org.opendaylight.mdsal.binding.model.api.Type;
+import org.opendaylight.mdsal.binding.runtime.api.RuntimeGeneratedUnion;
+import org.opendaylight.mdsal.binding.spec.naming.BindingMapping;
+import org.opendaylight.yangtools.concepts.IllegalArgumentCodec;
import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
-import org.opendaylight.yangtools.yang.model.api.type.LeafrefTypeDefinition;
import org.opendaylight.yangtools.yang.model.api.type.UnionTypeDefinition;
-import org.opendaylight.yangtools.yang.model.util.SchemaContextUtil;
final class UnionTypeCodec extends ReflectionBasedCodec {
private final ImmutableSet<UnionValueOptionContext> typeCodecs;
- private UnionTypeCodec(final Class<?> unionCls,final Set<UnionValueOptionContext> codecs) {
+ private UnionTypeCodec(final Class<?> unionCls,final List<UnionValueOptionContext> codecs) {
super(unionCls);
typeCodecs = ImmutableSet.copyOf(codecs);
}
static Callable<UnionTypeCodec> loader(final Class<?> unionCls, final UnionTypeDefinition unionType,
- final BindingCodecContext bindingCodecContext) {
+ final BindingCodecContext codecContext) {
return () -> {
- final Set<UnionValueOptionContext> values = new LinkedHashSet<>();
- for (final TypeDefinition<?> subtype : unionType.getTypes()) {
- if (subtype instanceof LeafrefTypeDefinition) {
- addLeafrefValueCodec(unionCls, unionType, bindingCodecContext, values, subtype);
- } else {
- final Method valueGetter =
- unionCls.getMethod("get" + BindingMapping.getClassName(subtype.getQName()));
- final Class<?> valueType = valueGetter.getReturnType();
- final Codec<Object, Object> valueCodec = bindingCodecContext.getCodec(valueType, subtype);
+ final List<String> unionProperties = extractUnionProperties(codecContext.getRuntimeContext()
+ .getTypeWithSchema(unionCls).javaType());
+ final List<TypeDefinition<?>> unionTypes = unionType.getTypes();
+ verify(unionTypes.size() == unionProperties.size(), "Mismatched union types %s and properties %s",
+ unionTypes, unionProperties);
+
+ final List<UnionValueOptionContext> values = new ArrayList<>(unionTypes.size());
+ final Iterator<String> it = unionProperties.iterator();
+ for (final TypeDefinition<?> subtype : unionTypes) {
+ final String getterName = BindingMapping.GETTER_PREFIX + BindingMapping.toFirstUpper(it.next());
+ final Method valueGetter = unionCls.getMethod(getterName);
+ final Class<?> valueType = valueGetter.getReturnType();
+ final IllegalArgumentCodec<Object, Object> codec = codecContext.getCodec(valueType, subtype);
- values.add(new UnionValueOptionContext(unionCls, valueType, valueGetter, valueCodec));
- }
+ values.add(new UnionValueOptionContext(unionCls, valueType, valueGetter, codec));
}
return new UnionTypeCodec(unionCls, values);
};
}
- /**
- * Prepare codec for type from leaf's return type of leafref.
- *
- * @param unionCls
- * - union class
- * @param unionType
- * - union type
- * @param bindingCodecContext
- * - binding codec context
- * @param values
- * - union values
- * @param subtype
- * - subtype of union
- * @throws NoSuchMethodException when the getter method is not found
- */
- private static void addLeafrefValueCodec(final Class<?> unionCls, final UnionTypeDefinition unionType,
- final BindingCodecContext bindingCodecContext, final Set<UnionValueOptionContext> values,
- final TypeDefinition<?> subtype) throws NoSuchMethodException {
- final SchemaContext schemaContext = bindingCodecContext.getRuntimeContext().getSchemaContext();
- final Module module = schemaContext.findModule(subtype.getQName().getModule()).get();
- final RevisionAwareXPath xpath = ((LeafrefTypeDefinition) subtype).getPathStatement();
- // find schema node in schema context by xpath of leafref
- final SchemaNode dataNode;
- if (xpath.isAbsolute()) {
- dataNode = SchemaContextUtil.findDataSchemaNode(schemaContext, module, xpath);
- } else {
- dataNode = SchemaContextUtil.findDataSchemaNodeForRelativeXPath(schemaContext, module, unionType, xpath);
- }
- final String className = BindingMapping.getClassName(unionCls.getSimpleName());
- final LeafSchemaNode typeNode = (LeafSchemaNode) dataNode;
-
- // prepare name of type form return type of referenced leaf
- final String typeName = BindingMapping.getClassName(BaseYangTypes.BASE_YANG_TYPES_PROVIDER
- .javaTypeForSchemaDefinitionType(typeNode.getType(), typeNode).getName());
+ private static List<String> extractUnionProperties(final Type type) {
+ verify(type instanceof GeneratedTransferObject, "Unexpected runtime type %s", type);
- // get method via reflection from generated code according to
- // get_TypeName_Value method
- final Method valueGetterParent = unionCls
- .getMethod(new StringBuilder("get").append(typeName).append(className).append("Value").toString());
- final Class<?> returnType = valueGetterParent.getReturnType();
-
- // prepare codec of union subtype according to return type of referenced
- // leaf
- final Codec<Object, Object> valueCodec = bindingCodecContext.getCodec(returnType, subtype);
- values.add(new UnionValueOptionContext(unionCls, returnType, valueGetterParent, valueCodec));
+ GeneratedTransferObject gto = (GeneratedTransferObject) type;
+ while (true) {
+ if (gto instanceof RuntimeGeneratedUnion) {
+ return ((RuntimeGeneratedUnion) gto).typePropertyNames();
+ }
+ gto = verifyNotNull(gto.getSuperType(), "Cannot find union type information for %s", type);
+ }
}
@Override
@Override
public Object serialize(final Object input) {
- if (input != null) {
- for (final UnionValueOptionContext valCtx : typeCodecs) {
- final Object domValue = valCtx.serialize(input);
- if (domValue != null) {
- return domValue;
- }
+ for (final UnionValueOptionContext valCtx : typeCodecs) {
+ final Object domValue = valCtx.serialize(input);
+ if (domValue != null) {
+ return domValue;
}
}
- return null;
+ throw new IllegalStateException("No codec matched value " + input);
}
}