-public final class JSONCodecFactory {
- private static final Logger LOG = LoggerFactory.getLogger(JSONCodecFactory.class);
- private static final JSONCodec<Object> NULL_CODEC = new JSONCodec<Object>() {
- @Override
- public Object deserialize(final String input) {
- return null;
- }
-
- @Override
- public String serialize(final Object input) {
- return null;
- }
-
- @Override
- public void serializeToWriter(final JsonWriter writer, final Object value) throws IOException {
- // NOOP since codec is unkwown.
- LOG.warn("Call of the serializeToWriter method on JSONCodecFactory.NULL_CODEC object. No operation performed.");
- }
- };
-
- private final LoadingCache<DataSchemaNode, JSONCodec<?>> codecs =
- CacheBuilder.newBuilder().softValues().build(new CacheLoader<DataSchemaNode, JSONCodec<?>>() {
- @Override
- public JSONCodec<?> load(final DataSchemaNode key) throws Exception {
- final TypeDefinition<?> type;
- if (key instanceof LeafSchemaNode) {
- type = ((LeafSchemaNode) key).getType();
- } else if (key instanceof LeafListSchemaNode) {
- type = ((LeafListSchemaNode) key).getType();
- } else {
- throw new IllegalArgumentException("Not supported node type " + key.getClass().getName());
- }
- return createCodec(key,type);
- }
- });
-
- private final SchemaContext schemaContext;
- private final JSONCodec<?> iidCodec;
-
- private JSONCodecFactory(final SchemaContext context) {
- this.schemaContext = Preconditions.checkNotNull(context);
- iidCodec = new JSONStringInstanceIdentifierCodec(context, this);
- }
-
- /**
- * Instantiate a new codec factory attached to a particular context.
- *
- * @param context SchemaContext to which the factory should be bound
- * @return A codec factory instance.
- */
- public static JSONCodecFactory create(final SchemaContext context) {
- return new JSONCodecFactory(context);
- }
-
- private JSONCodec<?> createCodec(final DataSchemaNode key, final TypeDefinition<?> type) {
- if (type instanceof LeafrefTypeDefinition) {
- return createReferencedTypeCodec(key, (LeafrefTypeDefinition) type);
- } else if (type instanceof IdentityrefTypeDefinition) {
- return createIdentityrefTypeCodec(key);
- } else if (type instanceof UnionTypeDefinition) {
- return createUnionTypeCodec(key, (UnionTypeDefinition) type);
- }
- return createFromSimpleType(key, type);
- }
-
- private JSONCodec<?> createReferencedTypeCodec(final DataSchemaNode schema,
- final LeafrefTypeDefinition type) {
- // FIXME: Verify if this does indeed support leafref of leafref
- final TypeDefinition<?> referencedType =
- SchemaContextUtil.getBaseTypeForLeafRef(type, getSchemaContext(), schema);
- Verify.verifyNotNull(referencedType, "Unable to find base type for leafref node '%s'.", schema.getPath());
- return createCodec(schema, referencedType);
- }
-
- private JSONCodec<QName> createIdentityrefTypeCodec(final DataSchemaNode schema) {
- final JSONCodec<QName> jsonStringIdentityrefCodec =
- new JSONStringIdentityrefCodec(schemaContext, schema.getQName().getModule());
- return jsonStringIdentityrefCodec;
- }
-
- private JSONCodec<Object> createUnionTypeCodec(final DataSchemaNode schema, final UnionTypeDefinition type) {
- final JSONCodec<Object> jsonStringUnionCodec = new JSONStringUnionCodec(schema, type, this);
- return jsonStringUnionCodec;
- }
-
- private JSONCodec<?> createFromSimpleType(final DataSchemaNode schema, final TypeDefinition<?> type) {
- if (type instanceof InstanceIdentifierTypeDefinition) {
- return iidCodec;
- }
- if (type instanceof EmptyTypeDefinition) {
- return JSONEmptyCodec.INSTANCE;
- }
-
- final TypeDefinitionAwareCodec<Object, ?> codec = TypeDefinitionAwareCodec.from(type);
- if (codec == null) {
- LOG.debug("Codec for type \"{}\" is not implemented yet.", type.getQName()
- .getLocalName());
- return NULL_CODEC;
- }
- return AbstractJSONCodec.create(codec);
- }
-
- SchemaContext getSchemaContext() {
- return schemaContext;
- }
-
- JSONCodec<?> codecFor(final DataSchemaNode schema) {
- return codecs.getUnchecked(schema);
- }
-
- JSONCodec<?> codecFor(final DataSchemaNode schema, final TypeDefinition<?> unionSubType) {
- return createCodec(schema, unionSubType);
+public abstract class JSONCodecFactory extends AbstractCodecFactory<JSONCodec<?>> {
