private void serializeObject(final ParseContext context, String currentFieldName)
throws IOException {
if (currentFieldName == null) {
throw new MapperParsingException(
"object mapping ["
+ name
+ "] trying to serialize an object with no field associated with it, current value ["
+ context.parser().textOrNull()
+ "]");
}
context.path().add(currentFieldName);
Mapper objectMapper = mappers.get(currentFieldName);
if (objectMapper != null) {
objectMapper.parse(context);
} else {
Dynamic dynamic = this.dynamic;
if (dynamic == null) {
dynamic = context.root().dynamic();
}
if (dynamic == Dynamic.STRICT) {
throw new StrictDynamicMappingException(fullPath, currentFieldName);
} else if (dynamic == Dynamic.TRUE) {
// we sync here just so we won't add it twice. Its not the end of the world
// to sync here since next operations will get it before
synchronized (mutex) {
objectMapper = mappers.get(currentFieldName);
if (objectMapper == null) {
// 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).pathType(pathType);
// if this is a non root object, then explicitly set the dynamic behavior if set
if (!(this instanceof RootObjectMapper) && this.dynamic != Defaults.DYNAMIC) {
((Builder) builder).dynamic(this.dynamic);
}
}
BuilderContext builderContext =
new BuilderContext(context.indexSettings(), context.path());
objectMapper = builder.build(builderContext);
putDynamicMapper(context, currentFieldName, objectMapper);
} else {
objectMapper.parse(context);
}
}
} else {
// not dynamic, read everything up to end object
context.parser().skipChildren();
}
}
context.path().remove();
}
private void serializeArray(ParseContext context, String lastFieldName) throws IOException {
String arrayFieldName = lastFieldName;
Mapper mapper = mappers.get(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) {
mapper.parse(context);
} else {
serializeNonDynamicArray(context, lastFieldName, arrayFieldName);
}
} else {
Dynamic dynamic = this.dynamic;
if (dynamic == null) {
dynamic = context.root().dynamic();
}
if (dynamic == Dynamic.STRICT) {
throw new StrictDynamicMappingException(fullPath, arrayFieldName);
} else if (dynamic == Dynamic.TRUE) {
// we sync here just so we won't add it twice. Its not the end of the world
// to sync here since next operations will get it before
synchronized (mutex) {
mapper = mappers.get(arrayFieldName);
if (mapper == null) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, arrayFieldName, "object");
if (builder == null) {
serializeNonDynamicArray(context, lastFieldName, arrayFieldName);
return;
}
BuilderContext builderContext =
new BuilderContext(context.indexSettings(), context.path());
mapper = builder.build(builderContext);
if (mapper != null && mapper instanceof ArrayValueMapperParser) {
putDynamicMapper(context, arrayFieldName, mapper);
} else {
serializeNonDynamicArray(context, lastFieldName, arrayFieldName);
}
} else {
serializeNonDynamicArray(context, lastFieldName, arrayFieldName);
}
}
} else {
serializeNonDynamicArray(context, lastFieldName, arrayFieldName);
}
}
}
@Override
public void traverse(ObjectMapperListener objectMapperListener) {
objectMapperListener.objectMapper(this);
for (Mapper mapper : mappers.values()) {
mapper.traverse(objectMapperListener);
}
}
ObjectMapper(
String name,
String fullPath,
boolean enabled,
Nested nested,
Dynamic dynamic,
ContentPath.Type pathType,
Map<String, Mapper> mappers,
@Nullable @IndexSettings Settings settings) {
this.name = name;
this.fullPath = fullPath;
this.enabled = enabled;
this.nested = nested;
this.dynamic = dynamic;
this.pathType = pathType;
this.mappers = UpdateInPlaceMap.of(MapperService.getFieldMappersCollectionSwitch(settings));
if (mappers != null) {
UpdateInPlaceMap<String, Mapper>.Mutator mappersMutator = this.mappers.mutator();
