/**
 *
 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either 
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public 
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 * 
 **/
package lucee.runtime.functions.other;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.Serializable;

import lucee.commons.io.IOUtil;
import lucee.commons.io.res.Resource;
import lucee.commons.io.res.util.ResourceUtil;
import lucee.commons.lang.StringUtil;
import lucee.runtime.PageContext;
import lucee.runtime.converter.JavaConverter;
import lucee.runtime.exp.ApplicationException;
import lucee.runtime.exp.PageException;
import lucee.runtime.op.Caster;

public class ObjectSave {
    
	public synchronized static Object call(PageContext pc, Object input) throws PageException {
    	return call(pc,input,null);
    }
	
    public synchronized static Object call(PageContext pc, Object input,String filepath) throws PageException {
    	if(!(input instanceof Serializable))
    		throw new ApplicationException("can only serialize object from type Serializable");
    	
    	ByteArrayOutputStream baos = new ByteArrayOutputStream();
    	try {
			JavaConverter.serialize((Serializable)input,baos);
		

	    	byte[] barr = baos.toByteArray();
			
			// store to file
			if(!StringUtil.isEmpty(filepath,true)) {
				Resource res = ResourceUtil.toResourceNotExisting(pc, filepath);
				pc.getConfig().getSecurityManager().checkFileLocation(res);
		        IOUtil.copy(new ByteArrayInputStream(barr),res,true);
			}
	        return barr;
    	
    	}
    	catch (IOException e) {
			throw Caster.toPageException(e);
		}
    }
}