CancellationScope (cadence-client 3.8.1 API)

All Superinterfaces:

java.lang.Runnable
```
public interface CancellationScope
extends java.lang.Runnable
```
Handle to a cancellation scope created through Workflow.newCancellationScope(Runnable) or Workflow.newDetachedCancellationScope(Runnable). Supports explicit cancelling of the code a cancellation scope wraps. The code in the CancellationScope has to be executed using Runnable.run() method.

Method Summary

All Methods Static Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`cancel()`	Cancels the scope as well as all its children
`void`	`cancel(java.lang.String reason)`	Cancels the scope as well as all its children.
`static CancellationScope`	`current()`
`java.lang.String`	`getCancellationReason()`
`Promise<java.lang.String>`	`getCancellationRequest()`	Use this promise to perform cancellation of async operations.
`boolean`	`isCancelRequested()`	Is scope was asked to cancel through `cancel()` or by a parent scope.
`boolean`	`isDetached()`	When set to false parent thread cancellation causes this one to get cancelled automatically.
`static void`	`throwCancelled()`	Throws `CancellationException` if scope is cancelled.

Methods inherited from interface java.lang.Runnable
run

- Method Detail
  - isDetached
```
boolean isDetached()
```
    When set to false parent thread cancellation causes this one to get cancelled automatically. When set to true only call to cancel() leads to this scope cancellation.
  - cancel
```
void cancel()
```
    Cancels the scope as well as all its children
  - cancel
```
void cancel(java.lang.String reason)
```
    Cancels the scope as well as all its children.
    
    Parameters:
    
    reason - human readable reason for the cancellation. Becomes message of the CancellationException thrown.
  - getCancellationReason
```
java.lang.String getCancellationReason()
```
  - isCancelRequested
```
boolean isCancelRequested()
```
    Is scope was asked to cancel through cancel() or by a parent scope.
    
    Returns:
    
    whether request is cancelled or not.
  - getCancellationRequest
```
Promise<java.lang.String> getCancellationRequest()
```
    Use this promise to perform cancellation of async operations.
    
    Returns:
    
    promise that becomes ready when scope is cancelled. It contains reason value or null if none was provided.
  - current
```
static CancellationScope current()
```
  - throwCancelled
```
static void throwCancelled()
                    throws java.util.concurrent.CancellationException
```
    Throws CancellationException if scope is cancelled. Noop if not cancelled.
    
    Throws:
    
    java.util.concurrent.CancellationException