Uses of Interface
dev.hardwood.metadata.LogicalType

Packages that use LogicalType

Package	Description
dev.hardwood.metadata	Low-level Parquet file metadata types that mirror the Thrift definitions.
dev.hardwood.schema	High-level Parquet schema types with computed definition and repetition levels.

Uses of LogicalType in dev.hardwood.metadata

Classes in dev.hardwood.metadata that implement LogicalType

Modifier and Type	Class	Description
static final record	LogicalType.BsonType	BSON document stored as a byte array.
static final record	LogicalType.DateType	Calendar date (days since Unix epoch).
static final record	LogicalType.DecimalType	Decimal with fixed scale and precision.
static final record	LogicalType.EnumType	Enum stored as a UTF-8 string.
static final record	LogicalType.Float16Type	IEEE 754 half-precision (binary16) floating point, stored as a 2-byte FIXED_LEN_BYTE_ARRAY in little-endian byte order.
static final record	LogicalType.GeographyType	Geography type with configurable CRS
static final record	LogicalType.GeometryType	Geometry type with configurable CRS
static final record	LogicalType.IntervalType	Interval stored as a 12-byte fixed-length byte array (months, days, millis).
static final record	LogicalType.IntType	Integer type with a specific bit width and signedness.
static final record	LogicalType.JsonType	JSON document stored as a UTF-8 string.
static final record	LogicalType.ListType	List (repeated element) logical type.
static final record	LogicalType.MapType	Map (key-value pairs) logical type.
static final record	LogicalType.NullType	Column whose every value is null.
static final record	LogicalType.StringType	UTF-8 encoded string.
static final record	LogicalType.TimestampType	Timestamp with configurable precision and UTC adjustment.
static final record	LogicalType.TimeType	Time of day with configurable precision and UTC adjustment.
static final record	LogicalType.UuidType	UUID stored as a 16-byte fixed-length byte array.
static final record	LogicalType.VariantType	Variant (self-describing, semi-structured) logical type per the Parquet Variant spec.

Methods in dev.hardwood.metadata that return LogicalType

Modifier and Type	Method	Description
LogicalType	SchemaElement.logicalType()	Returns the value of the logicalType record component.

Methods in dev.hardwood.metadata with parameters of type LogicalType

Modifier and Type	Method	Description
static SchemaElement	SchemaElement.fixedLengthPrimitive(String name, int typeLength, RepetitionType repetitionType, LogicalType logicalType)	Creates a PhysicalType.FIXED_LEN_BYTE_ARRAY element.
static SchemaElement	SchemaElement.group(String name, RepetitionType repetitionType, int numChildren, LogicalType logicalType)	Creates a group element.
static SchemaElement	SchemaElement.primitive(String name, PhysicalType type, RepetitionType repetitionType, LogicalType logicalType)	Creates a primitive element.

Constructors in dev.hardwood.metadata with parameters of type LogicalType

Modifier	Constructor	Description
	SchemaElement(String name, PhysicalType type, Integer typeLength, RepetitionType repetitionType, Integer numChildren, ConvertedType convertedType, Integer scale, Integer precision, Integer fieldId, LogicalType logicalType)	Creates an instance of a SchemaElement record class.

Uses of LogicalType in dev.hardwood.schema

Methods in dev.hardwood.schema that return LogicalType

Modifier and Type	Method	Description
LogicalType	ColumnSchema.logicalType()	Returns the value of the logicalType record component.
LogicalType	SchemaNode.GroupNode.logicalType()	Returns the value of the logicalType record component.
LogicalType	SchemaNode.PrimitiveNode.logicalType()	Returns the value of the logicalType record component.

