io.servicetalk.router.utils.internal

Class RouteExecutionStrategyUtils

java.lang.Object

io.servicetalk.router.utils.internal.RouteExecutionStrategyUtils

public final class RouteExecutionStrategyUtils
extends java.lang.Object

Utilities to handle RouteExecutionStrategy annotation.

Method Summary

Modifier and Type	Method and Description
static <T extends ExecutionStrategy> T	getAndValidateRouteExecutionStrategyAnnotationIfPresent(java.lang.reflect.Method method, java.lang.Class<?> clazz, RouteExecutionStrategyFactory<T> strategyFactory, java.util.Set<java.lang.String> errors, T noOffloadsExecutionStrategy) Returns ExecutionStrategy for the specified Method and validates that configuration of RouteExecutionStrategy annotation is correct if present.
static java.lang.annotation.Annotation	getRouteExecutionStrategyAnnotation(java.lang.reflect.Method method, java.lang.Class<?> clazz) Returns RouteExecutionStrategy annotation if exists on Method or Class.
static java.lang.annotation.Annotation	validateRouteExecutionStrategyAnnotationIfPresent(java.lang.reflect.Method method, java.lang.Class<?> clazz, RouteExecutionStrategyFactory<? extends ExecutionStrategy> strategyFactory, java.util.Set<java.lang.String> errors) Validates configuration of RouteExecutionStrategy annotation is correct if present.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

validateRouteExecutionStrategyAnnotationIfPresent

@Nullable
public static java.lang.annotation.Annotation validateRouteExecutionStrategyAnnotationIfPresent(java.lang.reflect.Method method,
                                                                                                          java.lang.Class<?> clazz,
                                                                                                          RouteExecutionStrategyFactory<? extends ExecutionStrategy> strategyFactory,
                                                                                                          java.util.Set<java.lang.String> errors)

Validates configuration of RouteExecutionStrategy annotation is correct if present.

Parameters:

method - Method to validate

clazz - Class to validate

strategyFactory - a RouteExecutionStrategyFactory that creates a specificExecutionStrategy

errors - collection to track all errors related to misconfiguration

Returns:

an instance of RouteExecutionStrategy annotation if present

getAndValidateRouteExecutionStrategyAnnotationIfPresent

@Nullable
public static <T extends ExecutionStrategy> T getAndValidateRouteExecutionStrategyAnnotationIfPresent(java.lang.reflect.Method method,
                                                                                                                java.lang.Class<?> clazz,
                                                                                                                RouteExecutionStrategyFactory<T> strategyFactory,
                                                                                                                java.util.Set<java.lang.String> errors,
                                                                                                                T noOffloadsExecutionStrategy)

Returns ExecutionStrategy for the specified Method and validates that configuration of RouteExecutionStrategy annotation is correct if present.

Type Parameters:

T - specific implementation type of ExecutionStrategy

Parameters:

method - Method to validate

clazz - Class to validate

strategyFactory - a RouteExecutionStrategyFactory that creates a specificExecutionStrategy

errors - collection to track all errors related to misconfiguration

noOffloadsExecutionStrategy - an ExecutionStrategy for NoOffloadsRouteExecutionStrategy

Returns:

a defined ExecutionStrategy or null if not defined

getRouteExecutionStrategyAnnotation

@Nullable
public static java.lang.annotation.Annotation getRouteExecutionStrategyAnnotation(java.lang.reflect.Method method,
                                                                                            java.lang.Class<?> clazz)

Returns RouteExecutionStrategy annotation if exists on Method or Class.

Parameters:

method - an endpoint method

clazz - an endpoint class

Returns:

RouteExecutionStrategy annotation if exists on Method or Class