mappersMutator.putAll(mappers);
mappersMutator.close();
}
this.nestedTypePathAsString = "__" + fullPath;
this.nestedTypePathAsBytes = new BytesRef(nestedTypePathAsString);
this.nestedTypeFilter = new TermFilter(new Term(TypeFieldMapper.NAME, nestedTypePathAsBytes));
}
@Override
public void unsetIncludeInAll() {
includeInAll = null;
// when called from outside, apply this on all the inner mappers
for (Mapper mapper : mappers.values()) {
if (mapper instanceof AllFieldMapper.IncludeInAll) {
((AllFieldMapper.IncludeInAll) mapper).unsetIncludeInAll();
}
}
}
@Override
public void includeInAllIfNotSet(Boolean includeInAll) {
if (this.includeInAll == null) {
this.includeInAll = includeInAll;
}
// when called from outside, apply this on all the inner mappers
for (Mapper mapper : mappers.values()) {
if (mapper instanceof AllFieldMapper.IncludeInAll) {
((AllFieldMapper.IncludeInAll) mapper).includeInAllIfNotSet(includeInAll);
}
}
}
private void serializeNullValue(ParseContext context, String lastFieldName) throws IOException {
// we can only handle null values if we have mappings for them
Mapper mapper = mappers.get(lastFieldName);
if (mapper != null) {
if (mapper instanceof FieldMapper) {
if (!((FieldMapper) mapper).supportsNullValue()) {
throw new MapperParsingException(
"no object mapping found for null value in [" + lastFieldName + "]");
}
}
mapper.parse(context);
}
}
private void serializeValue(
final ParseContext context, String currentFieldName, XContentParser.Token token)
throws IOException {
if (currentFieldName == null) {
throw new MapperParsingException(
"object mapping ["
+ name
+ "] trying to serialize a value with no field associated with it, current value ["
+ context.parser().textOrNull()
+ "]");
}
Mapper mapper = mappers.get(currentFieldName);
if (mapper != null) {
mapper.parse(context);
} else {
parseDynamicValue(context, currentFieldName, token);
}
}
public OntologyMapper(
FieldMapper.Names names,
FieldType fieldType,
Boolean docValues,
NamedAnalyzer indexAnalyzer,
NamedAnalyzer searchAnalyzer,
PostingsFormatProvider postingsFormat,
DocValuesFormatProvider docValuesFormat,
SimilarityProvider similarity,
@Nullable Settings fieldDataSettings,
Settings indexSettings,
MultiFields multiFields,
OntologySettings oSettings,
Map<String, FieldMapper<String>> fieldMappers,
ThreadPool threadPool) {
super(
names,
1f,
fieldType,
docValues,
searchAnalyzer,
indexAnalyzer,
postingsFormat,
docValuesFormat,
similarity,
null,
fieldDataSettings,
indexSettings,
multiFields,
null);
this.ontologySettings = oSettings;
// Mappers are added to mappers map as they are used/created
this.mappers =
UpdateInPlaceMap.of(MapperService.getFieldMappersCollectionSwitch(indexSettings));
mappers.mutator().putAll(fieldMappers).close();
this.threadPool = threadPool;
}
public void parseDynamicValue(
final ParseContext context, String currentFieldName, XContentParser.Token token)
throws IOException {
Dynamic dynamic = this.dynamic;
if (dynamic == null) {
dynamic = context.root().dynamic();
}
if (dynamic == Dynamic.STRICT) {
throw new StrictDynamicMappingException(fullPath, currentFieldName);
}
if (dynamic == Dynamic.FALSE) {
return;
}
// we sync here since we don't want to add this field twice to the document mapper
// its not the end of the world, since we add it to the mappers once we create it
// so next time we won't even get here for this field
synchronized (mutex) {
Mapper mapper = mappers.get(currentFieldName);
if (mapper == null) {
BuilderContext builderContext = new BuilderContext(context.indexSettings(), context.path());
if (token == XContentParser.Token.VALUE_STRING) {
boolean resolved = false;
// do a quick test to see if its fits a dynamic template, if so, use it.