Methods in dev.hardwood.schema with parameters of type LogicalType

Modifier and Type	Method	Description
FileSchema.Builder	FileSchema.Builder.addColumn(String columnName, PhysicalType type, RepetitionType repetition, int typeLength, LogicalType logicalType)	Append a primitive column carrying a logical type annotation, giving the fixed byte length of a FIXED_LEN_BYTE_ARRAY column.
FileSchema.Builder	FileSchema.Builder.addColumn(String columnName, PhysicalType type, RepetitionType repetition, LogicalType logicalType)	Append a primitive column carrying a logical type annotation.
FileSchema.StructBuilder	FileSchema.StructBuilder.addColumn(String columnName, PhysicalType type, RepetitionType repetition, int typeLength, LogicalType logicalType)	Append a primitive field carrying a logical type annotation, giving the fixed byte length of a FIXED_LEN_BYTE_ARRAY column.
FileSchema.StructBuilder	FileSchema.StructBuilder.addColumn(String columnName, PhysicalType type, RepetitionType repetition, LogicalType logicalType)	Append a primitive field carrying a logical type annotation.
FileSchema.Builder	FileSchema.Builder.map(String mapName, RepetitionType repetition, PhysicalType keyType, int keyTypeLength, LogicalType keyLogicalType, Consumer<FileSchema.ElementBuilder> value)	Append a MAP group whose key carries a logical type annotation, giving the fixed byte length of a FIXED_LEN_BYTE_ARRAY key.
FileSchema.Builder	FileSchema.Builder.map(String mapName, RepetitionType repetition, PhysicalType keyType, LogicalType keyLogicalType, Consumer<FileSchema.ElementBuilder> value)	Append a MAP group whose key carries a logical type annotation — a STRING key being the common case.
void	FileSchema.ElementBuilder.map(RepetitionType repetition, PhysicalType keyType, int keyTypeLength, LogicalType keyLogicalType, Consumer<FileSchema.ElementBuilder> value)	Declare a nested MAP element whose key carries a logical type annotation, giving the fixed byte length of a FIXED_LEN_BYTE_ARRAY key.
void	FileSchema.ElementBuilder.map(RepetitionType repetition, PhysicalType keyType, LogicalType keyLogicalType, Consumer<FileSchema.ElementBuilder> value)	Declare a nested MAP element whose key carries a logical type annotation.
FileSchema.StructBuilder	FileSchema.StructBuilder.map(String mapName, RepetitionType repetition, PhysicalType keyType, int keyTypeLength, LogicalType keyLogicalType, Consumer<FileSchema.ElementBuilder> value)	Append a nested MAP field whose key carries a logical type annotation, giving the fixed byte length of a FIXED_LEN_BYTE_ARRAY key.
FileSchema.StructBuilder	FileSchema.StructBuilder.map(String mapName, RepetitionType repetition, PhysicalType keyType, LogicalType keyLogicalType, Consumer<FileSchema.ElementBuilder> value)	Append a nested MAP field whose key carries a logical type annotation.
void	FileSchema.ElementBuilder.primitive(PhysicalType type, RepetitionType repetition, int typeLength, LogicalType logicalType)	Declare a primitive element carrying a logical type annotation, giving the fixed byte length of a FIXED_LEN_BYTE_ARRAY element.
void	FileSchema.ElementBuilder.primitive(PhysicalType type, RepetitionType repetition, LogicalType logicalType)	Declare a primitive element carrying a logical type annotation.

Constructors in dev.hardwood.schema with parameters of type LogicalType

Modifier	Constructor	Description
	ColumnSchema(FieldPath fieldPath, PhysicalType type, RepetitionType repetitionType, Integer typeLength, int columnIndex, int maxDefinitionLevel, int maxRepetitionLevel, LogicalType logicalType)	Creates an instance of a ColumnSchema record class.
	GroupNode(String name, RepetitionType repetitionType, ConvertedType convertedType, LogicalType logicalType, List<SchemaNode> children, int maxDefinitionLevel, int maxRepetitionLevel)	Creates an instance of a GroupNode record class.
	PrimitiveNode(String name, PhysicalType type, RepetitionType repetitionType, LogicalType logicalType, int columnIndex, int maxDefinitionLevel, int maxRepetitionLevel)	Creates an instance of a PrimitiveNode record class.