FragmentReuseViolation

Added in 1.4.0

Kotlin |Java

public final class FragmentReuseViolation extends Violation

java.lang.Object
↳	kotlin.Throwable
	↳	java.lang.Exception
		↳	java.lang.RuntimeException
			↳	androidx.fragment.app.strictmode.Violation
				↳	androidx.fragment.app.strictmode.FragmentReuseViolation

See FragmentStrictMode.Policy.Builder.detectFragmentReuse.

Summary

Public methods
`final @NonNull String`	`getPreviousFragmentId()` Gets the unique ID of the previous instance of the `Fragment` causing the Violation.

Inherited methods

From kotlin.Throwable

`final void`	`addSuppressed(@RecentlyNonNull @NonNull Throwable p0)`
`@NonNull Throwable`	`@RecentlyNonNull fillInStackTrace()`
`Throwable`	`getCause()`
`@NonNull String`	`@RecentlyNullable getLocalizedMessage()`
`String`	`getMessage()`
`@NonNull StackTraceElement[]`	`@RecentlyNonNull getStackTrace()`
`final @NonNull Throwable[]`	`@RecentlyNonNull getSuppressed()`
`@NonNull Throwable`	`@RecentlyNonNull initCause(@RecentlyNullable @NonNull Throwable p0)`
`void`	`printStackTrace()`
`void`	`printStackTrace(@RecentlyNonNull @NonNull PrintStream p0)`
`void`	`printStackTrace(@RecentlyNonNull @NonNull PrintWriter p0)`
`void`	`setStackTrace(@RecentlyNonNull @NonNull StackTraceElement[] p0)`

From androidx.fragment.app.strictmode.Violation

final @NonNull Fragment

getFragment()

Gets the Fragment causing the Violation.

Public methods

getPreviousFragmentId

Added in 1.4.0

public final @NonNull String getPreviousFragmentId()

Gets the unique ID of the previous instance of the Fragment causing the Violation.

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 2025-05-15 UTC.

X
Follow @AndroidDev on X
YouTube
Check out Android Developers on YouTube
LinkedIn
Connect with the Android Developers community on LinkedIn