MutableKeyValueStore

Kotlin |Java

public interface MutableKeyValueStore
implements KeyValueStore

android.adservices.ondevicepersonalization.MutableKeyValueStore

An interface to a read-write key-value store. Used as a Data Access Object for the LOCAL_DATA table.

See also:

IsolatedService.getLocalData(RequestToken)

Summary

Public methods
`abstract byte[]`	`put(String key, byte[] value)` Associates the specified value with the specified key.
`abstract byte[]`	`remove(String key)` Removes the mapping for the specified key.

Inherited methods

From interface android.adservices.ondevicepersonalization.KeyValueStore

`abstract byte[]`	`get(String key)` Looks up a key in a read-only store.
`abstract Set<String>`	`keySet()` Returns a Set view of the keys contained in the REMOTE_DATA table.

Public methods

put

Added in API level 35

 public abstract byte[] put (String key, byte[] value)

Associates the specified value with the specified key. If a value already exists for that key, the old value is replaced.
This method may take several seconds to complete, so it should only be called from a worker thread.

Parameters
`key`	`String`: key with which the specified value is to be associated This value cannot be `null`.
`value`	`byte`: value to be associated with the specified key This value cannot be `null`.

Returns
`byte[]`	the previous value associated with key, or null if there was no mapping for key.

remove

Added in API level 35

 public abstract byte[] remove (String key)

Removes the mapping for the specified key.
This method may take several seconds to complete, so it should only be called from a worker thread.

Parameters
`key`	`String`: key whose mapping is to be removed This value cannot be `null`.

Returns
`byte[]`	the previous value associated with key, or null if there was no mapping for key.