Stay organized with collections
Save and categorize content based on your preferences.
@Target(allowedTargets = [AnnotationTarget.CLASS])
@Retention(value = AnnotationRetention.BINARY)
public annotation ProvidedColumnTypeConverter
Marks a class containing ColumnTypeConverter functions provided to Room at runtime.
Pass an instance of the annotated class to androidx.room3.RoomDatabase.Builder.addColumnTypeConverter. Room verifies that the converter is provided in the builder and throws an exception if missing.
Summary
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 2026-07-01 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-07-01 UTC."],[],[]]