An Android activity context

Introduced properties

Redefined properties

redef type SELF: NativeContext

android $ NativeContext :: SELF

Type of this instance, automatically specialized in every class

All properties

fun !=(other: nullable Object): Bool

core :: Object :: !=

Have self and other different values?
fun ==(other: nullable Object): Bool

core :: Object :: ==

Have self and other the same value?
type CLASS: Class[SELF]

core :: Object :: CLASS

The type of the class of self.
type SELF: Object

core :: Object :: SELF

Type of this instance, automatically specialized in every class
fun address_is_null: Bool

core :: Pointer :: address_is_null

Is the address behind this Object at NULL?
protected fun class_factory(name: String): CLASS

core :: Object :: class_factory

Implementation used by get_class to create the specific class.
fun class_name: String

core :: Object :: class_name

The class name of the object.
fun delete_global_ref

jvm :: JavaObject :: delete_global_ref

Delete this global reference
fun delete_local_ref

jvm :: JavaObject :: delete_local_ref

Delete this local reference
fun free

core :: Pointer :: free

Free the memory pointed by this pointer
fun get_class: CLASS

core :: Object :: get_class

The meta-object representing the dynamic type of self.
fun hash: Int

core :: Object :: hash

The hash code of the object.
init init

core :: Object :: init

fun inspect: String

core :: Object :: inspect

Developer readable representation of self.
protected fun inspect_head: String

core :: Object :: inspect_head

fun is_java_null: Bool

jvm :: JavaObject :: is_java_null

Is self null in Java?
intern fun is_same_instance(other: nullable Object): Bool

core :: Object :: is_same_instance

Return true if self and other are the same instance (i.e. same identity).
fun is_same_serialized(other: nullable Object): Bool

core :: Object :: is_same_serialized

Is self the same as other in a serialization context?
intern fun is_same_type(other: Object): Bool

core :: Object :: is_same_type

Return true if self and other have the same dynamic type.
fun new_global_ref: SELF

jvm :: JavaObject :: new_global_ref

Returns a global reference to the Java object behind this reference
init nul: Pointer

core :: Pointer :: nul

C NULL pointer
intern fun object_id: Int

core :: Object :: object_id

An internal hash code for the object based on its identity.
fun output

core :: Object :: output

Display self on stdout (debug only).
intern fun output_class_name

core :: Object :: output_class_name

Display class name on stdout (debug only).
fun pop_from_local_frame: SELF

jvm :: JavaObject :: pop_from_local_frame

Pops the current local reference frame and return a valid reference to self
protected fun pop_from_local_frame_with_env(jni_env: JniEnv): SELF

jvm :: JavaObject :: pop_from_local_frame_with_env

Java implementation of pop_from_local_frame
fun serialization_hash: Int

core :: Object :: serialization_hash

Hash value use for serialization
intern fun sys: Sys

core :: Object :: sys

Return the global sys object, the only instance of the Sys class.
fun to_java_string: JavaString

jvm :: JavaObject :: to_java_string

JavaString representation of self using Java's toString
abstract fun to_jvalue(env: JniEnv): JValue

core :: Object :: to_jvalue

fun to_s: String

core :: Object :: to_s

User readable representation of self.
fun wifi_manager: NativeWifiManager

android :: NativeContext :: wifi_manager

Handle to the WiFi system service
package_diagram android::NativeContext NativeContext jvm::JavaObject JavaObject android::NativeContext->jvm::JavaObject core::Pointer Pointer jvm::JavaObject->core::Pointer ...core::Pointer ... ...core::Pointer->core::Pointer android::NativeContextWrapper NativeContextWrapper android::NativeContextWrapper->android::NativeContext android::NativeService NativeService android::NativeService->android::NativeContext android::NativeActivity NativeActivity android::NativeActivity->android::NativeContextWrapper android::NativeActivity... ... android::NativeActivity...->android::NativeActivity


interface Object

core :: Object

The root of the class hierarchy.
extern class Pointer

core :: Pointer

Pointer classes are used to manipulate extern C structures.


extern class JavaObject

jvm :: JavaObject

Represens a jni jobject


extern class NativeContextWrapper

android :: NativeContextWrapper

A wrapper of context
extern class NativeService

android :: NativeService

Wrapper of Java class


extern class NativeActivity

android :: NativeActivity

An activity, a single, focused thing a user can do on Android
extern class NativeNativeActivity

android :: NativeNativeActivity

Android SDK's
extern class NativeNitActivity

android :: NativeNitActivity

Wrapper to our Java NitActivity

Class definitions

android $ NativeContext
# An Android activity context
extern class NativeContext in "Java" `{ android.content.Context `}
	super JavaObject

android :: assets_and_resources $ NativeContext
redef extern class NativeContext

	# Get the native AssetsManager of the application, used to initialize the nit's AssetManager
	private fun assets: NativeAssetManager in "Java" `{
		return self.getAssets();

	# Get the package name of the application
	private fun package_name: JavaString in "Java" `{
		return self.getPackageName();

	# Get the native ResourceManager of the application, used to initialize the nit's ResourceManager
	private fun resources: NativeResources in "Java" `{
		return self.getResources();

android :: native_notification $ NativeContext
redef class NativeContext
	fun notification_manager: NativeNotificationManager in "Java" `{
		return (NotificationManager)self.getSystemService(Context.NOTIFICATION_SERVICE);

android :: intent_api10 $ NativeContext
redef extern class NativeContext
	private fun start_activity(intent: NativeIntent) in "Java" `{ self.startActivity(intent); `}
	private fun start_service(intent: NativeIntent) in "Java" `{ self.startService(intent); `}
	private fun stop_service(intent: NativeIntent) in "Java" `{ self.stopService(intent); `}

android :: service $ NativeContext
redef class NativeContext
	private fun start_service in "Java" `{
		android.content.Intent intent =
			new android.content.Intent(self,;

android :: wifi $ NativeContext
redef class NativeContext
	# Handle to the WiFi system service
	fun wifi_manager: NativeWifiManager in "Java" `{
		return (