Package smile.data.type

Record Class Property

java.lang.Object

java.lang.Record

smile.data.type.Property

Record Components:

name - the property name.

type - the class type.

accessor - the read accessor.

field - the struct field.

public record Property(String name, Class<?> type, Method accessor, StructField field)
extends Record

A component in record or a property in a Java Bean class.

Constructor Summary

Constructors

Constructor	Description
Property(String name, Class<?> type, Method accessor, StructField field)	Creates an instance of a Property record class.

Method Summary

Modifier and Type	Method	Description
Method	accessor()	Returns the value of the accessor record component.
final boolean	equals(Object o)	Indicates whether some other object is "equal to" this one.
StructField	field()	Returns the value of the field record component.
final int	hashCode()	Returns a hash code value for this object.
String	name()	Returns the value of the name record component.
static Property	of(PropertyDescriptor prop)	Returns the property for a bean property.
static Property[]	of(Class<?> clazz)	Returns the properties of record or bean class.
static Property	of(RecordComponent prop)	Returns the property for a record component.
final String	toString()	Returns a string representation of this record class.
Class<?>	type()	Returns the value of the type record component.

Methods inherited from class java.lang.Object

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

Constructor Details

Property

public Property(String name,
 Class<?> type,
 Method accessor,
 StructField field)

Creates an instance of a Property record class.

Parameters:

name - the value for the name record component

type - the value for the type record component

accessor - the value for the accessor record component

field - the value for the field record component

Method Details

of

public static Property of(RecordComponent prop)

Returns the property for a record component.

Parameters:

prop - a record component.

Returns:

the property for a record component.

of

public static Property of(PropertyDescriptor prop)

Returns the property for a bean property.

Parameters:

prop - a property descriptor.

Returns:

the property for a bean property.

of

public static Property[] of(Class<?> clazz)
                     throws IntrospectionException

Returns the properties of record or bean class.

Parameters:

clazz - The class type.

Returns:

the properties.

Throws:

IntrospectionException - if an exception occurs during introspection.

toString

public final String toString()

Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.

Specified by:

toString in class Record

Returns:

a string representation of this object

hashCode

public final int hashCode()

Returns a hash code value for this object. The value is derived from the hash code of each of the record components.

Specified by:

hashCode in class Record

Returns:

a hash code value for this object

equals

public final boolean equals(Object o)

Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with Objects::equals(Object,Object).

Specified by:

equals in class Record

Parameters:

o - the object with which to compare

Returns:

true if this object is the same as the o argument; false otherwise.

name

public String name()

Returns the value of the name record component.

Returns:

the value of the name record component

type

public Class<?> type()

Returns the value of the type record component.

Returns:

the value of the type record component

accessor

public Method accessor()

Returns the value of the accessor record component.

Returns:

the value of the accessor record component

field

public StructField field()

Returns the value of the field record component.

Returns:

the value of the field record component