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Questions tagged [jpos]

jPOS is an open-source, mission-critical enterprise software, based on International Organization for Standardization transaction card originated messages standard (ISO-8583). Java platform-based jPOS provides an open-source software bridge between ISO 8583-based messages and your internal processing networks and systems. It serves as the messaging foundation for systems that exchange electronic transactions made by cardholders using payment cards.

jPOS is a free and open source library/framework that can be used to implement financial interchanges based on the ISO 8583 standard and other Point of Sale related peripherals and protocols.

It currently supports versions 1987, 1993 and 2003 of the standard as well as multiple ANSX9.24 standards.

The project page is: http://jpos.org

225 questions
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Implementing IFB_LLLLCHAR

We are using jpos server with ASCIChannel and custom package which contains one field with max length 9999. To do this we implemented IFB_LLLLCHAR as follows: public class IFB_LLLLCHAR extends ISOStringFieldPackager { public IFB_LLLLCHAR() { …
Mubashar
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JPos application error

Hi I am trying to debug the jpostest application that came with Motorola Scanner SDK foe Windows. I am using Eclipse (Juno) with Java 7 on Windows 8. I get the following exception when I click on the 'open' button in the 'Scanner' tab of the…
user2111865
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JPOS purchase request gets duplicated

I am sending only one purchase request using JPOS, however I am getting duplicate requests in the logs.
Ahmed Hasan
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How to make a Custom Channel for BASE24Channel JPOS - ISO8583

allow me to ask my issues about iso8583 with Java, so i'm having a trouble while generating ISO8583 Message with a new system with JPOS Java (the system that i'm developing), so i'm trying to match the generated iso8583 message by the old system and…
mc ser
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Problem unpacking field 54 when ISO Server and ISO Client has the same packager

I am making a jPOS Client and a ISO Server program, in which I'm trying to hit the server from the client. I got this exception on my client, my server successfully returned this response (both using the same packager). ISO Server response
mc ser
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ClassNotFoundException: org.jpos.iso.packager.GenericPackager

When runing JPOS lib on eclipse it is running fine. But when running on oracle service bus java callout it is giving following error.
Junaid Ahmed
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2 answers

Jpos transaction testing using jmeter

I want to test jpos transaction using netcat command in jmeter any ideas about it ? I want to hit isomsg usinh netcat command
user1323a
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Using JCESecurityModule on Android device

While trying to carry out an encryption and decryption process on an Android environment, i have the below log. com.s.sdk.security.SMException: Error loading Local Master Keys, file: "/cfg/lmktest.lmk" does not exist. Please specify a valid LMK…
Israel Meshileya
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How to format Java utill date for ISO m8583?

I am using the following function that returns a formatted string date: private static String formatDate(String format) { Date date = new Date(); SimpleDateFormat sdf = new SimpleDateFormat(format); String strDate = sdf.format(date); …
user2194528
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org.jpos.iso.IFB_LLLHNUM: Problem unpacking field 44 (org.jpos.iso.ISOException: Field length 3634 too long. Max: 25) unpacking field=44, consumed=87

I have been trying send a flag in ISO 8583 spec - in field 40 which will yield 44 field in response. Seeing the below error... all other field gets unpacked just fine expect this filed 44.
vidhya Gowda
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How can I use jPOS-EE library to read pos terminal configuration and change them remotely,

How can I monitor, manage and change configurations of POS terminals remotely with the help of java jPOS-EE library I am try to manage and monitor POS(Point of Sale) terminals remotely. Knowing who has which POS terminals, what is happening on which…
SAMUEL FYNTAN
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ISO 8583 packing 120 feild

I want to set sub feilds of 120, can anyone guide ? Currently I am using JPOS library for packing data, here is the below sample pack message. request.setPackager(packager); …
zubair mujeeb
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Jpos Xml incoming message format

I sent the message to server and got a response not in a correct form as stated below This is how I send the message {
chatay
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org.jpos.iso.ISOException: org.jpos.iso.IFA_LLLCHAR: unpacking field 46 (org.jpos.iso.ISOException: Field length 470 too long. Max: 204)

I am trying to unpack an ISO 8583 message and I am getting error while trying to unpack the 46th field stating the length cannot exceed 204. Please find my…
B.G.Venkatraj
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ISO 8583 field 116 example in Java

I am populating ISO 8583 message and I don't know how to populate field 116. How it can be set using jpos library?
Aleksandar
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