001    package railo.runtime.functions.file;
002    
003    import railo.runtime.PageContext;
004    import railo.runtime.exp.FunctionException;
005    import railo.runtime.exp.PageException;
006    import railo.runtime.op.Caster;
007    
008    public class FileSeek {
009            public static String call(PageContext pc, Object fileObj, double pos) throws PageException {
010                    
011                    if(!(fileObj instanceof FileStreamWrapper)) 
012                            throw new FunctionException(pc,"FileSeek",1,"fileObj",
013                                            "invalid type ["+Caster.toTypeName(fileObj)+"], only File Object produced by FileOpen supported");
014                    FileStreamWrapper fs=(FileStreamWrapper) fileObj;
015                    fs.seek((long)pos);
016                    return null;
017                    
018            }
019    }