ITradeStep (OpenPatricianModel 1.0.1 API)

```
public interface ITradeStep
```
Base interface for the trade steps that define how the trade strategy works.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  boolean execute()
  Execute the trade step.

- Method Detail
  - execute
```
boolean execute()
```
    Execute the trade step.
    
    Returns:
    
    true if the next step can be executed on completion or if the execution is triggered by the arrival of the ship in the next port.