org.apache.commons.jexl3.internal
Class Script.Callable

java.lang.Object
  org.apache.commons.jexl3.internal.Script.Callable

All Implemented Interfaces:

Callable<Object>

Enclosing class:

Script

public class Script.Callable
extends Object
implements Callable<Object>

Implements the Future and Callable interfaces to help delegation.

interpreter

protected final Interpreter interpreter

The actual interpreter.

result

protected volatile Object result

Use interpreter as marker for not having run.

Script.Callable

protected Script.Callable(Interpreter intrprtr)

The base constructor.

Parameters:

intrprtr - the interpreter to use

interpret

protected Object interpret()

Run the interpreter.

Returns:

the evaluation result

call

public Object call()
            throws Exception

Specified by:

call in interface Callable<Object>

Throws:

Exception

cancel

public boolean cancel()

Soft cancel the execution.

Returns:

true if cancel was successful, false otherwise

isCancelled

public boolean isCancelled()

Returns:

true if evaluation was cancelled, false otherwise

isCancellable

public boolean isCancellable()

Returns:

true if interruption will throw a JexlException.Cancel, false otherwise