+ JSONCodecFactory(final @NonNull EffectiveModelContext context, final @NonNull CodecCache<JSONCodec<?>> cache) {
+ super(context, cache);
+ }
+
+ @Override
+ protected final JSONCodec<?> binaryCodec(final BinaryTypeDefinition type) {
+ return new QuotedJSONCodec<>(BinaryStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> booleanCodec(final BooleanTypeDefinition type) {
+ return new BooleanJSONCodec(BooleanStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> bitsCodec(final BitsTypeDefinition type) {
+ return new QuotedJSONCodec<>(BitsStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> decimalCodec(final DecimalTypeDefinition type) {
+ return wrapDecimalCodec(DecimalStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> emptyCodec(final EmptyTypeDefinition type) {
+ return EmptyJSONCodec.INSTANCE;
+ }
+
+ @Override
+ protected final JSONCodec<?> enumCodec(final EnumTypeDefinition type) {
+ return new QuotedJSONCodec<>(EnumStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> identityRefCodec(final IdentityrefTypeDefinition type, final QNameModule module) {
+ return new IdentityrefJSONCodec(getEffectiveModelContext(), module);
+ }
+
+ @Override
+ protected final JSONCodec<?> int8Codec(final Int8TypeDefinition type) {
+ return new NumberJSONCodec<>(AbstractIntegerStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> int16Codec(final Int16TypeDefinition type) {
+ return new NumberJSONCodec<>(AbstractIntegerStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> int32Codec(final Int32TypeDefinition type) {
+ return new NumberJSONCodec<>(AbstractIntegerStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> int64Codec(final Int64TypeDefinition type) {
+ return wrapIntegerCodec(AbstractIntegerStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> stringCodec(final StringTypeDefinition type) {
+ return new QuotedJSONCodec<>(StringStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> uint8Codec(final Uint8TypeDefinition type) {
+ return new NumberJSONCodec<>(AbstractIntegerStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> uint16Codec(final Uint16TypeDefinition type) {
+ return new NumberJSONCodec<>(AbstractIntegerStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> uint32Codec(final Uint32TypeDefinition type) {
+ return new NumberJSONCodec<>(AbstractIntegerStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> uint64Codec(final Uint64TypeDefinition type) {
+ return wrapIntegerCodec(AbstractIntegerStringCodec.from(type));
+ }
+
+ @Override
+ protected final JSONCodec<?> unionCodec(final UnionTypeDefinition type, final List<JSONCodec<?>> codecs) {
+ return UnionJSONCodec.create(type, codecs);
+ }
+
+ @Override
+ protected final JSONCodec<?> unknownCodec(final UnknownTypeDefinition type) {
+ return NullJSONCodec.INSTANCE;
+ }
+
+ @Override
+ protected abstract JSONCodec<?> instanceIdentifierCodec(InstanceIdentifierTypeDefinition type);
+
+ // Returns a one-off factory for the purposes of normalizing an anydata tree.
+ //
+ // FIXME: 7.0.0: this is really ugly, as we should be able to tell if the new context is the same as ours and
+ // whether our cache is thread-safe -- in which case we should just return this.
+ // The supplier/cache/factory layout needs to be reworked so that this call ends up being equivalent
+ // to JSONCodecFactorySupplier.getShared() in case this factory is not thread safe.
+ //
+ // The above is not currently possible, as we cannot reference JSONCodecFactorySupplier from the
+ // factory due to that potentially creating a circular reference.
+ final JSONCodecFactory rebaseTo(final EffectiveModelContext newSchemaContext) {
+ return rebaseTo(newSchemaContext, new LazyCodecCache<>());
+ }
+
+ abstract JSONCodecFactory rebaseTo(EffectiveModelContext newSchemaContext, CodecCache<JSONCodec<?>> newCache);
+
+ abstract JSONCodec<?> wrapDecimalCodec(DecimalStringCodec decimalCodec);
+
+ abstract JSONCodec<?> wrapIntegerCodec(AbstractIntegerStringCodec<?, ?> integerCodec);
+
+ final JSONCodec<?> codecFor(final TypedDataSchemaNode currentNode) {
+ return codecFor(currentNode, type -> verifyNotNull(
+ SchemaContextUtil.getBaseTypeForLeafRef(type, getEffectiveModelContext(), currentNode),
+ "Unable to find base type for leafref node %s type %s.", currentNode, type));