1:......
2:public void f(Properties request) {
3:......
4:String name request.getProperty("User");
5:if( name != null && !"".equals(name) ) {
6:name = name.replaceAll("/","");
7:name = name.replaceAll(\\","");
8:name =name.replaceAll("."," ");
9:name = name.replaceAll("&"," ");
10:name = name + "-report" ;
11:File file = new File("/usr/local/tmp/" + name);
12:if (file != null) file.delete();
13:}
14:.......
15:}