Package org.elasticsearch

Class ExceptionsHelper

java.lang.Object

org.elasticsearch.ExceptionsHelper

public final class ExceptionsHelper
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
ExceptionsHelper()

Method Summary

Modifier and Type	Method	Description
static ElasticsearchException	convertToElastic(java.lang.Exception e)
static java.lang.RuntimeException	convertToRuntime(java.lang.Exception e)
static java.lang.String	detailedMessage(java.lang.Throwable t)	Deprecated. Don't swallow exceptions, allow them to propagate.
static java.lang.String	formatStackTrace(java.lang.StackTraceElement[] stackTrace)
static ShardOperationFailedException[]	groupBy(ShardOperationFailedException[] failures)	Deduplicate the failures by exception message and index.
static java.util.Optional<java.lang.Error>	maybeError(java.lang.Throwable cause, org.apache.logging.log4j.Logger logger)	Unwrap the specified throwable looking for any suppressed errors or errors as a root cause of the specified throwable.
static <T extends java.lang.Throwable> void	maybeThrowRuntimeAndSuppress(java.util.List<T> exceptions)	Throws a runtime exception with all given exceptions added as suppressed.
static <T extends java.lang.Throwable> void	rethrowAndSuppress(java.util.List<T> exceptions)	Rethrows the first exception in the list and adds all remaining to the suppressed list.
static boolean	reThrowIfNotNull(java.lang.Throwable e)	Throws the specified exception.
static java.lang.String	stackTrace(java.lang.Throwable e)
static RestStatus	status(java.lang.Throwable t)
static java.lang.Throwable	unwrap(java.lang.Throwable t, java.lang.Class<?>... clazzes)
static java.lang.Throwable	unwrapCause(java.lang.Throwable t)
static java.io.IOException	unwrapCorruption(java.lang.Throwable t)
static <T extends java.lang.Throwable> T	useOrSuppress(T first, T second)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExceptionsHelper

public ExceptionsHelper()

Method Detail

convertToRuntime

public static java.lang.RuntimeException convertToRuntime(java.lang.Exception e)

convertToElastic

public static ElasticsearchException convertToElastic(java.lang.Exception e)

status

public static RestStatus status(java.lang.Throwable t)

unwrapCause

public static java.lang.Throwable unwrapCause(java.lang.Throwable t)

detailedMessage

@Deprecated
public static java.lang.String detailedMessage(java.lang.Throwable t)

Deprecated.

Don't swallow exceptions, allow them to propagate.

stackTrace

public static java.lang.String stackTrace(java.lang.Throwable e)

formatStackTrace

public static java.lang.String formatStackTrace(java.lang.StackTraceElement[] stackTrace)

maybeError

public static java.util.Optional<java.lang.Error> maybeError(java.lang.Throwable cause,
                                                             org.apache.logging.log4j.Logger logger)

Unwrap the specified throwable looking for any suppressed errors or errors as a root cause of the specified throwable.

Parameters:

cause - the root throwable

Returns:

an optional error if one is found suppressed or a root cause in the tree rooted at the specified throwable

rethrowAndSuppress

public static <T extends java.lang.Throwable> void rethrowAndSuppress(java.util.List<T> exceptions)
                                                               throws T extends java.lang.Throwable

Rethrows the first exception in the list and adds all remaining to the suppressed list. If the given list is empty no exception is thrown

Throws:

T extends java.lang.Throwable

maybeThrowRuntimeAndSuppress

public static <T extends java.lang.Throwable> void maybeThrowRuntimeAndSuppress(java.util.List<T> exceptions)

Throws a runtime exception with all given exceptions added as suppressed. If the given list is empty no exception is thrown

useOrSuppress

public static <T extends java.lang.Throwable> T useOrSuppress(T first,
                                                              T second)

unwrapCorruption

public static java.io.IOException unwrapCorruption(java.lang.Throwable t)

unwrap

public static java.lang.Throwable unwrap(java.lang.Throwable t,
                                         java.lang.Class<?>... clazzes)

reThrowIfNotNull

public static boolean reThrowIfNotNull(@Nullable
                                       java.lang.Throwable e)

Throws the specified exception. If null if specified then true is returned.

groupBy

public static ShardOperationFailedException[] groupBy(ShardOperationFailedException[] failures)

Deduplicate the failures by exception message and index.