Program (json-values 8.4.0 API)

Type Parameters:

O - the type of the Json, either an object or an array

All Known Implementing Classes:

JsArrayConsole, JsObjConsole
```
public interface Program<O extends Json<?>>
```
Represents a side effect that interact with the user through the standard console to compose a Json

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`O`	`exec()`	Execute the program
`default O`	`exec(java.lang.String promptMessage, java.util.function.Function<O,java.lang.String> resultFn)`	Execute the program, printing out a message before and after executing.

- Method Detail
  - exec
```
default O exec(java.lang.String promptMessage,
               java.util.function.Function<O,java.lang.String> resultFn)
        throws java.util.concurrent.ExecutionException,
               java.lang.InterruptedException
```
    Execute the program, printing out a message before and after executing.
    
    Parameters:
    
    promptMessage - the message printed out before the execution
    
    resultFn - function that takes the result as a parameter and return the messages printed out after the execution
    
    Returns:
    
    a Json
    
    Throws:
    
    java.util.concurrent.ExecutionException - if this future completed exceptionally
    
    java.lang.InterruptedException - if the current thread was interrupted
  - exec
```
O exec()
throws java.util.concurrent.ExecutionException,
       java.lang.InterruptedException
```
    Execute the program
    
    Returns:
    
    a Json
    
    Throws:
    
    java.util.concurrent.ExecutionException - if this future completed exceptionally
    
    java.lang.InterruptedException - if the current thread was interrupted