Command (Gridarta)

All Known Implementing Classes:

BatchPngCommand, CollectArchesCommand, SinglePngCommand
```
public interface Command
```
Interface for command-line commands.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  int execute()
  Executes the command.

- Method Detail
  - execute
```
int execute()
```
    Executes the command.
    
    Returns:
    
    return code suitable for passing to System.exit(int)