private static ObjectMapper parseValue(
final ParseContext context,
ObjectMapper parentMapper,
String currentFieldName,
XContentParser.Token token)
throws IOException {
if (currentFieldName == null) {
throw new MapperParsingException(
"object mapping ["
+ parentMapper.name()
+ "] trying to serialize a value with no field associated with it, current value ["
+ context.parser().textOrNull()
+ "]");
}
Mapper mapper = parentMapper.getMapper(currentFieldName);
if (mapper != null) {
Mapper subUpdate = parseObjectOrField(context, mapper);
if (subUpdate == null) {
return null;
}
return parentMapper.mappingUpdate(subUpdate);
} else {
return parseDynamicValue(context, parentMapper, currentFieldName, token);
}
}
private static void parseNullValue(ParseContext context, ObjectMapper parentMapper, String lastFieldName) throws IOException {
// we can only handle null values if we have mappings for them
Mapper mapper = parentMapper.getMapper(lastFieldName);
if (mapper != null) {
// TODO: passing null to an object seems bogus?
parseObjectOrField(context, mapper);
} else if (parentMapper.dynamic() == ObjectMapper.Dynamic.STRICT) {
throw new StrictDynamicMappingException(parentMapper.fullPath(), lastFieldName);
}
}
private static ObjectMapper parseObject(
final ParseContext context, ObjectMapper mapper, String currentFieldName) throws IOException {
if (currentFieldName == null) {
throw new MapperParsingException(
"object mapping ["
+ mapper.name()
+ "] trying to serialize an object with no field associated with it, current value ["
+ context.parser().textOrNull()
+ "]");
}
context.path().add(currentFieldName);
ObjectMapper update = null;
Mapper objectMapper = mapper.getMapper(currentFieldName);
if (objectMapper != null) {
final Mapper subUpdate = parseObjectOrField(context, objectMapper);
if (subUpdate != null) {
// propagate mapping update
update = mapper.mappingUpdate(subUpdate);
}
} else {
ObjectMapper.Dynamic dynamic = mapper.dynamic();
if (dynamic == null) {
dynamic = dynamicOrDefault(context.root().dynamic());
}
if (dynamic == ObjectMapper.Dynamic.STRICT) {
throw new StrictDynamicMappingException(mapper.fullPath(), currentFieldName);
} else if (dynamic == ObjectMapper.Dynamic.TRUE) {
// remove the current field name from path, since template search and the object builder add
// it as well...
context.path().remove();
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "object");
if (builder == null) {
builder = MapperBuilders.object(currentFieldName).enabled(true);
// if this is a non root object, then explicitly set the dynamic behavior if set
if (!(mapper instanceof RootObjectMapper)
&& mapper.dynamic() != ObjectMapper.Defaults.DYNAMIC) {
((ObjectMapper.Builder) builder).dynamic(mapper.dynamic());
}
}
Mapper.BuilderContext builderContext =
new Mapper.BuilderContext(context.indexSettings(), context.path());
objectMapper = builder.build(builderContext);
context.path().add(currentFieldName);
update = mapper.mappingUpdate(parseAndMergeUpdate(objectMapper, context));
} else {
// not dynamic, read everything up to end object
context.parser().skipChildren();
}
}
context.path().remove();
return update;
}
private static ObjectMapper parseArray(
ParseContext context, ObjectMapper parentMapper, String lastFieldName) throws IOException {
String arrayFieldName = lastFieldName;
Mapper mapper = parentMapper.getMapper(lastFieldName);
if (mapper != null) {
// There is a concrete mapper for this field already. Need to check if the mapper
// expects an array, if so we pass the context straight to the mapper and if not
// we serialize the array components
if (mapper instanceof ArrayValueMapperParser) {
final Mapper subUpdate = parseObjectOrField(context, mapper);
if (subUpdate != null) {
// propagate the mapping update
return parentMapper.mappingUpdate(subUpdate);
} else {
return null;
}
} else {
return parseNonDynamicArray(context, parentMapper, lastFieldName, arrayFieldName);
}
} else {
ObjectMapper.Dynamic dynamic = parentMapper.dynamic();
if (dynamic == null) {
dynamic = dynamicOrDefault(context.root().dynamic());
}
if (dynamic == ObjectMapper.Dynamic.STRICT) {
throw new StrictDynamicMappingException(parentMapper.fullPath(), arrayFieldName);
} else if (dynamic == ObjectMapper.Dynamic.TRUE) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, arrayFieldName, "object");
if (builder == null) {
return parseNonDynamicArray(context, parentMapper, lastFieldName, arrayFieldName);
}
Mapper.BuilderContext builderContext =
new Mapper.BuilderContext(context.indexSettings(), context.path());
mapper = builder.build(builderContext);
if (mapper != null && mapper instanceof ArrayValueMapperParser) {
context.path().add(arrayFieldName);
mapper = parseAndMergeUpdate(mapper, context);
return parentMapper.mappingUpdate(mapper);
} else {
return parseNonDynamicArray(context, parentMapper, lastFieldName, arrayFieldName);
}
} else {
return parseNonDynamicArray(context, parentMapper, lastFieldName, arrayFieldName);
}
}
}