smile.data.type

Class DataTypes

java.lang.Object

smile.data.type.DataTypes

public class DataTypes
extends java.lang.Object

To get a specific data type, users should use singleton objects and factory methods in this class.

Field Summary

Fields

Modifier and Type	Field and Description
static ArrayType	BooleanArrayType Boolean Array data type.
static ObjectType	BooleanObjectType Boolean Object data type.
static BooleanType	BooleanType Boolean data type.
static ArrayType	ByteArrayType Byte Array data type.
static ObjectType	ByteObjectType Byte Object data type.
static ByteType	ByteType Byte data type.
static ArrayType	CharArrayType Char Array data type.
static ObjectType	CharObjectType Char Object data type.
static CharType	CharType Char data type.
static DateTimeType	DateTimeType DateTime data type with ISO format.
static DateType	DateType Date data type with ISO format.
static DecimalType	DecimalType Decimal data type.
static ArrayType	DoubleArrayType Double Array data type.
static ObjectType	DoubleObjectType Double Object data type.
static DoubleType	DoubleType Double data type.
static ArrayType	FloatArrayType Float Array data type.
static ObjectType	FloatObjectType Float Object data type.
static FloatType	FloatType Float data type.
static ArrayType	IntegerArrayType Integer Array data type.
static ObjectType	IntegerObjectType Integer Object data type.
static IntegerType	IntegerType Integer data type.
static ArrayType	LongArrayType Long Array data type.
static ObjectType	LongObjectType Long Object data type.
static LongType	LongType Long data type.
static ObjectType	ObjectType Plain Object data type.
static ArrayType	ShortArrayType Short Array data type.
static ObjectType	ShortObjectType Short Object data type.
static ShortType	ShortType Short data type.
static StringType	StringType String data type.
static TimeType	TimeType Time data type with ISO format.

Constructor Summary

Constructors

Constructor and Description
DataTypes()

Method Summary

Modifier and Type	Method and Description
static ArrayType	array(DataType type) Creates an array data type.
static DateType	date(java.lang.String pattern) Date data type with customized format.
static DateTimeType	datetime(java.lang.String pattern) DateTime data type with customized format.
static DataType	object(java.lang.Class clazz) Creates an object data type of a given class.
static StructType	struct(java.util.List<StructField> fields) Creates a struct data type.
static StructType	struct(java.sql.ResultSet rs) Creates a struct data type from JDBC result set meta data.
static StructType	struct(java.sql.ResultSetMetaData meta, java.lang.String dbms) Creates a struct data type from JDBC result set meta data.
static StructType	struct(StructField... fields) Creates a struct data type.
static TimeType	time(java.lang.String pattern) ime data type with customized format.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

BooleanType

public static BooleanType BooleanType

Boolean data type.

CharType

public static CharType CharType

Char data type.

ByteType

public static ByteType ByteType

Byte data type.

ShortType

public static ShortType ShortType

Short data type.

IntegerType

public static IntegerType IntegerType

Integer data type.

LongType

public static LongType LongType

Long data type.

FloatType

public static FloatType FloatType

Float data type.

DoubleType

public static DoubleType DoubleType

Double data type.

DecimalType

public static DecimalType DecimalType

Decimal data type.

StringType

public static StringType StringType

String data type.

DateType

public static DateType DateType

Date data type with ISO format.

DateTimeType

public static DateTimeType DateTimeType

DateTime data type with ISO format.

TimeType

public static TimeType TimeType

Time data type with ISO format.

ObjectType

public static ObjectType ObjectType

Plain Object data type.

BooleanObjectType

public static ObjectType BooleanObjectType

Boolean Object data type.

CharObjectType

public static ObjectType CharObjectType

Char Object data type.

ByteObjectType

public static ObjectType ByteObjectType

Byte Object data type.

ShortObjectType

public static ObjectType ShortObjectType

Short Object data type.

IntegerObjectType

public static ObjectType IntegerObjectType

Integer Object data type.

LongObjectType

public static ObjectType LongObjectType

Long Object data type.

FloatObjectType

public static ObjectType FloatObjectType

Float Object data type.

DoubleObjectType

public static ObjectType DoubleObjectType

Double Object data type.

BooleanArrayType

public static ArrayType BooleanArrayType

Boolean Array data type.

CharArrayType

public static ArrayType CharArrayType

Char Array data type.

ByteArrayType

public static ArrayType ByteArrayType

Byte Array data type.

ShortArrayType

public static ArrayType ShortArrayType

Short Array data type.

IntegerArrayType

public static ArrayType IntegerArrayType

Integer Array data type.

LongArrayType

public static ArrayType LongArrayType

Long Array data type.

FloatArrayType

public static ArrayType FloatArrayType

Float Array data type.

DoubleArrayType

public static ArrayType DoubleArrayType

Double Array data type.

Constructor Detail

DataTypes

public DataTypes()

Method Detail

date

public static DateType date(java.lang.String pattern)

Date data type with customized format.

time

public static TimeType time(java.lang.String pattern)

ime data type with customized format.

datetime

public static DateTimeType datetime(java.lang.String pattern)

DateTime data type with customized format.

object

public static DataType object(java.lang.Class clazz)

Creates an object data type of a given class.

array

public static ArrayType array(DataType type)

Creates an array data type.

struct

public static StructType struct(StructField... fields)

Creates a struct data type.

struct

public static StructType struct(java.util.List<StructField> fields)

Creates a struct data type.

struct

public static StructType struct(java.sql.ResultSet rs)
                         throws java.sql.SQLException

Creates a struct data type from JDBC result set meta data.

Throws:

java.sql.SQLException

struct

public static StructType struct(java.sql.ResultSetMetaData meta,
                                java.lang.String dbms)
                         throws java.sql.SQLException

Creates a struct data type from JDBC result set meta data.

Throws:

java.sql.SQLException