David Kerber wrote: > Pid wrote: > >> here's another obvious question: >> >> if you're in a servlet, and you're getting an & separated string from >> somewhere, where is the "somewhere" that you're getting it from? >> >> does the servlet activate and collection the data somehow, or does the >> data get sent to the servlet (in, for example the query string)? >> >> > The data is sent via an HTTP POST request, with the query string lightly > encrypted.
if it's sent to the servlet using a POST, is there anything wrong with using the hreq.getParameterNames() & hreq.getParameter("param_name") methods? Why encrypt the query string when you could just use an SSL connection and encrypt the pipe? (Ignore this Q if you don't have control of the other end). >> >> >> >> >> Peter Crowther wrote: >> >> >>>> From: David Kerber [mailto:[EMAIL PROTECTED] Is there a more >>>> efficient "split" method I could use? Or am I completely missing >>>> the point of what you are suggesting? >>>> >>> I think you've slightly missed the point. I assume you're calling >>> your function 5 times, each with a different field name that you want >>> out of it. You're then invoking string handling functions on the >>> entire decrypted string 5 times, each time going through the bytes to >>> extract the piece you need. In the process, you traverse bytes you >>> don't need several times. My suggestion is that you tokenise this >>> *once*, and hence only pay the string-handling overhead once. Then >>> you get all the parameters out of the same tokenised version. >>> >>> However, if the next thing you do is to write this to disk, I am even >>> more convinced that you're optimising the wrong piece of code as the >>> disk I/O is likely to take vastly more instructions than the string >>> parse. >>> >>> These may be naïve questions, but I'll ask them anyway. How have you >>> identified these two pieces of code as the targets for optimisation? >>> What profiler have you used, under what conditions? What proportion >>> of your overall CPU budget is taken by these two snippets of code? >>> Is the machine CPU-bound in the first place, or is the bottleneck >>> elsewhere? If these are the worst culprits in your app, I'll be very >>> surprised. >>> >>> - Peter >>> > > > > --------------------------------------------------------------------- > To start a new topic, e-mail: users@tomcat.apache.org > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > --------------------------------------------------------------------- To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]