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MutableKeyValueStore
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.
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.
|
Public methods
put
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
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. |
Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
Last updated 2023-12-20 UTC.
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