actual freya branch

L2J_Server/java/com/l2jserver/gameserver/script/ScriptEngine.java

@@ -0,0 +1,57 @@
+/*
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later
+ * version.
+ * 
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jserver.gameserver.script;
+
+import java.util.Hashtable;
+
+import com.l2jserver.gameserver.script.faenor.FaenorInterface;
+
+/**
+ * @author Luis Arias
+ */
+public class ScriptEngine
+{
+	protected EngineInterface _utils = FaenorInterface.getInstance();
+	public static final Hashtable<String, ParserFactory> parserFactories = new Hashtable<>();
+	
+	protected static Parser createParser(String name) throws ParserNotCreatedException
+	{
+		ParserFactory s = parserFactories.get(name);
+		if (s == null) // shape not found
+		{
+			try
+			{
+				Class.forName("com.l2jserver.gameserver.script." + name);
+				// By now the static block with no function would
+				// have been executed if the shape was found.
+				// the shape is expected to have put its factory
+				// in the hashtable.
+				
+				s = parserFactories.get(name);
+				if (s == null) // if the shape factory is not there even now
+				{
+					throw (new ParserNotCreatedException());
+				}
+			}
+			catch (ClassNotFoundException e)
+			{
+				// We'll throw an exception to indicate that
+				// the shape could not be created
+				throw (new ParserNotCreatedException());
+			}
+		}
+		return (s.create());
+	}
+}