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Java program crashes with RPGLE interface

Answer  A good friend of mine recently created a Java program that creates PDF files that are based to GNUPDF. It's running great when he's using a native Java code but when it's used through RPGLE, the program crashes when it processes images. He tracked it down when of them to loading an image from a .JAR...

Last updated: Jan 2, 2014   5:47 PM GMT   |    IBM iSeries, Java, RPGLE
Receiving error message when trying to install Java application on Linux machine

Answer  I'm currently trying to install a program (that's a Java application) on my Linux machine but we keep receiving the following error: ~$ java -jar gate-5.0-beta1-build3048-installer.jar - ERROR - java.awt.HeadlessException: No X11 DISPLAY variable was set, but this program performed an operation whi...

Last updated: Dec 3, 2014   9:00 PM GMT   |    Java applications, Linux
Jasper-adhoc Report :java.lang.RuntimeException: exception getting dataset from cache

Answer  Hi, I am using Jasper Report in my application and started doing with adhoc reports. I created a topic and created somereports out of it. The problem is: When i run thesereport from Jasper UI , they run successfully but when i tries to run these adhoc reports from my application,the follo...

Last updated: Oct 7, 2010   11:45 AM GMT   |    Ad Hoc, Jasper, Jasper Reporting tool
AS400 RPG Call Java on Webservice

Answer  Hello, #1. Current, With V5R2, We have Java in On AS/400, RPG call Java using RUNJVA with Parameters pass from RPG to Java. We using Data Queue pass data back from Java to RPG. We plan to take Data Queue out. Using Parameters pass back from Java to RPG. In V5R2, Is RUNJVA Parameters can pass bac...

Last updated: Nov 29, 2004   3:31 PM GMT   |    BEA WebLogic, Development, E-business
Android application error: Unable to instantiate activity

Answer  I have an Android application (that has about 100,000 users) and over the past few weeks, I keep getting this exception from Google's market tool. java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{org.rebm.asp/org.rebm.asp.MainActivity}: java.lang.ClassNotFoundException: org...

Last updated: May 27, 2014   2:00 PM GMT   |    Android, Mobile
JVM problem: Not able to run the Java Program but it's getting compiled

Answer  i have a problem of running java programs... When i try to run the java programs i get like this Exception in thread "main" java.lang.UnsupportedClassVersionError: H (Unsupported major.minor version 50.0) at java.lang.ClassLoader.defineClass0(Native Method) at java.lang...

Last updated: Sep 11, 2010   11:37 AM GMT   |    Java, Java programming, JVM
Java 8 grasps parallelism (more tightly) with Lambda Expressions

Blog  Oracle's Java coding cognoscenti gathered in the Czech capital of Prague this week to analyse, present and postulate over the arrival of the Java 8 language. Now some 20-years after Sun Microsystems first envisioned and built the Java language and platform under the eye of James "father of Java" Go...

Last updated: Mar 27, 2014   10:36 AM GMT  |  Blog: Open Source Insider   |      Uncategorized
The authors Anderson catch the JavaFX wave

Blog  JavaFX, a development platform for creating rich Internet applications, was in the spotlight at the recent JavaOne Conference, and the timing was great for Gail and Paul Anderson. The first copies of their book, Essential JavaFX, had just arrived at the conference. I talked to the Andersons shortly...

Last updated: Jun 11, 2009   2:06 PM GMT  |  Blog: Software Quality Insights
HDFS error when testing a simple file from a Amazon EC2 machine

Answer  I recently created an Ubuntu single node Hadoop cluster in Amazon EC2. I've tried to test a simple file upload to HDFS. It works from the EC2 machine but doesn't work outside of it. Here's the error I got: File /user/ubuntu/pies could only be replicated to 0 nodes, instead of 1 ...

Last updated: Apr 29, 2015   6:58 PM GMT   |    Amazon EC2, HDFS, Ubuntu
Oracle on Java, a 'well defined proposal' for the future

Blog  Oracle is committed to Java and has a very well defined proposal for the next version of the Java EE specification. This was the official confirmation from Oracle spokesperson Mike Moeller in his role as veep for marketing communications and global PR. Moeller made his proclamation in a statement ...

