Package io.hekate.core

Class HekateException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

io.hekate.core.HekateException

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

ClusterException, HekateExecutionException, HekateInterruptedException, HekateIoException, HekateTimeoutException, JmxServiceException, LeaderException, MessagingException, RejectedResponseException, ResourceLoadException, RpcException

public class HekateException
extends RuntimeException

Generic base class for Hekate errors.

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor	Description
	HekateException(String message)	Constructs a new instance.
	HekateException(String message, Throwable cause)	Constructs a new instance.
protected	HekateException(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace)	Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
<T extends Throwable> T	findCause(Class<T> type)	Searches for an error cause of the specified type.
HekateException	forkFromAsync()	Forks this exception by creating a new exception that has this instance as its cause.
boolean	isCausedBy(Class<? extends Throwable> causeType)	Returns true if this exception is caused by an error of the specified type.

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

HekateException

public HekateException(String message)

Constructs a new instance.

Parameters:

message - Error message.

HekateException

public HekateException(String message,
                       Throwable cause)

Constructs a new instance.

Parameters:

message - Error message.

cause - Cause.

HekateException

protected HekateException(String message,
                          Throwable cause,
                          boolean enableSuppression,
                          boolean writableStackTrace)

Constructs a new instance.

Parameters:

message - Error message.

cause - Cause.

enableSuppression - Enabled/disabled suppression.

writableStackTrace - Whether or not the stack trace should be writable.

Method Detail

forkFromAsync

public HekateException forkFromAsync()

Forks this exception by creating a new exception that has this instance as its cause.

The primary use case of this method is to re-throw exceptions from asynchronous contexts (f.e. exceptions thrown by Future.get() method).

Returns:

Fork of this exception.

isCausedBy

public boolean isCausedBy(Class<? extends Throwable> causeType)

Returns true if this exception is caused by an error of the specified type.

Parameters:

causeType - Error type.

Returns:

true if this exception is caused by an error of the specified type.

findCause

public <T extends Throwable> T findCause(Class<T> type)

Searches for an error cause of the specified type. Returns null if there is no such error.

Type Parameters:

T - Error type.

Parameters:

type - Error type.

Returns:

Error or null.