package bridge;
 
import java.util.ArrayList;
import java.util.List;
 
public class Command {
	protected List<String> errors;
	protected CommandImpl impl;
 
	public Command(CommandImpl impl) {
		super();
		this.impl = impl;
		this.errors = new ArrayList<String>();
	}
 
	public boolean Execute() {
		boolean res = impl.Exec();
		if (impl.GetError() != null) {
			errors.add(impl.GetError());
		}
		return res;
	}
 
	public String getErrors() {
		return errors.toString();
	}
}