Well, in reality this has a dual goal. 1. Get me using more Java in my CF.
And 2. Use the type 4 JDBC drivers to the DB2 mainframe to see how they perform and are accessed and so forth. This is one little piece of a huge application, and I'm using it to get my feet wet :) > -----Original Message----- > From: Jerry Johnson [mailto:[EMAIL PROTECTED] > Sent: Monday, August 14, 2006 4:56 PM > To: CF-Talk > Subject: Re: Java/CF Question > > 2200 lines? are they REALLY long? Or do you mean 22 million lines? > > If they are 2200 reasonably short lines (thousand chars per line), CF > shouldn't even blip. > > (If you want to try this as a nice exercise, then never mind.) > > Of course, I typically do this work now in a DTS package in sql > server, so what is my advice worth? > > I wouldn't pass the file itself, just the file spec (let java open the > file stream itself), and I would probably pass back a cold fusion > query or struct ready-made. > > > On 8/14/06, loathe <[EMAIL PROTECTED]> wrote: > > I have a need to parse in a data file weekly. > > > > The file is about 2200 lines long and is in a fixed width format. > > > > It will be written to a DB2 database on a mainframe. > > > > I'm thinking that I should create a java object that will do the heavy > > lifting, only using CF as needed for the interface side of things, and > to > > return some bad data information (there is some validation against > existing > > data that needs to occur as the file is parsed into memory. > > > > 1. Ok, I know about createObject(), and how it works, is there anything > I > > need in a class file in order for it to talk properly to CF? Anything I > > would want to have? I know I'm using the FileInputStream class, and > > getRow() and blah blah, is this the correct way of doing this? > > > > 2. How do I pass a file from CF to Java? I was thinking the easiest > way > > would be just have CF upload it, pass the path and file info to the > object > > and then have the class parse it, write it to the db, and return an > array of > > the bad rows. > > > > 3. What are the best practices for an object like this? Should I > create > > one method that reads in the file, one to get the row, a method to get > and > > set each member of the row? Or should I just do it top to bottom > procedural > > style, read in the file, loop through the rows, stick each "column" in > an > > array, then grab them as needed, and so forth? > > > > Any pointers from people that have done this before, or to some online > info > > about a similar practice would be much appreciated. > > -- > > Thanks, > > > > > > > > > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Introducing the Fusion Authority Quarterly Update. 80 pages of hard-hitting, up-to-date ColdFusion information by your peers, delivered to your door four times a year. http://www.fusionauthority.com/quarterly Archive: http://www.houseoffusion.com/groups/CF-Talk/message.cfm/messageid:249763 Subscription: http://www.houseoffusion.com/groups/CF-Talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.4