// we need to do it here so we can handle things like attachment templates, where calling
// text (to see if its a date) causes the binary value to be cleared
if (!resolved) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "string", null);
if (builder != null) {
mapper = builder.build(builderContext);
resolved = true;
}
}
if (!resolved && context.parser().textLength() == 0) {
// empty string with no mapping, treat it like null value
return;
}
if (!resolved && context.root().dateDetection()) {
String text = context.parser().text();
// a safe check since "1" gets parsed as well
if (Strings.countOccurrencesOf(text, ":") > 1
|| Strings.countOccurrencesOf(text, "-") > 1
|| Strings.countOccurrencesOf(text, "/") > 1) {
for (FormatDateTimeFormatter dateTimeFormatter :
context.root().dynamicDateTimeFormatters()) {
try {
dateTimeFormatter.parser().parseMillis(text);
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "date");
if (builder == null) {
builder = dateField(currentFieldName).dateTimeFormatter(dateTimeFormatter);
}
mapper = builder.build(builderContext);
resolved = true;
break;
} catch (Exception e) {
// failure to parse this, continue
}
}
}
}
if (!resolved && context.root().numericDetection()) {
String text = context.parser().text();
try {
Long.parseLong(text);
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "long");
if (builder == null) {
builder = longField(currentFieldName);
}
mapper = builder.build(builderContext);
resolved = true;
} catch (Exception e) {
// not a long number
}
if (!resolved) {
try {
Double.parseDouble(text);
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "double");
if (builder == null) {
builder = doubleField(currentFieldName);
}
mapper = builder.build(builderContext);
resolved = true;
} catch (Exception e) {
// not a long number
}
}
}
// DON'T do automatic ip detection logic, since it messes up with docs that have hosts and
// ips
// check if its an ip
// if (!resolved && text.indexOf('.') != -1) {
// try {
// IpFieldMapper.ipToLong(text);
// XContentMapper.Builder builder =
// context.root().findTemplateBuilder(context, currentFieldName, "ip");
// if (builder == null) {
// builder = ipField(currentFieldName);
// }
// mapper = builder.build(builderContext);
// resolved = true;
// } catch (Exception e) {
// // failure to parse, not ip...
// }
// }
if (!resolved) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "string");
if (builder == null) {
builder = stringField(currentFieldName);
}
mapper = builder.build(builderContext);
}
} else if (token == XContentParser.Token.VALUE_NUMBER) {
XContentParser.NumberType numberType = context.parser().numberType();
if (numberType == XContentParser.NumberType.INT) {
if (context.parser().estimatedNumberType()) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "long");
if (builder == null) {
builder = longField(currentFieldName);
}
mapper = builder.build(builderContext);
} else {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "integer");
if (builder == null) {
builder = integerField(currentFieldName);
}
mapper = builder.build(builderContext);
}
} else if (numberType == XContentParser.NumberType.LONG) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "long");
if (builder == null) {
builder = longField(currentFieldName);
}
mapper = builder.build(builderContext);
} else if (numberType == XContentParser.NumberType.FLOAT) {
if (context.parser().estimatedNumberType()) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "double");
if (builder == null) {
builder = doubleField(currentFieldName);
}
mapper = builder.build(builderContext);
} else {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "float");
if (builder == null) {
builder = floatField(currentFieldName);
}
mapper = builder.build(builderContext);
}
} else if (numberType == XContentParser.NumberType.DOUBLE) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "double");
if (builder == null) {
builder = doubleField(currentFieldName);
}
mapper = builder.build(builderContext);
}
} else if (token == XContentParser.Token.VALUE_BOOLEAN) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "boolean");
if (builder == null) {
builder = booleanField(currentFieldName);
}
mapper = builder.build(builderContext);
} else if (token == XContentParser.Token.VALUE_EMBEDDED_OBJECT) {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, "binary");
if (builder == null) {
builder = binaryField(currentFieldName);
}
mapper = builder.build(builderContext);
} else {
Mapper.Builder builder =
context.root().findTemplateBuilder(context, currentFieldName, null);
if (builder != null) {
mapper = builder.build(builderContext);
} else {
// TODO how do we identify dynamically that its a binary value?
