Class Property

java.lang.Object

com.oracle.truffle.api.object.Property

public final class Property
extends Object

Property objects represent the mapping between property identifiers (keys) and storage locations. Optionally, properties may have metadata attached to them.

Since:

0.8 or earlier

Method Summary

Modifier and Type	Method	Description
static Property	create(Object key, Location location, int flags)	Deprecated.
boolean	equals(Object obj)
Object	get(DynamicObject store, boolean condition)	Deprecated. Use DynamicObjectLibrary.getOrDefault(DynamicObject, Object, Object).
Object	get(DynamicObject store, Shape shape)	Deprecated. Use DynamicObjectLibrary.getOrDefault(DynamicObject, Object, Object).
int	getFlags()	Get property flags, which are free for language-specific use.
Object	getKey()	Get property identifier.
Location	getLocation()	Get the property location.
int	hashCode()
boolean	isHidden()	Is this property hidden from iteration.
String	toString()

Methods inherited from class Object

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

Method Details

create

@Deprecated(since="22.2")
public static Property create(Object key,
 Location location,
 int flags)

Deprecated.

Create a new property.

Parameters:

key - the key of the property

location - location of the property

flags - for language-specific use

Returns:

new instance of the property

Since:

0.8 or earlier

getKey

public Object getKey()

Get property identifier.

Since:

0.8 or earlier

getFlags

public int getFlags()

Get property flags, which are free for language-specific use.

Since:

0.8 or earlier

get

@Deprecated(since="22.2")
public Object get(DynamicObject store,
 Shape shape)

Deprecated.

Use DynamicObjectLibrary.getOrDefault(DynamicObject, Object, Object).

Gets the value of this property of the object.

Parameters:

store - the store that this property resides in

shape - the current shape of the object, which must contain this location

Since:

0.8 or earlier

See Also:

• DynamicObjectLibrary.getOrDefault(DynamicObject, Object, Object)

get

@Deprecated(since="22.2")
public Object get(DynamicObject store,
 boolean condition)

Deprecated.

Use DynamicObjectLibrary.getOrDefault(DynamicObject, Object, Object).

Gets the value of this property of the object.

Parameters:

store - the store that this property resides in

condition - the result of a shape check or false

Since:

0.8 or earlier

See Also:

• DynamicObjectLibrary.getOrDefault(DynamicObject, Object, Object)
• get(DynamicObject, Shape)

getLocation

public Location getLocation()

Get the property location. Planned to be deprecated.

Since:

0.8 or earlier

isHidden

public boolean isHidden()

Is this property hidden from iteration.

Since:

0.8 or earlier

See Also:

• HiddenKey

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

Since:

0.8 or earlier

hashCode

public int hashCode()

Overrides:

hashCode in class Object

Since:

0.8 or earlier

toString

public String toString()

Overrides:

toString in class Object

Since:

0.8 or earlier