/**
* Returns all the fields that match the given pattern. If the pattern is prefixed with a type
* then the fields will be returned with a type prefix.
*/
public Collection<String> simpleMatchToIndexNames(String pattern) {
if (Regex.isSimpleMatchPattern(pattern) == false) {
// no wildcards
return Collections.singletonList(pattern);
}
return fieldTypes.simpleMatchToFullName(pattern);
}
private boolean assertMappersShareSameFieldType() {
for (DocumentMapper mapper : docMappers(false)) {
List<FieldMapper> fieldMappers = new ArrayList<>();
Collections.addAll(fieldMappers, mapper.mapping().metadataMappers);
MapperUtils.collect(mapper.root(), new ArrayList<ObjectMapper>(), fieldMappers);
for (FieldMapper fieldMapper : fieldMappers) {
assert fieldMapper.fieldType() == fieldTypes.get(fieldMapper.name()) : fieldMapper.name();
}
}
return true;
}
private void checkFieldUniqueness(
String type, Collection<ObjectMapper> objectMappers, Collection<FieldMapper> fieldMappers) {
assert Thread.holdsLock(this);
// first check within mapping
final Set<String> objectFullNames = new HashSet<>();
for (ObjectMapper objectMapper : objectMappers) {
final String fullPath = objectMapper.fullPath();
if (objectFullNames.add(fullPath) == false) {
throw new IllegalArgumentException(
"Object mapper [" + fullPath + "] is defined twice in mapping for type [" + type + "]");
}
}
final Set<String> fieldNames = new HashSet<>();
for (FieldMapper fieldMapper : fieldMappers) {
final String name = fieldMapper.name();
if (objectFullNames.contains(name)) {
throw new IllegalArgumentException(
"Field [" + name + "] is defined both as an object and a field in [" + type + "]");
} else if (fieldNames.add(name) == false) {
throw new IllegalArgumentException(
"Field [" + name + "] is defined twice in [" + type + "]");
}
}
// then check other types
for (String fieldName : fieldNames) {
if (fullPathObjectMappers.containsKey(fieldName)) {
throw new IllegalArgumentException(
"["
+ fieldName
+ "] is defined as a field in mapping ["
+ type
+ "] but this name is already used for an object in other types");
}
}
for (String objectPath : objectFullNames) {
if (fieldTypes.get(objectPath) != null) {
throw new IllegalArgumentException(
"["
+ objectPath
+ "] is defined as an object in mapping ["
+ type
+ "] but this name is already used for a field in other types");
}
}
}
protected void checkNewMappersCompatibility(
Collection<ObjectMapper> newObjectMappers,
Collection<FieldMapper> newFieldMappers,
boolean updateAllTypes) {
assert mappingLock.isWriteLockedByCurrentThread();
for (ObjectMapper newObjectMapper : newObjectMappers) {
ObjectMapper existingObjectMapper = fullPathObjectMappers.get(newObjectMapper.fullPath());
if (existingObjectMapper != null) {
MergeResult result = new MergeResult(true, updateAllTypes);
existingObjectMapper.merge(newObjectMapper, result);
if (result.hasConflicts()) {
throw new IllegalArgumentException(
"Mapper for ["
+ newObjectMapper.fullPath()
+ "] conflicts with existing mapping in other types"
+ Arrays.toString(result.buildConflicts()));
}
}
}
fieldTypes.checkCompatibility(newFieldMappers, updateAllTypes);
}
/**
* Returns the {@link MappedFieldType} for the give fullName.
*
* <p>If multiple types have fields with the same full name, the first is returned.
*/
public MappedFieldType fullName(String fullName) {
return fieldTypes.get(fullName);
}
/**
* Returns an {@link MappedFieldType} which has the given index name.
*
* <p>If multiple types have fields with the same index name, the first is returned.
*/
public MappedFieldType indexName(String indexName) {
return fieldTypes.getByIndexName(indexName);
}