Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels) Summary: [Ctors](https://developer.android.com/reference/android/net/NetworkSpecifier#pubctors) \| [Inherited Methods](https://developer.android.com/reference/android/net/NetworkSpecifier#inhmethods)

# NetworkSpecifier

*** ** * ** ***

` public abstract class NetworkSpecifier `   
` extends https://developer.android.com/reference/java/lang/Object ` ` `

|---|---|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object) ||
| ↳ | android.net.NetworkSpecifier |

Known direct subclasses [EthernetNetworkSpecifier](https://developer.android.com/reference/android/net/EthernetNetworkSpecifier), [L2capNetworkSpecifier](https://developer.android.com/reference/android/net/L2capNetworkSpecifier), [TelephonyNetworkSpecifier](https://developer.android.com/reference/android/net/TelephonyNetworkSpecifier), [WifiAwareNetworkSpecifier](https://developer.android.com/reference/android/net/wifi/aware/WifiAwareNetworkSpecifier), [WifiNetworkSpecifier](https://developer.android.com/reference/android/net/wifi/WifiNetworkSpecifier) [EthernetNetworkSpecifier](https://developer.android.com/reference/android/net/EthernetNetworkSpecifier) A `https://developer.android.com/reference/android/net/NetworkSpecifier` used to identify ethernet interfaces. [L2capNetworkSpecifier](https://developer.android.com/reference/android/net/L2capNetworkSpecifier) A `https://developer.android.com/reference/android/net/NetworkSpecifier` used to identify an L2CAP network over BLE. [TelephonyNetworkSpecifier](https://developer.android.com/reference/android/net/TelephonyNetworkSpecifier) NetworkSpecifier object for cellular network request. [WifiAwareNetworkSpecifier](https://developer.android.com/reference/android/net/wifi/aware/WifiAwareNetworkSpecifier) Network specifier object used to request a Wi-Fi Aware network. [WifiNetworkSpecifier](https://developer.android.com/reference/android/net/wifi/WifiNetworkSpecifier) Network specifier object used to request a Wi-Fi network.   

*** ** * ** ***

Describes specific properties of a requested network for use in a `https://developer.android.com/reference/android/net/NetworkRequest`. This as an abstract class. Applications shouldn't instantiate this class by themselves, but can obtain instances of subclasses of this class via other APIs.

## Summary

| ### Public constructors ||
|---|---|
| ` https://developer.android.com/reference/android/net/NetworkSpecifier#NetworkSpecifier()() ` Create a placeholder object. |

### Inherited methods

From class ` https://developer.android.com/reference/java/lang/Object ` ` https://developer.android.com/reference/java/lang/Object` ` https://developer.android.com/reference/java/lang/Object#clone()() `

Creates and returns a copy of this object.
` boolean` ` https://developer.android.com/reference/java/lang/Object#equals(java.lang.Object)(https://developer.android.com/reference/java/lang/Object obj) `

Indicates whether some other object is "equal to" this one.
` void` ` https://developer.android.com/reference/java/lang/Object#finalize()() `

Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
` final https://developer.android.com/reference/java/lang/Class<?>` ` https://developer.android.com/reference/java/lang/Object#getClass()() `

Returns the runtime class of this `Object`.
` int` ` https://developer.android.com/reference/java/lang/Object#hashCode()() `

Returns a hash code value for the object.
` final void` ` https://developer.android.com/reference/java/lang/Object#notify()() `

Wakes up a single thread that is waiting on this object's monitor.
` final void` ` https://developer.android.com/reference/java/lang/Object#notifyAll()() `

Wakes up all threads that are waiting on this object's monitor.
` https://developer.android.com/reference/java/lang/String` ` https://developer.android.com/reference/java/lang/Object#toString()() `

Returns a string representation of the object.
` final void` ` https://developer.android.com/reference/java/lang/Object#wait(long,%20int)(long timeoutMillis, int nanos) `

Causes the current thread to wait until it is awakened, typically by being *notified* or *interrupted*, or until a certain amount of real time has elapsed.
` final void` ` https://developer.android.com/reference/java/lang/Object#wait(long)(long timeoutMillis) `

Causes the current thread to wait until it is awakened, typically by being *notified* or *interrupted*, or until a certain amount of real time has elapsed.
` final void` ` https://developer.android.com/reference/java/lang/Object#wait()() `

Causes the current thread to wait until it is awakened, typically by being *notified* or *interrupted*.

## Public constructors

### NetworkSpecifier

Added in [API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)

```
public NetworkSpecifier ()
```

Create a placeholder object. Please use subclasses of this class in a `https://developer.android.com/reference/android/net/NetworkRequest` to request a network.

<br />