Package smile.data.type

Class ObjectType

java.lang.Object

smile.data.type.ObjectType

All Implemented Interfaces:

Serializable, DataType

public class ObjectType
extends Object
implements DataType

Object data type.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface smile.data.type.DataType

DataType.ID

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
Class<?>	getObjectClass()	Returns the class of objects.
DataType.ID	id()	Returns the type ID enum.
boolean	isBoolean()	Returns true if the type is boolean or Boolean.
boolean	isByte()	Returns true if the type is byte or Byte.
boolean	isChar()	Returns true if the type is char or Char.
boolean	isDouble()	Returns true if the type is double or Double.
boolean	isFloat()	Returns true if the type is float or Float.
boolean	isInt()	Returns true if the type is int or Integer.
boolean	isLong()	Returns true if the type is long or Long.
boolean	isObject()	Returns true if the type is ObjectType.
boolean	isShort()	Returns true if the type is short or Short.
String	name()	Returns the type name used in external catalogs.
String	toString()
String	toString(Object o)	Returns the string representation of a value of the type.
Object	valueOf(String s)	Returns the value from its string representation.

Methods inherited from class java.lang.Object

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

Methods inherited from interface smile.data.type.DataType

boxed, isFloating, isIntegral, isNumeric, isPrimitive, isString, unboxed

Method Details

getObjectClass

public Class<?> getObjectClass()

Returns the class of objects. This is different from Object.getClass(), which returns ObjectType.class.

Returns:

the class of objects.

isObject

public boolean isObject()

Description copied from interface: DataType

Returns true if the type is ObjectType.

Specified by:

isObject in interface DataType

Returns:

true if the type is ObjectType.

isBoolean

public boolean isBoolean()

Description copied from interface: DataType

Returns true if the type is boolean or Boolean.

Specified by:

isBoolean in interface DataType

Returns:

true if the type is boolean or Boolean.

isChar

public boolean isChar()

Description copied from interface: DataType

Returns true if the type is char or Char.

Specified by:

isChar in interface DataType

Returns:

true if the type is char or Char.

isByte

public boolean isByte()

Description copied from interface: DataType

Returns true if the type is byte or Byte.

Specified by:

isByte in interface DataType

Returns:

true if the type is byte or Byte.

isShort

public boolean isShort()

Description copied from interface: DataType

Returns true if the type is short or Short.

Specified by:

isShort in interface DataType

Returns:

true if the type is short or Short.

isInt

public boolean isInt()

Description copied from interface: DataType

Returns true if the type is int or Integer.

Specified by:

isInt in interface DataType

Returns:

true if the type is int or Integer.

isLong

public boolean isLong()

Description copied from interface: DataType

Returns true if the type is long or Long.

Specified by:

isLong in interface DataType

Returns:

true if the type is long or Long.

isFloat

public boolean isFloat()

Description copied from interface: DataType

Returns true if the type is float or Float.

Specified by:

isFloat in interface DataType

Returns:

true if the type is float or Float.

isDouble

public boolean isDouble()

Description copied from interface: DataType

Returns true if the type is double or Double.

Specified by:

isDouble in interface DataType

Returns:

true if the type is double or Double.

name

public String name()

Description copied from interface: DataType

Returns the type name used in external catalogs. DataType.of(name()) should return the same type.

Specified by:

name in interface DataType

Returns:

the type name used in external catalogs.

id

public DataType.ID id()

Description copied from interface: DataType

Returns the type ID enum.

Specified by:

id in interface DataType

Returns:

the type ID enum.

toString

public String toString()

Overrides:

toString in class Object

toString

public String toString(Object o)

Description copied from interface: DataType

Returns the string representation of a value of the type.

Specified by:

toString in interface DataType

Parameters:

o - the value.

Returns:

the string representation

valueOf

public Object valueOf(String s)

Description copied from interface: DataType

Returns the value from its string representation.

Specified by:

valueOf in interface DataType

Parameters:

s - the string representation of a value of this type.

Returns:

the value.

equals

public boolean equals(Object o)

Overrides:

equals in class Object