org.apache.hadoop.hbase

Interface Waiter.ExplainingPredicate<E extends java.lang.Exception>

All Superinterfaces:

Waiter.Predicate<E>

Enclosing class:

Waiter

@InterfaceAudience.Private
public static interface Waiter.ExplainingPredicate<E extends java.lang.Exception>
extends Waiter.Predicate<E>

A mixin interface, can be used with Waiter to explain failed state.

Method Summary

Modifier and Type	Method and Description
java.lang.String	explainFailure() Perform a predicate evaluation.

Methods inherited from interface org.apache.hadoop.hbase.Waiter.Predicate

evaluate

Method Detail

explainFailure

java.lang.String explainFailure()
                         throws E extends java.lang.Exception

Perform a predicate evaluation.

Returns:

explanation of failed state

Throws:

E extends java.lang.Exception