Package org.kiwiproject.retry

Class KiwiRetryerPredicates

java.lang.Object

org.kiwiproject.retry.KiwiRetryerPredicates

public final class KiwiRetryerPredicates
extends Object

Some potentially useful predicates that can be used out of the box with KiwiRetryer or directly with RetryerBuilder, or anything else that accepts a Predicate.

Note that the Jakarta RS-API needs to be available at runtime to use the Response predicates.

Field Summary

Fields

Modifier and Type	Field	Description
static final Predicate<Exception>	CONNECTION_ERROR	Check if a given Exception is or has a root cause of ConnectException.
static final Predicate<jakarta.ws.rs.core.Response>	IS_HTTP_400s	Check if a given Jakarta REST Response is a client error (4xx).
static final Predicate<jakarta.ws.rs.core.Response>	IS_HTTP_500s	Check if a given Jakarta REST Response is a server error (5xx).
static final Predicate<Exception>	NO_ROUTE_TO_HOST	Check if a given Exception is or has a root cause of NoRouteToHostException.
static final Predicate<Exception>	SOCKET_TIMEOUT	Check if a given Exception is or has a root cause of SocketTimeoutException.
static final Predicate<Exception>	SSL_HANDSHAKE_ERROR	Check if a given Exception is or contains a SSLHandshakeException somewhere in the causal chain.
static final Predicate<Exception>	UNKNOWN_HOST	Check if a given Exception is or has a root cause of UnknownHostException.

Method Summary

Methods inherited from class java.lang.Object

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

Field Details

UNKNOWN_HOST

public static final Predicate<Exception> UNKNOWN_HOST

Check if a given Exception is or has a root cause of UnknownHostException.

Implementation Note:

UnknownHostException does not have a cause, which is why we check only the instance and root cause

CONNECTION_ERROR

public static final Predicate<Exception> CONNECTION_ERROR

Check if a given Exception is or has a root cause of ConnectException.

Implementation Note:

ConnectException does not have a cause, which is why we check only the instance and root cause

SOCKET_TIMEOUT

public static final Predicate<Exception> SOCKET_TIMEOUT

Check if a given Exception is or has a root cause of SocketTimeoutException.

Implementation Note:

SocketTimeoutException does not have a cause, which is why we check only the instance and root cause

SSL_HANDSHAKE_ERROR

public static final Predicate<Exception> SSL_HANDSHAKE_ERROR

Check if a given Exception is or contains a SSLHandshakeException somewhere in the causal chain.

NO_ROUTE_TO_HOST

public static final Predicate<Exception> NO_ROUTE_TO_HOST

Check if a given Exception is or has a root cause of NoRouteToHostException.

Implementation Note:

NoRouteToHostException does not have a cause, which is why we check only the instance and root cause

IS_HTTP_400s

public static final Predicate<jakarta.ws.rs.core.Response> IS_HTTP_400s

Check if a given Jakarta REST Response is a client error (4xx).

IS_HTTP_500s

public static final Predicate<jakarta.ws.rs.core.Response> IS_HTTP_500s

Check if a given Jakarta REST Response is a server error (5xx).