Callback (xembly 0.31.0 API)

Type Parameters:

V - Type of computed result
```
public interface Callback<V>
```
A task that returns a result and may throw an XmlContentException.

Since:

0.31.0

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  V call()
  Computes a result.

- Method Detail
  - call
```
V call()
throws org.xembly.XmlContentException
```
    Computes a result.
    
    Returns:
    
    The computed result
    
    Throws:
    
    org.xembly.XmlContentException - If unable to compute a result