Last updated: Jul 18, 2016   10:50 AM GMT  |  Blog: Open Source Insider   |      Java, Oracle
At JavaOne - Java on the front end gets its time to shine

Blog  It is known for its servers, but even before it purchased Java-originator Sun Microsystems, Oracle had interest in client side technology. Still, it was surprising how much time Oracle's Thomas Kurian devoted to user interface issues in his JavaOne Keynote Monday. The big push is to provide Java de...

Last updated: Sep 22, 2010   7:39 PM GMT  |  Blog: Microservices Matters
What's Up with Java, Really?

Blog  Last week I wrote a short blog post for my old friend and colleague, Anne Martinez, that appears on under the title "Java Certifications -- What's Happening Now?" It's been about three a half years since Oracle acquired Sun Microsystems on January 27, 2010, and there have been some pro...

Last updated: Jun 9, 2013   3:55 AM GMT  |  Blog: IT Career JumpStart

Answer  Hi, I need some serious help here..I use OAS I deployed my ear file to the OC4J container. And everytime I access the webpage I get this error. 500 Internal Server Error java.lang.ExceptionInInitializerError at com.experio.common.util.AppUtil.getInitialContext( at com.e...

Last updated: Feb 21, 2009   11:40 PM GMT   |    Java development, JDeveloper, Oracle 10
Error in Java Agent when run from Server

Answer  Hi All, We have Java Agent which is run from server using RunOnServer command. We are getting the following error while executing it: Agent error: Exception in thread "Launcher: JavaAgent" Agent error: Access denied (java.lang.RuntimePermission setContextClass...

Last updated: Jan 10, 2011   9:49 AM GMT   |    Java, Java agent, Java applications
JavaOne 2012 kicks off

Blog  As JavaOne 2012 kicks off in San Francisco Sept 30, industry experts and practitioners gather to learn about the newest in Java standards, best practices and developments. New this year are a larger keynote location at the Masonic Auditorium and an expanded schedule that includes hundreds of techn...

Last updated: Sep 27, 2012   5:56 PM GMT  |  Blog: Microservices Matters
Bridging the Java to .NET interoperability divide

Blog  The following piece is a guest post for the Computer Weekly Developer Network by Wayne Citrin, an interoperability specialist at JNBridge. Citrin is also CTO and the architect of JNBridgePro -- the company is a provider of interoperability tools to connect Java and .NET frameworks. Bridging the Ja...

Last updated: Jul 22, 2014   3:32 AM GMT  |  Blog: CW Developer Network   |      .NET, Interoperability, JNBridge
Red Hat: Java now on firm path for the cloud

Blog  Open source raconteur and Red Hat senior director of middleware engineering Mark Little has laid down some defining comments as to the current state of Java EE7 Enterprise Edition. Speaking to a US-based software developer web site, Little has hinted that Java EE7 is a real "milestone release" and ...

Last updated: Sep 7, 2011   2:14 PM GMT  |  Blog: Open Source Insider   |      Uncategorized
Trouble Editing Data on iSeries from Web Application

Answer  Hello. I'm having a problem editing data in a database file on my AS400. I have an application server set up on the same machine and I've created a data source to access the files in my library. The provider is "DB2 for OS400 V5R1 JDBC Provider", the database name is "*LOCAL" and the library name is...

Last updated: Oct 5, 2005   12:17 AM GMT   |    AS/400, IBM DB2, Java
Disable Java Updates

Blog  If for whatever reasons you need to disable updates for Sun Java, do set the EnableJavaUpdate settings to 0. You can create a file, let say DisableJavaUpdates.reg, with following content: Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Update\Policy] "EnableJavaUpda...

Last updated: Jan 28, 2009   0:35 AM GMT  |  Blog: Network Administrator Knowledgebase
Re-introducing Jakarta EE: Eclipse takes Java EE back to its roots

Blog  The Eclipse Foundation has chosen Jakarta EE as the new name for the technology formerly known as Java EE. Last September, the Eclipse Foundation announced that Oracle would hand over the Java Platform, Enterprise Edition (Java EE), to Eclipse to foster industrywide collaboration and advance the te...

Last updated: Feb 27, 2018   11:27 PM GMT  |  Blog: Coffee Talk: Java, News, Stories and Opinions   |      Uncategorized
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