com.uber.cadence.internal.common

Class CheckedExceptionWrapper

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

com.uber.cadence.internal.common.CheckedExceptionWrapper

All Implemented Interfaces:

java.io.Serializable

public final class CheckedExceptionWrapper
extends java.lang.RuntimeException

Do not reference directly by the application level code. Use Workflow.wrap(Exception) inside a workflow code and Activity.wrap(Exception) inside an activity code instead.

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
static java.lang.Exception	unwrap(java.lang.Throwable e) Removes CheckedException wrapper from the whole chain of Exceptions.
static java.lang.RuntimeException	wrap(java.lang.Throwable e) Returns CheckedExceptionWrapper if e is checked exception.

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

Method Detail

wrap

public static java.lang.RuntimeException wrap(java.lang.Throwable e)

Returns CheckedExceptionWrapper if e is checked exception. If there is a need to return a checked exception from an activity or workflow implementation throw a wrapped exception it using this method. The library code will unwrap it automatically when propagating exception to the caller.

 try {
     return someCall();
 } catch (Exception e) {
     throw CheckedExceptionWrapper.wrap(e);
 }
 

unwrap

public static java.lang.Exception unwrap(java.lang.Throwable e)

Removes CheckedException wrapper from the whole chain of Exceptions. Assumes that wrapper always has a cause which cannot be a wrapper.