Behavioral -- Interpreter

--- AbstractExpression.java ---

package behavioral.interpreter;

public abstract class AbstractExpression {

public abstract void interpret(Context context);

}

--- NonterminalExpression.java ---

package behavioral.interpreter;

public class NonterminalExpression extends AbstractExpression {

/* # private AbstractExpression _abstractExpression; */

public void interpret(Context context) {

}

}

--- TerminalExpression.java ---

package behavioral.interpreter;

public class TerminalExpression extends AbstractExpression {

public void interpret(Context context) {

}

}

--- Context.java ---

package behavioral.interpreter;

public class Context {

public Context() {

}

}