mmkv 1.3.0

An efficient, small mobile key-value storage framework developed by WeChat. Works on Android, iOS, macOS, Windows, and POSIX.

MMKV for Flutter Change Log

v1.3.0 / 2023-06-14

• Add auto key expiration feature. Note that this is a breaking change, once upgrade to auto expiration, the MMKV file is not valid for older versions of MMKV (v1.2.16 and below) to correctly operate.
• Roll back the lazy load optimization due to reported ANR issues. It was introduced in v1.2.16.
• The version is now the same as the MMKV native library.
• Starting from v1.3.0, Flutter for Android will use com.tencent:mmkv. Previously it's com.tencent:mmkv-static. It's the same as com.tencent:mmkv starting from v1.2.11.

v1.2.17 / 2023-04-20

• Optimization: The actual file content is lazy loaded now, saving time on MMKV instance creation, and avoiding lock waiting when a lot of instances are created at the same time.
• Fix a bug when restoring a loaded MMKV instance the meta file might mistakenly report corrupted.
• Fix a crash on decoding an empty list.
• Remove deprecated dependence.
• Make the script more robust to fix the iOS Flutter plugin name.
• Keep up with MMKV native lib v1.2.16.

v1.2.16 / 2023-01-12

• Reduce the privacy info needed to obtain android sdkInt, avoid unnecessary risk on Android App Review.
• Log handler now handles all logs from the very beginning, especially the logs in initialization.
• Log handler register method is now deprecated. It's integrated with initialize().
• Keep up with MMKV native lib v1.2.15.

v1.2.15 / 2022-08-10

• Fix a bug that MMKV.decodeXXX() may return invalid results in multi-process mode.
• Upgrade to Flutter 3.0.
• Keep up with MMKV native lib v1.2.14.

v1.2.14 / 2022-03-30

• Replace the deprecated device_info package with device_info_plus.
• Keep up with MMKV native lib v1.2.13.

v1.2.13 / 2022-01-17

• Fix a bug that a subsequential clearAll() call may fail to take effect in multi-process mode.
• Hide some OpenSSL symbols to prevent link-time symbol conflict, when an App somehow also static linking OpenSSL.
• Upgrade Android compileSdkVersion & targetSdkVersion from 30 to 31.
• Keep up with MMKV native lib v1.2.12.

v1.2.12 / 2021-10-26

• Add backup & restore ability.
• Keep up with MMKV native lib v1.2.11.

v1.2.11 / 2021-06-25

• Bug Fixed: When building on iOS, occasionally it will fail on symbol conflict with other libs. We have renamed all public native methods to avoid potential conflict.
• Keep up with MMKV native lib v1.2.10.

v1.2.10 / 2021-05-26

• Bug Fixed: When calling MMKV.encodeString() with an empty string value on Android, MMKV.decodeString() will return null.
• Bug Fixed: After upgrading from Flutter 1.20+ to 2.0+, calling MMKV.defaultMMKV() on Android might fail to load, you can try calling MMKV.defaultMMKV(cryptKey: '\u{2}U') instead.
• Keep up with MMKV native lib v1.2.9, which drops the armeabi arch on Android.

v1.2.9 / 2021-05-06

• Support null-safety.
• Upgrade to Flutter 2.0.
• Keep up with MMKV native lib v1.2.8, which migrates the Android Native Lib to Maven Central Repository.
• Fix MMKV.encodeString() crash on iOS with an empty string value.

Known Issue

• When calling MMKV.encodeString() with an empty string value on Android, MMKV.decodeString() will return null. This bug will be fixed in the next version of Android Native Lib. iOS does not have such a bug.

v1.2.8 / 2020-12-25

• Keep up with MMKV native lib v1.2.7, which fix the MMKV.sync(false) not being asynchronous bug.
• Fix MMKV.defaultMMKV() crash on iOS simulator.
• Fix MMKV.defaultMMKV(cryptKey) not encrypted as expected bug on iOS.

v1.2.7 / 2020-11-27

Fix iOS symbol not found bug.

v1.2.6 / 2020-11-27

The first official flutter plugin of MMKV. Most things actually work!