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Questions tagged [epl]

EPL stands for the "Eltron Programming Language" and is a proprietary programming language used to communicate to Zebra (formerly Eltron) branded printers

EPL Programming Guide

EPL Wikipedia page

121 questions
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Esper: EPL "select" failed du to a validation error

I'm trying to run a simple Test with Esper (Chapter 14, http://dl.e-book-free.com/2013/07/activiti_in_action.pdf). The code is pretty simple: public class EventLengthWindowTest { public class LoanRequestEvent { public int amount =2; …
KayJ
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Esper: "time_order" seems not working

I'm using Esper (the event processing engine), the EPL query is: select * from Event.ext:time_order(timestamp_event, 10000 minutes) where duration > 10 But the output is not ordered by "timestamp_event": id int = 1, timestamp_event= 1412686800000,…
paolo789
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ESPER. send data with min value

I put data into Esper with a type: {"symbol" :string "price" :double} I want to have a symbol of a min price from every minute. When I do something like that: select min(price), symbol from Market.win:time_batch(60 sec) I get a lot of events…
jadb
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How do I send a Line Model control command to a Zebra printer?

I have the following code, which I send after putting the printer in line mode, but it just prints the '51' after swallowing the [ESC]A The command to change font is [ESC]A51 var hexValue = "1B"; // ESC char in HEX var asciiValue =…
Daniel O
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Do the Zebra QL220 and QLn220 printers need to be set to different device languages?

My QLn220 printer is set to "hybrid_xml_zpl" and it works fine (I can send it CPCL commands, and it prints labels as I want them to look). My QL220 printer (older model) is more quirky, though; it sometimes prints the raw commands I send it…
B. Clay Shannon-B. Crow Raven
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Zebra ZT230-300dpi printer sgd command setvar

I'm trying to change the "device.languages" attribute on a zebra ZT230 label printer with firmware: V72.19.6Z using the Zebra Setup Utilities Direct communication function. The command the i send to the printer is the following: ! U1 setvar…
user3594218
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Zebra GK420d label printer - status reporting

I am trying to understand how I can sent status requests to these label printers to see if they are free to print labels. The problem I have is that if I send too many label print requests then only some of get printed. I think the problem is that…
wakthar
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CEP --- is there a big difference between Oracle EPL and what is offered by ESPER?

I'm new to CEP and looking into playing with ESPER. I was doing some general googling on the topic and came a cross this: http://docs.oracle.com/cd/E13157_01/wlevs/docs30/pdf/epl_guide.pdf And also…
niken
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Find if a String in a list of Strings is in another list of Strings in Esper

I'm working with Esper + Mule and I am trying to define a POJO and an Event, but after reading the documentation of Espero I haven't found what I really need. My event, represented by a POJO, has a property like this: List Words; What I…
user2417250
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Why doesn't ^ $ in .NET multiline regular expressions match CRLF 0D0A?

I have a .NET application that makes use of the .NET Regex features to match an EPL label text string. Normally I would use the following: ^[A-Z0-9,]+"(.+)"$ and it would match every line (it captures the text in-between the epl code). However…
nimblebit
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Declaring/using variables with barcode in EPL

I am having some difficulty in using variables that I am declaring in a barcode statement using EPL (I have a zebra tlp 2844 printer). Here is my code N q609 Q203,26 FK"GNLABEL" FS"GNLABEL" V00,3,N,"ENTER PROGRAM:" V01,4,N,"ENTER…
planethunter
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EPL drawing circle from c#?

Cannot draw a circle in EPL language to print from a label printer. I'm doing a program using c# and it communicates over the network with a label printer, everything works fine, but cannot find a command to draw a circle. Any help please?
user2029200
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Printing multiple epl labels with a Zebra TLP 2824

Im trying to print multiple labels in epl code with a Zebra tlp 2824. If I send the code once it prints perfectly but when I loop it a few times it seems to lose the label measures and prints over the edges. Sometimes it adds white labels in…
Chromos
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Esper EPL leftouter join forwarding to other stream

I have implemented ESPER for my application need of CEP. While using EPL I encountered a specific scenario which is as follows: I have combined two events with left outer join to make sure each event from first can trigger the statement and only…
Chaturvedi Dewashish
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EPL Issue on CentOS 5.8

I am trying to install R on a CentOS 5.8 64 bit machine. I am trying to get the rpm, but I get an error message of "unknown or unexpected error". Here is what I'm using sudo rpm -Uvh…
Rick Gittins
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