Created
January 23, 2020 13:57
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Util class which incapsulate work with shared preference in android
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| package /* your package name */ | |
| import android.content.Context | |
| const val PREFS_FILE_NAME = "your_prefs_file_name" | |
| class PreferenceStorage constructor(private val context: Context) { | |
| fun save(_key: String, _value: String) { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| val prefsEdit = prefs.edit() | |
| prefsEdit.putString(_key, _value) | |
| prefsEdit.apply() | |
| } | |
| fun save(_key: String, _value: Int) { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| val prefsEdit = prefs.edit() | |
| prefsEdit.putInt(_key, _value) | |
| prefsEdit.apply() | |
| } | |
| fun save(_key: String, _value: Boolean) { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| val prefsEdit = prefs.edit() | |
| prefsEdit.putBoolean(_key, _value) | |
| prefsEdit.apply() | |
| } | |
| fun save(_key: String, _value: Long) { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| val prefsEdit = prefs.edit() | |
| prefsEdit.putLong(_key, _value) | |
| prefsEdit.apply() | |
| } | |
| fun save(_key: String, _value: Double) { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| val prefsEdit = prefs.edit() | |
| prefsEdit.putFloat(_key, _value.toFloat()) | |
| prefsEdit.apply() | |
| } | |
| fun save(_key: String, _value: Float) { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| val prefsEdit = prefs.edit() | |
| prefsEdit.putFloat(_key, _value) | |
| prefsEdit.apply() | |
| } | |
| fun getString(_key: String, default: String = ""): String? { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.getString(_key, default) | |
| } | |
| fun getFloat(_key: String): Float { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.getFloat(_key, 0f) | |
| } | |
| fun getBoolean(_key: String): Boolean { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.getBoolean(_key, false) | |
| } | |
| fun getBoolean(_key: String, _def: Boolean): Boolean { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.getBoolean(_key, _def) | |
| } | |
| fun getInt(_key: String): Int { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.getInt(_key, 0) | |
| } | |
| fun getInt(_key: String, default: Int): Int { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.getInt(_key, default) | |
| } | |
| fun getLong(_key: String, default: Long): Long { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.getLong(_key, default) | |
| } | |
| fun getLong(_key: String): Long { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.getLong(_key, 0L) | |
| } | |
| fun removePrefValue(key: String) { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| val prefsEdit = prefs.edit() | |
| prefsEdit.remove(key) | |
| prefsEdit.apply() | |
| } | |
| fun contains(_key: String): Boolean { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| return prefs.contains(_key) | |
| } | |
| fun clearPrefs() { | |
| val prefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE) | |
| prefs.edit().clear().apply() | |
| } | |
| } |
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