called by the web container to indicate to a filter that it is being placed into service . the servlet container calls the init method exactly once after instantiating the filter . the init method must complete successfully before the filter is asked to do any filtering work . the web container can not place the filter into service if the init method either throws a servletexception does not return within a time period defined by the web container concode_field_sep Set<String> ALLOWED_HTTP_METHODS concode_field_sep void doFilter concode_elem_sep void destroy
void function ( FilterConfig arg0 ) { ALLOWED_HTTP_METHODS . add ( "srini_string" ) ; ALLOWED_HTTP_METHODS . add ( "srini_string" ) ; ALLOWED_HTTP_METHODS . add ( "srini_string" ) ; ALLOWED_HTTP_METHODS . add ( "srini_string" ) ; ALLOWED_HTTP_METHODS . add ( "srini_string" ) ; }