Class: CommandLineUI

Description:
This class implements a simple command line based user interface. A parameter may be specified on the command line as "-keyword value", where "keyword" need only be the unique initial characters in the actual keyword.

Embedded Classes:
CommandLineUI::KeyComparer

Data Fields
private	private: map<string, Value*, CommandLineUI::KeyComparer>	values

Constructors / Destructor
public	CommandLineUI(int argc, char** argv) Constructor.
public	~CommandLineUI()

Methods
public	virtual	Value*	extract(const string& key) Throws: Exception
public	virtual	void	setValue(const string& key, Value* value) This is a read-only interface, so setting throws an exception. Throws: Exception
public	virtual	bool	getBoolean(const string& key) Override getBoolean so that a missing flag is treated as a false value. Throws: Exception

Operators