throw new ElasticsearchIllegalStateException(
"Can't handle serializing a dynamic type with content token ["
+ token
+ "] and field name ["
+ currentFieldName
+ "]");
}
}
if (context.isWithinNewMapper()) {
mapper.parse(context);
} else {
context.setWithinNewMapper();
try {
mapper.parse(context);
FieldMapperListener.Aggregator newFields = new FieldMapperListener.Aggregator();
mapper.traverse(newFields);
context.docMapper().addFieldMappers(newFields.mappers);
} finally {
context.clearWithinNewMapper();
}
}
// only put after we traversed and did the callbacks, so other parsing won't see it only
// after we
// properly traversed it and adding the mappers
putMapper(mapper);
context.setMappingsModified();
} else {
mapper.parse(context);
}
}
}
@Override
public void traverse(FieldMapperListener fieldMapperListener) {
for (Mapper mapper : mappers.values()) {
mapper.traverse(fieldMapperListener);
}
}
public void toXContent(
XContentBuilder builder, Params params, ToXContent custom, Mapper... additionalMappers)
throws IOException {
builder.startObject(name);
if (nested.isNested()) {
builder.field("type", NESTED_CONTENT_TYPE);
if (nested.isIncludeInParent()) {
builder.field("include_in_parent", true);
}
if (nested.isIncludeInRoot()) {
builder.field("include_in_root", true);
}
} else if (mappers
.isEmpty()) { // only write the object content type if there are no properties, otherwise,
// it is automatically detected
builder.field("type", CONTENT_TYPE);
}
if (dynamic != null) {
builder.field("dynamic", dynamic.name().toLowerCase(Locale.ROOT));
}
if (enabled != Defaults.ENABLED) {
builder.field("enabled", enabled);
}
if (pathType != Defaults.PATH_TYPE) {
builder.field("path", pathType.name().toLowerCase(Locale.ROOT));
}
if (includeInAll != null) {
builder.field("include_in_all", includeInAll);
}
if (custom != null) {
custom.toXContent(builder, params);
}
doXContent(builder, params);
// sort the mappers so we get consistent serialization format
Mapper[] sortedMappers = Iterables.toArray(mappers.values(), Mapper.class);
Arrays.sort(
sortedMappers,
new Comparator<Mapper>() {
@Override
public int compare(Mapper o1, Mapper o2) {
return o1.name().compareTo(o2.name());
}
});
// check internal mappers first (this is only relevant for root object)
for (Mapper mapper : sortedMappers) {
if (mapper instanceof InternalMapper) {
mapper.toXContent(builder, params);
}
}
if (additionalMappers != null && additionalMappers.length > 0) {
TreeMap<String, Mapper> additionalSortedMappers = new TreeMap<>();
for (Mapper mapper : additionalMappers) {
additionalSortedMappers.put(mapper.name(), mapper);
}
for (Mapper mapper : additionalSortedMappers.values()) {
mapper.toXContent(builder, params);
}
}
if (!mappers.isEmpty()) {
builder.startObject("properties");
for (Mapper mapper : sortedMappers) {
if (!(mapper instanceof InternalMapper)) {
mapper.toXContent(builder, params);
}
}
builder.endObject();
}
builder.endObject();
}
@Override
public void close() {
for (Mapper mapper : mappers.values()) {
mapper.close();
}
}
@Override
public void merge(final Mapper mergeWith, final MergeContext mergeContext)
throws MergeMappingException {
if (!(mergeWith instanceof ObjectMapper)) {
mergeContext.addConflict(
"Can't merge a non object mapping ["
+ mergeWith.name()
+ "] with an object mapping ["
+ name()
+ "]");
return;
}
ObjectMapper mergeWithObject = (ObjectMapper) mergeWith;
if (nested().isNested()) {
if (!mergeWithObject.nested().isNested()) {
mergeContext.addConflict(
"object mapping [" + name() + "] can't be changed from nested to non-nested");
return;
}
} else {
if (mergeWithObject.nested().isNested()) {
mergeContext.addConflict(
"object mapping [" + name() + "] can't be changed from non-nested to nested");
return;
}
}
if (!mergeContext.mergeFlags().simulate()) {
if (mergeWithObject.dynamic != null) {
this.dynamic = mergeWithObject.dynamic;
}
}
doMerge(mergeWithObject, mergeContext);
List<Mapper> mappersToPut = new ArrayList<>();
FieldMapperListener.Aggregator newFieldMappers = new FieldMapperListener.Aggregator();
ObjectMapperListener.Aggregator newObjectMappers = new ObjectMapperListener.Aggregator();
synchronized (mutex) {
for (Mapper mapper : mergeWithObject.mappers.values()) {
Mapper mergeWithMapper = mapper;
Mapper mergeIntoMapper = mappers.get(mergeWithMapper.name());
if (mergeIntoMapper == null) {
// no mapping, simply add it if not simulating
if (!mergeContext.mergeFlags().simulate()) {
mappersToPut.add(mergeWithMapper);
mergeWithMapper.traverse(newFieldMappers);
mergeWithMapper.traverse(newObjectMappers);
}
} else {
mergeIntoMapper.merge(mergeWithMapper, mergeContext);
}
}
if (!newFieldMappers.mappers.isEmpty()) {
mergeContext.docMapper().addFieldMappers(newFieldMappers.mappers);
}
if (!newObjectMappers.mappers.isEmpty()) {
mergeContext.docMapper().addObjectMappers(newObjectMappers.mappers);
}
// and the mappers only after the administration have been done, so it will not be visible to
// parser (which first try to read with no lock)
for (Mapper mapper : mappersToPut) {
putMapper(mapper);
}
}
}
