package afryca.ase.engine.Jython;

import javax.script.ScriptException;

import org.python.jsr223.PyScriptEngine;

import afryca.ase.engine.IEngine;

/**
 * Jython engine for ASE
 * 
 * @author Sinbad²
 * @version 3.0
 */
public class Jython implements IEngine {
	
	public static final String ID = "Jython"; //$NON-NLS-1$

	private PyScriptEngine engine;
	private String name;

	private Jython() {
		super();
		name = ID;
		engine = null;
	}

	/**
	 * Build Jython engine
	 * 
	 * @param engine
	 *            jython engine
	 */
	public Jython(PyScriptEngine engine) {
		this();
		assert engine != null;
		this.engine = engine;
	}
	
	@Override
	public String getName() {
		return name;
	}

	@Override
	public Object getEngine() {
		return engine;
	}
	
	@Override
	public Object eval(String script) throws ScriptException {
		return engine.eval(script);
	}

	@Override
	public void end() {
		engine = null;
	}

}