/* 
 * Copyright (C) 2000 - 2008 TagServlet Ltd
 *
 * This file is part of the BlueDragon Java Open Source Project.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 * 
 * 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, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

package com.naryx.tagfusion.cfm.parser.script;

import com.naryx.tagfusion.cfm.engine.cfCatchData;
import com.naryx.tagfusion.cfm.engine.cfData;
import com.naryx.tagfusion.cfm.engine.cfmRunTimeException;
import com.naryx.tagfusion.cfm.parser.CFContext;
import com.naryx.tagfusion.cfm.parser.CFException;
import com.naryx.tagfusion.cfm.parser.cfLData;
import com.naryx.tagfusion.cfm.parser.runTime;

public class CFReThrowStatement extends CFParsedStatement implements java.io.Serializable{
	
	private static final long serialVersionUID = 1L;

	public CFReThrowStatement( org.antlr.runtime.Token t ) {
		super(t);
	}

	@Override
	public CFStatementResult Exec( CFContext context ) throws cfmRunTimeException {
		setLineCol(context);
		
		// first try the databin as it's more likely this statement was using inside a cfscript
		// try/catch than a <cftry>
		cfData catchData = (cfCatchData) context.getSession().getDataBin( ExceptionVarHandler.CFCATCH_DATABIN );
		
		if ( catchData == null ){
			cfLData catchDataVar = (cfLData) runTime.runExpression( context.getSession(), "cfcatch", false );
			catchDataVar = (cfLData) context.get("cfcatch");
			if ( catchDataVar.exists() ){
				catchData = catchDataVar.Get( context );
				if ( catchData instanceof cfCatchData )
					throw new cfmRunTimeException( (cfCatchData) catchData, true );
			}
		}else{
			throw new cfmRunTimeException( (cfCatchData) catchData, true );
		}
		
		throw new CFException( "rethrow must be nested within try/catch", context );

	}

	@Override
	public String Decompile( int indent ) {
		return "rethrow";
	}
}