8000 DefaultEngine will throw a NPE when a task throws a Error · Issue #36 · dexecutor/dexecutor-core · GitHub
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DefaultEngine will throw a NPE when a task throws a Error  #36
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@hnkfwhw
private Callable<ExecutionResult<T, R>> newCallable(final Task<T, R> task) {
		return new IdentifiableCallable<T, ExecutionResult<T,R>>() {

			@Override
			public ExecutionResult<T, R> call() throws Exception {
				R r = null;
				ExecutionResult<T, R> result = null;
				try {
					task.markStart();
                                        executionListener.onStart(task);
					r = task.execute();  // throw a Error
					result = ExecutionResult.success(task.getId(), r);
					state.removeErrored(result);
					task.markEnd();
					executionListener.onSuccess(task);
				} catch (Exception e) { //cannot catch Error 
					result = ExecutionResult.errored(task.getId(), r, e.getMessage());
					state.addErrored(result);
					task.markEnd();
					executionListener.onError(task, e);
					logger.error("Error Execution Task # {}", task.getId(), e);
				} finally {		
                                         // result is NULL			
					result.setTimes(task.getSta
4CB3
rtTime(), task.getEndTime());
				}
				return result;
			}

			@Override
			public T getIdentifier() {
				return task.getId();
			}
		};
	}

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