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Added in API level 24

Summary: Methods | Inherited Methods | [Expand All]

SystemHealthManager

public class SystemHealthManager
extends Object

java.lang.Object
↳	android.os.health.SystemHealthManager

Provides access to data about how various system resources are used by applications.

Summary

Public methods
`HealthStats`	`takeMyUidSnapshot()` Return a `HealthStats` object containing a snapshot of system health metrics for the application calling this API.
`HealthStats`	`takeUidSnapshot(int uid)` Return a `HealthStats` object containing a snapshot of system health metrics for the given uid (user-id, which in usually corresponds to application).
`HealthStats[]`	`takeUidSnapshots(int[] uids)` Return a `HealthStats` object containing a snapshot of system health metrics for the given uids (user-id, which in usually corresponds to application).

Inherited methods

From class java.lang.Object

`Object`	`clone()` Creates and returns a copy of this object.
`boolean`	`equals(Object obj)` Indicates whether some other object is "equal to" this one.
`void`	`finalize()` Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
`final Class<?>`	`getClass()` Returns the runtime class of this `Object`.
`int`	`hashCode()` Returns a hash code value for the object.
`final void`	`notify()` Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()` Wakes up all threads that are waiting on this object's monitor.
`String`	`toString()` Returns a string representation of the object.
`final void`	`wait(long millis, int nanos)` Causes the current thread to wait until another thread invokes the `notify()` method or the `notifyAll()` method for this object, or some other thread interrupts the current thread, or a certain amount of real time has elapsed.
`final void`	`wait(long millis)` Causes the current thread to wait until either another thread invokes the `notify()` method or the `notifyAll()` method for this object, or a specified amount of time has elapsed.
`final void`	`wait()` Causes the current thread to wait until another thread invokes the `notify()` method or the `notifyAll()` method for this object.

Public methods

takeMyUidSnapshot

Added in API level 24

HealthStats takeMyUidSnapshot ()

Return a HealthStats object containing a snapshot of system health metrics for the application calling this API. This method is the same as calling takeUidSnapshot(Process.myUid()).

Returns
`HealthStats`	A `HealthStats` object containing the metrics for this application. The keys for this HealthStats object will be from the `UidHealthStats` class.

takeUidSnapshot

Added in API level 24

HealthStats takeUidSnapshot (int uid)

Return a HealthStats object containing a snapshot of system health metrics for the given uid (user-id, which in usually corresponds to application).

Parameters
`uid`	`int`: User ID for a given application.

Returns
`HealthStats`	A `HealthStats` object containing the metrics for the requested application. The keys for this HealthStats object will be from the `UidHealthStats` class.

See also:

Process.myUid()

takeUidSnapshots

Added in API level 24

HealthStats[] takeUidSnapshots (int[] uids)

Return a HealthStats object containing a snapshot of system health metrics for the given uids (user-id, which in usually corresponds to application).

Parameters
`uids`	`int`: An array of User IDs to retrieve.

Returns
`HealthStats[]`	An array of `HealthStats` objects containing the metrics for each of the requested uids. The keys for this HealthStats object will be from the `UidHealthStats` class.