Atul,

both LTKJava examples in the sourceforge wiki have their own main 
methods. It looks like something is wrong in your local setup.

Christian

Atul Ingle wrote:
> I have been trying to use the LLRP Hello world program. I used javac on 
> command line to get the class file from the .java file but when I try to 
> execute it using the java command i get a "main" missing error. Do I 
> need to write my own main function? What should it contain?
> 
> On Wed, Nov 25, 2009 at 9:06 AM, Paul Dietrich <[email protected] 
> <mailto:[email protected]>> wrote:
> 
>     LLRP defines tag seen count as the number of times the reader has
>     seen the tag.  If you were to add up all the tagSeenCounts for all
>     the tag reports and then divide by report interval (10 seconds in
>     your case), you would know the read rate in observations/second.
> 
>      
> 
>      
> 
>      
> 
>      
> 
>      
> 
>     ------------------------------------------------------------------------
> 
>     *From:* Atul Ingle [mailto:[email protected]
>     <mailto:[email protected]>]
>     *Sent:* Tuesday, November 24, 2009 3:23 PM
>     *To:* LLRP Toolkit Development List
>     *Subject:* Re: [ltk-d] LLRP with Impinj Speedway
> 
>      
> 
>     Hello,
> 
>     Thanks for the help. I'm getting to grips with LLRP commander to log
>     the tag ID and readrate/RSSI data. I am using a 10second delay stop
>     trigger for ROSpecStopTrigger and I get an RO_ACCESS_REPORT which
>     contains the tag ID and RSSI. But I'm not too sure what TagSeenCount
>     exactly means. Can I use it to calculate the read rate? I tried
>     increasing the receiver sensitivity and transmitter power level but
>     it doesn't affect the RSSI or the TagSeenCount in any way. What I
>     would like to log is the "Read Rate" values I get when I use the web
>     interface for the Speedway reader using RFIDemo.
> 
>     Thanks again,
>     Atul Ingle
> 
>     On Thu, Nov 19, 2009 at 3:25 AM, Bashir Khoshnevis <[email protected]
>     <mailto:[email protected]>> wrote:
> 
>     Hi Atul
> 
>      
> 
>     Here is my sample code for Impinj Speedway ( c#.net ) 
> 
>     http://bash.ir/RF_IV/GUIDemo.zip
> 
>      
> 
>      
> 
>      
> 
>     On Thu, Nov 19, 2009 at 2:56 AM, Christian Floerkemeier
>     <[email protected] <mailto:[email protected]>> wrote:
> 
> 
>     Atul,
> 
>     Example code that shows how to use the java implementation of the LLRP
>     toolkit can be found in the wiki:
>      
> http://sourceforge.net/apps/mediawiki/llrp-toolkit/index.php?title=LTKJava
> 
>     If you don't want to write any Java code, you can also use the Fosstrak
>     LLRP Commander (http://www.fosstrak.org/llrp) that uses LTKJava and logs
>      all individual TAG_REPORT_DATA parameters in RO_ACCESS_REPORT messages
>     to a SQL database (either a built-in one or a DB of your choice). You
>     can then just use the built-viewer to check the "cumulative read number"
>      or issue SQL statements over the TAG_REPORT_DATA parameters to
>     determine the number of reads.
> 
>     Christian
> 
> 
>     Atul Ingle wrote:
>     >  Hello,
>     >  I am using the Impinj Speedway R1000 reader.
>     >  I have to make a program code which can get information about
>     individual
>     >  tags (tag ID and number of reads) and write it to a log file. So far I
>     >  have been using the reader command line with a serial interface to get
>     >  the "cumulative" read number for all tags around the antenna. But the
>     >  serial interface does not give me any info about tag IDs.
>     >  Where do I get started writing a Java code to do this?
>     >  Thanks,
>     >  Atul Ingle
>     >
>     >  --
>     >  Atul Ingle
> 
>     >  RFID Project Assistant | www.uwrfidlab.org
>     <http://www.uwrfidlab.org> <http://www.uwrfidlab.org>
>     >  UW E-Business Consortium | www.uwebc.org <http://www.uwebc.org>
>     <http://www.uwebc.org>
>     >  University of Wisconsin-Madison | www.wisc.edu
>     <http://www.wisc.edu> <http://www.wisc.edu>
> 
>     >  Ph# 1-408-823-7537
>     >
>     >
> 
>     >
>     ------------------------------------------------------------------------
>     >
>     >
>     
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> 
>     -- 
>     Atul Ingle
>     RFID Project Assistant | www.uwrfidlab.org <http://www.uwrfidlab.org>
>     UW E-Business Consortium | www.uwebc.org <http://www.uwebc.org>
>     University of Wisconsin-Madison | www.wisc.edu <http://www.wisc.edu>
>     Ph# 1-408-823-7537
> 
> 
>     
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>     30-Day
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>     focus on
>     what you do best, core application coding. Discover what's new with
>     Crystal Reports now.  http://p.sf.net/sfu/bobj-july
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> 
> 
> 
> 
> -- 
> Atul Ingle
> RFID Project Assistant | www.uwrfidlab.org <http://www.uwrfidlab.org>
> UW E-Business Consortium | www.uwebc.org <http://www.uwebc.org>
> University of Wisconsin-Madison | www.wisc.edu <http://www.wisc.edu>
> Ph# 1-408-823-7537
> 
> 
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