io.micronaut.transaction

Interface TransactionCallback<T,R>

Type Parameters:

T - The connection type

R - The return type

All Superinterfaces:

java.util.function.Function<TransactionStatus<T>,R>

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface TransactionCallback<T,R>
extends java.util.function.Function<TransactionStatus<T>,R>

A functional interface for running code that runs within the context of a transaction.

Author:

graemerocher

Method Summary

Modifier and Type	Method and Description
default R	apply(TransactionStatus<T> status)
R	call(TransactionStatus<T> status) Code that runs within the context of a transaction will implement this method.

Methods inherited from interface java.util.function.Function

andThen, compose, identity

Method Detail

apply

default R apply(TransactionStatus<T> status)

Specified by:

apply in interface java.util.function.Function<TransactionStatus<T>,R>

call

@Nullable
R call(@NonNull
                 TransactionStatus<T> status)
          throws java.lang.Exception

Code that runs within the context of a transaction will implement this method.

Parameters:

status - The transaction status.

Returns:

The return value

Throws:

java.lang.Exception - When an error occurs in invoking the transaction