org.apache.beam.sdk.transforms

Annotation Type DoFnWithContext.StartBundle

@Documented
 @Retention(value=RUNTIME)
 @Target(value=METHOD)
public static @interface DoFnWithContext.StartBundle

Annotation for the method to use to prepare an instance for processing a batch of elements. The method annotated with this must satisfy the following constraints:

• It must have at least one argument.
• Its first (and only) argument must be a DoFnWithContext.Context.