var File = function(nome) {

    var buffer = new java.lang.StringBuffer();
    var nome = nome;
    var out;

    var read = function() {
        try {
            var d = new java.io.BufferedReader(
                        new java.io.InputStreamReader(
                            new java.io.FileInputStream(nome), "UTF-8"));
            while(d.ready() ) {
                buffer.append(d.readLine());
            }
            if(typeof d != 'undefined' ) d.close();
        } catch (e) {
            print("File read exception" + e.message);
        }
        return buffer;
    };

    var write = function(texto) {
        out = new java.io.OutputStreamWriter(new java.io.FileOutputStream(nome), "UTF-8");
        try {
          out.write(texto);
        } catch (e) {
          print("File write exception" + e.message);
        }
        return _file;
    };

    var _file = {
        read  : read,
        write : write,
        close : function() {
            if(typeof out != 'undefined' ) out.close();
        }
    };

    return _file;
};